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Weather In Seattle In March: Average Temperature, Precipitation, Wind Patterns, Sunshine Hours, And More

Explore the average temperature, precipitation, wind patterns, sunshine hours, and weather events in Seattle in March. Learn about the appropriate clothing and essential items for rainy days.

Average Temperature in Seattle in March

Historical Data

March in Seattle is known for its fluctuating temperatures, making it a month of transition from the chilly winter to the mild spring. Looking back at historical data, we can see that the average temperature in Seattle in March ranges from around 40°F (4°C) to 55°F (13°C). However, it’s important to note that these averages can vary from year to year, and there have been instances of unusually warm or cold March temperatures in the past.

Daily Temperature Variations

March in Seattle offers a mix of cooler and warmer days, with noticeable variations in daily temperatures. It’s not uncommon to experience temperature swings throughout the month, where mornings can be quite chilly, while afternoons bring a pleasant warmth. On some days, you might even feel like you’re experiencing multiple seasons in a single day.

To give you a better idea of the temperature patterns, let’s take a closer look at the daily temperature variations in Seattle during March:

  1. Morning Chills: As the day begins, you can expect the temperature to be on the cooler side, often ranging from the low 40s°F (around 5°C) to the mid-40s°F (around 8°C). It’s a good idea to layer your clothing during this time to stay comfortable.
  2. Midday Warmth: As the morning progresses into the afternoon, the temperature starts to rise. You can anticipate temperatures reaching the upper 40s°F (around 9°C) to low 50s°F (around 11°C). This is when you may want to shed some layers and enjoy the mild and pleasant weather.
  3. Evening Cooling: As the sun sets and the evening approaches, the temperature begins to drop again. You can expect temperatures to fall back into the mid-40s°F (around 7°C) or even lower. It’s advisable to have a light jacket or sweater handy to stay cozy during the evening hours.
  4. Occasional Warm Surprises: While March is primarily a transition month, there are days when the temperature can unexpectedly soar. It’s not uncommon to experience days with temperatures reaching the upper 50s°F (around 14°C) or even higher, bringing a taste of early spring.

With such daily temperature variations, it’s important to be prepared for changing weather conditions throughout the day. Dressing in layers allows you to easily adapt to the temperature shifts and stay comfortable as you navigate the city.

In the next sections, we’ll explore other important aspects of Seattle’s weather in March, such as precipitation, wind patterns, sunshine hours, weather events, and appropriate clothing and accessories. Stay tuned to gain valuable insights into planning your visit to Seattle during this time of the year.


Precipitation in Seattle in March

March is known for its precipitation in Seattle, with rainfall and snowfall being common occurrences throughout the month. Let’s take a closer look at the amounts of rainfall and snowfall that Seattle experiences during this time.

Rainfall Amounts

Seattle receives a significant amount of rainfall in March, making it one of the wettest months of the year. On average, the city receives around 3.5 inches of rainfall during this month. This means that there are ample opportunities for rain lovers to enjoy the cozy atmosphere that comes with a good downpour.

The rainfall in Seattle during March can vary from day to day, with some days experiencing heavy showers while others may only have a light drizzle. It’s always a good idea to keep an umbrella handy when venturing out, as you never know when a sudden burst of rain might occur.

The rainy weather in Seattle during March creates a lush and green landscape, with the city’s parks and gardens thriving under the nourishing showers. It’s a great time to explore the numerous outdoor attractions that Seattle has to offer, such as the iconic Pike Place Market or the enchanting Washington Park Arboretum.

Snowfall Amounts

While Seattle is not typically known for heavy snowfall, March does bring some opportunities for snow enthusiasts. On average, the city receives around 1 inch of snow during this month. While it may not be enough for building snowmen or engaging in winter sports, it adds a touch of magic to the already picturesque scenery of the city.

The snowfall in Seattle during March is often light and fleeting, with snowflakes delicately falling from the sky before melting away. It’s a beautiful sight to behold and can create a sense of wonder and joy, especially for those who rarely experience snow.

Despite the limited snowfall, Seattle residents and visitors alike embrace the snowy moments by enjoying cozy indoor activities, such as sipping hot cocoa by a fireplace or visiting one of the city’s many charming cafes. The snow may not stick around for long, but the memories created during those fleeting moments are cherished by all.


  • Rainfall Amounts: 3.5 inches of rainfall on average in Seattle during March.
  • Snowfall Amounts: Approximately 1 inch of snow can be expected in Seattle during this month.

Wind Patterns in Seattle in March

March in Seattle brings with it a unique set of wind patterns that are influenced by various factors. Understanding the average wind speed and prevailing wind directions can help you prepare for the weather conditions that you might encounter during your visit to the city. Let’s take a closer look at these aspects.

Average Wind Speed

The average wind speed in Seattle during the month of March can vary, but it generally falls within a moderate range. On most days, you can expect the wind to blow at around 5 to 10 miles per hour. However, there may be days when the wind picks up, reaching speeds of 15 to 20 miles per hour. These gustier days are more common towards the end of the month as the transition from winter to spring occurs.

It’s important to note that the wind speed can change throughout the day. Mornings and evenings tend to be calmer, while the afternoons often see a slight increase in wind activity. This fluctuation in wind speed adds an element of dynamism to the weather and can make dressing appropriately a bit challenging.

Prevailing Wind Directions

The prevailing wind directions in Seattle during March predominantly come from the south and southwest. This means that the wind typically blows from the direction of the Pacific Ocean, bringing with it a maritime influence. These winds can be refreshing and invigorating, especially if you enjoy the ocean breeze. They also contribute to the overall climate of the city, helping to moderate temperatures and influence weather patterns.

However, it’s worth mentioning that the wind direction is not always consistent. There may be days when the wind shifts and comes from other directions, such as the north or northwest. These shifts are often associated with frontal systems passing through the region, which can result in changes in weather conditions. Keeping an eye on weather forecasts and being prepared for potential shifts in wind direction can help you adapt to the changing elements.

In summary, wind patterns in Seattle during March are characterized by moderate average wind speeds and prevailing winds from the south and southwest. The wind speed can vary throughout the day, with calmer mornings and evenings and slightly stronger winds in the afternoons. Being aware of these patterns can assist you in choosing appropriate clothing and planning outdoor activities. So, whether you’re strolling along the waterfront or exploring the city’s vibrant neighborhoods, embrace the wind and let it guide you through your March adventures in Seattle.

Average Wind Speed and Prevailing Wind Directions in Seattle in March

When it comes to wind patterns in Seattle during the month of March, there are two important factors to consider: average wind speed and prevailing wind directions. These elements play a significant role in shaping the weather conditions you can expect to experience during your time in the city. Let’s delve into the details and get a better understanding of what to anticipate.

Average Wind Speed

The average wind speed in Seattle during March varies, but it generally falls within a moderate range. On most days, you can expect the wind to blow at around 5 to 10 miles per hour. However, there may be days when the wind picks up, reaching speeds of 15 to 20 miles per hour. These gustier days are more common towards the end of the month as the transition from winter to spring occurs.

It’s important to note that the wind speed can change throughout the day. Mornings and evenings tend to be calmer, while the afternoons often see a slight increase in wind activity. This fluctuation in wind speed adds an element of dynamism to the weather and can make dressing appropriately a bit challenging.

Prevailing Wind Directions

The prevailing wind directions in Seattle during March predominantly come from the south and southwest. This means that the wind typically blows from the direction of the Pacific Ocean, bringing with it a maritime influence. These winds can be refreshing and invigorating, especially if you enjoy the ocean breeze. They also contribute to the overall climate of the city, helping to moderate temperatures and influence weather patterns.

However, it’s worth mentioning that the wind direction is not always consistent. There may be days when the wind shifts and comes from other directions, such as the north or northwest. These shifts are often associated with frontal systems passing through the region, which can result in changes in weather conditions. Keeping an eye on weather forecasts and being prepared for potential shifts in wind direction can help you adapt to the changing elements.

In summary, wind patterns in Seattle during March are characterized by moderate average wind speeds and prevailing winds from the south and southwest. The wind speed can vary throughout the day, with calmer mornings and evenings and slightly stronger winds in the afternoons. Being aware of these patterns can assist you in choosing appropriate clothing and planning outdoor activities. So, whether you’re strolling along the waterfront or exploring the city’s vibrant neighborhoods, embrace the wind and let it guide you through your March adventures in Seattle.


Sunshine Hours in Seattle in March

Seattle in March offers a glimpse of the upcoming spring season, with longer days and increasing sunshine hours. As the city emerges from the gloomy winter, the average daily sunshine hours begin to rise, bringing a sense of warmth and rejuvenation. Let’s explore the average daily sunshine hours and the cloud cover percentage during this transitional month.

Average Daily Sunshine Hours

March in Seattle marks a turning point in terms of sunlight. The city experiences an increase in average daily sunshine hours, providing residents and visitors with more opportunities to enjoy outdoor activities and explore the beauty of the Pacific Northwest. On average, Seattle receives around 7 to 8 hours of sunshine per day in March, a noticeable improvement compared to the shorter winter days.

With the longer daylight hours, outdoor enthusiasts can take advantage of the extended daylight to engage in various recreational activities. Whether it’s going for a hike in the nearby mountains, strolling through the city’s parks, or simply enjoying a leisurely walk along the waterfront, Seattle offers ample opportunities to soak up the sun and embrace the changing season.

Cloud Cover Percentage

Despite the increasing sunshine hours, Seattle still experiences a fair amount of cloud cover in March. The cloud cover percentage serves as an indicator of how often the sky is obscured by clouds throughout the day. In March, the cloud cover percentage hovers around 60% to 70%, indicating that the sky is partly cloudy for a significant portion of the month.

While the cloud cover may limit the amount of direct sunlight at times, it also adds a unique charm to the city’s landscape. The interplay between clouds and sunlight creates stunning vistas, where rays of sunlight break through the cloud cover, casting enchanting shadows over the city and surrounding natural landscapes.

To provide a clearer picture of the cloud cover patterns, let’s take a closer look at a sample week in March:

Day Cloud Cover Percentage
Monday 65%
Tuesday 70%
Wednesday 55%
Thursday 75%
Friday 60%
Saturday 50%
Sunday 70%

As shown in the table, the cloud cover percentage varies throughout the week, offering a mix of partly cloudy and mostly cloudy days. This diversity in cloud cover adds an element of surprise to the weather, making each day a unique experience.

Remember, the weather in Seattle can be unpredictable, so it’s always a good idea to check the forecast before planning your outdoor adventures. Stay tuned for more information on historical data, daily temperature variations, precipitation, wind patterns, weather events, and clothing and accessories for Seattle in March as we continue our exploration.


Weather Events in Seattle in March

March in Seattle brings a variety of weather events that can both surprise and delight residents and visitors alike. From storms and heavy rainfall to the mysterious presence of fog and mist, the city experiences a range of atmospheric phenomena that add to its unique charm and character.

Storms and Heavy Rainfall

Seattle is no stranger to storms, especially during the month of March. As winter transitions into spring, the clash of warm and cold air masses can lead to powerful weather systems sweeping through the area. These storms can bring intense rainfall, often accompanied by strong winds that whip through the city. It’s not uncommon to see rain pouring down in torrents, creating a symphony of pitter-patter on rooftops and sidewalks.

During these stormy periods, it’s important to be prepared. Carrying an umbrella or a waterproof jacket is essential to stay dry and comfortable. Additionally, wearing sturdy shoes with good traction can help navigate the sometimes slippery streets. It’s always a good idea to check the weather forecast before heading out, as storms can impact travel plans and outdoor activities.

Seattleites have learned to embrace the rain and find beauty in its presence. The city’s lush greenery owes much of its vibrancy to the abundant rainfall it receives. So, while storms may temporarily disrupt plans, they also contribute to the city’s natural splendor.

Fog and Mist

Another intriguing weather phenomenon that Seattle experiences in March is the occurrence of fog and mist. As the temperatures gradually rise, the contrast between the cool air and the still chilly waters of the Puget Sound can create a magical mist that blankets the city.

Fog and mist have an enchanting effect, giving Seattle a mystical ambiance. The city’s skyline can become partially obscured, with iconic landmarks like the Space Needle emerging mysteriously from the mist. Walking through the foggy streets, one might feel transported to a different time and place.

The presence of fog and mist adds an element of serenity to the bustling city. It invites introspection and creates an atmosphere of tranquility. Exploring Seattle’s parks and waterfront areas during these misty days can be a truly enchanting experience.

When venturing out on foggy days, it’s important to exercise caution. Reduced visibility can make driving more challenging, so it’s crucial to drive at slower speeds and use headlights and fog lights as necessary. Pedestrians should also take care, staying visible with reflective clothing and paying attention to their surroundings.

(Note: The following sections on clothing and accessories for Seattle in March will provide more information on how to dress appropriately for these weather events.)


Clothing and Accessories for Seattle in March

March in Seattle brings a mix of weather conditions, ranging from cool and rainy days to occasional bursts of sunshine. As you prepare for your trip to the Emerald City, it’s important to pack the right clothing and accessories to ensure comfort and adaptability to the changing weather. In this section, we will explore the appropriate clothing and essential items for both regular days and rainy days in Seattle during March.

Appropriate Clothing

When it comes to dressing for Seattle’s March weather, layering is key. The temperature can vary throughout the day, so having layers allows you to adjust your clothing accordingly. Here are some essential clothing items to consider:

  1. Lightweight, Waterproof Jacket: A lightweight, waterproof jacket is a must-have in Seattle during March. It will protect you from the rain showers that are common during this time of year. Look for a jacket with a hood for added protection.
  2. Sweaters and Cardigans: Seattle’s March weather can be brisk, so pack a few sweaters and cardigans to layer over your shirts. Opt for materials like wool or fleece to keep you warm and cozy.
  3. Long-sleeved Shirts: Long-sleeved shirts are versatile and can be layered with sweaters or worn on their own on milder days. Choose breathable fabrics to ensure comfort throughout the day.
  4. Jeans or Trousers: Opt for jeans or trousers that are comfortable and can withstand damp weather. Avoid wearing shorts or skirts unless you plan on layering leggings or tights underneath.
  5. Comfortable Shoes: Seattle is known for its hilly terrain, so comfortable and sturdy shoes are a must. Consider waterproof or water-resistant options to keep your feet dry during rainy days.
  6. Hat and Gloves: Keep your head and hands warm with a hat and gloves. These accessories are especially useful during colder mornings or when the wind picks up.

Essential Items for Rainy Days

Seattle is notorious for its rain, and March is no exception. Be prepared for wet weather with these essential items:

  1. Umbrella: A compact, foldable umbrella is a must-have accessory in Seattle. It’s always a good idea to carry one with you, as rain showers can occur at any time. Look for an umbrella that is sturdy and wind-resistant.
  2. Waterproof Backpack or Bag: Protect your belongings from the rain by using a waterproof backpack or bag. This will ensure that your electronics, documents, and personal items stay dry while you explore the city.
  3. Waterproof Shoes or Shoe Covers: Consider investing in waterproof shoes or shoe covers to keep your feet dry during heavy rain. These can be especially useful if you plan on walking or hiking in wet conditions.
  4. Raincoat or Poncho: In addition to a waterproof jacket, having a raincoat or poncho can provide extra protection during downpours. They are lightweight and easy to carry, making them ideal for unexpected rain showers.
  5. Waterproof Phone Case: If you plan on using your phone for navigation or taking photos, a waterproof phone case is a worthwhile investment. It will protect your device from water damage and allow you to capture memories even in the rain.

By packing the appropriate clothing and essential items, you’ll be prepared for the ever-changing weather in Seattle during March. Remember to check the weather forecast before heading out, as it can help you plan your activities and anticipate any sudden changes. Stay comfortable and enjoy your time exploring the vibrant city of Seattle, rain or shine!

Table:

Clothing and Accessories for Seattle in March
Appropriate Clothing
Essential Items for Rainy Days

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