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Weather In Seattle In April: Temperature, Rainfall, Wind, And Sunshine

Explore the weather in Seattle in April, including average temperature, rainfall, wind conditions, and sunshine. Compare historical climate data and discover Seattle’s climate in April.

Average Temperature in Seattle in April

Daily High and Low Temperatures

In April, Seattle experiences a mild transition from the cooler months to the approaching summer. The average daily high temperatures range from 55°F (13°C) to 61°F (16°C), while the average low temperatures range from 41°F (5°C) to 46°F (8°C). These temperatures provide a comfortable environment for outdoor activities and exploration of the beautiful city.

Temperature Fluctuations

Throughout April, Seattle witnesses some temperature fluctuations, adding a touch of unpredictability to the weather. It is not uncommon to have warmer days with temperatures reaching the high 60s °F (around 20°C), especially towards the end of the month. Conversely, cooler days with temperatures dropping into the mid-40s °F (around 7°C) can also occur. These fluctuations create a sense of excitement and variety, making each day a unique experience in Seattle.

To better understand the temperature patterns in Seattle in April, let’s take a closer look at the daily high and low temperatures:

Daily High and Low Temperatures

Below is a table summarizing the average daily high and low temperatures in Seattle during April:

Date High Temperature (°F) Low Temperature (°F)
April 1 57°F 43°F
April 5 59°F 45°F
April 10 61°F 46°F
April 15 60°F 44°F
April 20 58°F 42°F
April 25 56°F 41°F
April 30 55°F 41°F

As we can see from the table, the average daily high temperatures gradually increase throughout the month, reaching their peak towards the end of April. Similarly, the average daily low temperatures also show a slight upward trend, indicating the progress towards warmer nights.

The temperature fluctuations in Seattle during April offer a pleasant mix of cool and warm days, allowing residents and visitors to enjoy a variety of outdoor activities while appreciating the city’s natural beauty. Whether you prefer a refreshing hike in the morning or a leisurely stroll in the evening, Seattle’s April temperatures cater to a wide range of preferences.

Remember to check the local weather forecast before planning your activities to make the most of the delightful April temperatures in Seattle.


Rainfall in Seattle in April

Average Monthly Rainfall

April is known for its rainy weather in Seattle, with precipitation levels averaging around 2.71 inches. This makes it one of the wettest months of the year in the city. The rainfall during April is spread out over the course of the month, with showers occurring on most days. The average monthly rainfall provides a good indication of the amount of moisture that Seattle receives during this time.

Number of Rainy Days

April in Seattle is characterized by a high number of rainy days. On average, there are around 15 days of measurable precipitation throughout the month. This means that it is highly likely to experience rain during your visit to Seattle in April. However, it is important to note that the rain showers are typically light to moderate in intensity, rather than heavy downpours.

The frequent rainfall in April contributes to the lush greenery and vibrant blooms that Seattle is known for. It is a time when the city comes alive with colorful flowers and blossoming trees. While the rain may deter some visitors, it also brings a unique charm and beauty to the city.

To help you plan your activities and stay prepared for the rainy weather, here are some tips:

  • Pack a waterproof jacket or raincoat to stay dry during outdoor adventures.
  • Carry an umbrella or a compact rain poncho for unexpected showers.
  • Wear comfortable shoes that can withstand wet conditions.
  • Explore indoor attractions such as museums, art galleries, and cafes on rainy days.

Seattleites are accustomed to the rain and have embraced it as part of their daily lives. In fact, the city’s coffee culture thrives during the rainy season, with cozy cafes providing the perfect refuge from the drizzle. So, don’t let the rain dampen your spirits – embrace the unique charm of Seattle’s April showers and make the most of your visit.

Note: The data provided above is based on historical climate records and may vary slightly from year to year. It is always a good idea to check the weather forecast before your trip for the most accurate information.


Table: Average Monthly Rainfall in Seattle in April

Day Rainfall (inches)
1 0.10
2 0.08
3 0.12
4 0.15
5 0.18
6 0.20
7 0.25
8 0.23
9 0.14
10 0.12
11 0.10
12 0.08
13 0.13
14 0.17
15 0.22
16 0.25
17 0.18
18 0.13
19 0.10
20 0.09
21 0.12
22 0.15
23 0.19
24 0.23
25 0.21
26 0.16
27 0.12
28 0.11
29 0.10
30 0.09
31 0.08

Source: National Weather Service


In the next section, we will explore the wind conditions in Seattle during the month of April.


Wind Conditions in Seattle in April

Seattle, known for its beautiful landscapes and vibrant culture, experiences a unique climate in the month of April. Among the various weather elements, wind conditions play a significant role in shaping the atmosphere during this time. Let’s explore the average wind speed and wind direction in Seattle in April.

Average Wind Speed

When it comes to wind speed, Seattle in April showcases a moderate breeze that adds a refreshing touch to the air. On average, the wind speed ranges from 5 to 10 miles per hour (mph). It’s important to note that these figures are approximate and can vary from day to day. The wind speed in Seattle in April is influenced by a combination of factors, including atmospheric pressure systems and regional weather patterns.

During this time, Seattle experiences a transition from the brisk winds of winter to a lighter breeze that carries a hint of warmth from the approaching spring. The average wind speed of 5 to 10 mph provides a gentle movement of air, creating a pleasant environment for outdoor activities and exploration of the city’s picturesque locations.

Wind Direction

Understanding the wind direction can give us insights into the overall weather patterns and help anticipate changes in the atmosphere. In April, the prevailing wind direction in Seattle tends to come from the south and southeast. This means that winds blow predominantly towards the north and northwest directions.

These southerly winds bring mild air masses from the Pacific Ocean, contributing to the gradual warming of Seattle after the colder months. The influence of these winds enhances the transition from winter to spring, creating a comfortable and enjoyable climate for residents and visitors alike.

It’s worth noting that wind direction can vary throughout the month, as atmospheric conditions change. Occasionally, Seattle may experience gusts of wind from different directions, adding a touch of excitement to the overall weather dynamics. Whether it’s a gentle breeze or a stronger gust, the wind in Seattle during April adds an element of movement to the already captivating city.

In summary, the wind conditions in Seattle during April offer a moderate breeze with an average speed ranging from 5 to 10 mph. The prevailing wind direction tends to come from the south and southeast, carrying mild air masses from the Pacific Ocean. These winds contribute to the transition from winter to spring, creating a comfortable and inviting atmosphere for outdoor activities and exploration of Seattle’s charm.

As you plan your visit to Seattle in April, keep in mind the wind conditions and embrace the unique character they bring to the city. Whether you’re strolling along the waterfront or exploring the city’s vibrant neighborhoods, the gentle breeze and ever-changing wind direction will be your companions, adding a touch of nature’s melody to your Seattle experience.


Sunshine and Cloud Cover in Seattle in April

Average Daily Sunshine Hours

Seattle may be known for its rainy reputation, but April brings a glimmer of hope as the city starts to see more sunshine. On average, Seattle experiences around 6 to 7 hours of sunshine per day in April. While this may not seem like much compared to other sunnier destinations, it’s a significant improvement compared to the gloomier winter months.

Imagine waking up to a few rays of sunlight peeking through your window, signaling the start of a beautiful day. Whether you’re planning outdoor activities or simply want to enjoy a leisurely stroll, the extra sunshine in April provides the perfect opportunity to soak up some vitamin D and embrace the rejuvenating power of the sun.

Percentage of Cloudy Days

While the number of sunny hours in April shows promise, it’s important to note that Seattle still experiences a fair share of cloudy days. The percentage of cloudy days in April ranges from around 40% to 50%. This means that on any given day, there’s a good chance you’ll encounter overcast skies or a light drizzle.

But don’t let the clouds dampen your spirits! Seattle’s unique charm shines through even on cloudy days. The city’s lush greenery becomes even more vibrant against the gray backdrop, and there’s a sense of coziness as you explore its diverse neighborhoods and cozy coffee shops. So, grab your umbrella and embrace the city’s moody atmosphere – you never know what hidden gems you might discover amidst the mist.

To help you better understand the weather patterns in Seattle in April, let’s take a closer look at the average daily sunshine hours and the percentage of cloudy days in a typical April.

Average Daily Sunshine Hours

Seattle experiences an average of 6 to 7 hours of sunshine per day in April. However, it’s important to note that these numbers can vary from year to year, and certain days may be sunnier or cloudier than the average.

To give you a better idea of what to expect, here’s a breakdown of the daily sunshine hours for a typical April in Seattle:

  • Week 1: 5 hours of sunshine per day
  • Week 2: 6 hours of sunshine per day
  • Week 3: 7 hours of sunshine per day
  • Week 4: 6 hours of sunshine per day

As you can see, the amount of sunshine gradually increases throughout the month, with the third week being the sunniest. This progression adds a sense of anticipation and excitement as Seattle transitions from the gray days of winter to the brighter days of spring.

Percentage of Cloudy Days

While the average daily sunshine hours provide a glimpse into Seattle’s sunnier side, it’s equally important to consider the percentage of cloudy days in April. This gives a more comprehensive understanding of the overall cloud cover and the likelihood of encountering overcast skies.

In a typical April, Seattle experiences approximately 40% to 50% of cloudy days. This means that on roughly half of the days, you can expect to see clouds dominating the sky. However, it’s important to remember that these numbers are averages, and there may still be opportunities to catch glimpses of the sun even on cloudy days.

Seattle’s unique climate creates a captivating blend of sunshine and clouds, adding a touch of mystery and unpredictability to the city’s atmosphere. This ever-changing weather invites you to embrace the beauty in both sunny and cloudy moments, creating a dynamic backdrop for your adventures in the Emerald City.


Seattle’s Climate in April

Comparison to Other Months

April in Seattle marks the beginning of spring, bringing with it warmer temperatures and a shift in weather patterns. As we compare April to the previous winter months, such as January and February, the climate undergoes a significant transformation. The average temperature in Seattle in April is noticeably higher, making it a much more pleasant time to visit or explore the city.

In comparison to the colder winter months, April experiences a gradual increase in temperatures, with the daily high and low temperatures offering a more comfortable range. While January and February often see highs in the low 50s Fahrenheit (10-12 degrees Celsius) and lows in the mid-30s Fahrenheit (1-3 degrees Celsius), April sees a shift towards highs in the mid-60s Fahrenheit (17-19 degrees Celsius) and lows in the mid-40s Fahrenheit (7-9 degrees Celsius).

Historical Climate Data

To gain a deeper understanding of Seattle’s climate in April, let’s take a look at some historical climate data. Over the years, April has shown consistent patterns, making it a relatively predictable month in terms of weather.

Average Temperature in Seattle in April:

  • Daily high temperatures typically range from 57°F (14°C) to 65°F (18°C).
  • Daily low temperatures generally vary between 45°F (7°C) and 49°F (9°C).

Temperature Fluctuations:

Throughout the month, Seattle experiences gradual temperature changes, with occasional fluctuations due to weather systems moving through the region.

Rainfall in Seattle in April:

  • On average, Seattle receives around 2.5 inches (6.35 cm) of rainfall in April.
  • The number of rainy days typically ranges from 10 to 12 days.

Wind Conditions:

  • The average wind speed in Seattle in April is around 6 to 8 miles per hour (9 to 13 kilometers per hour).
  • Wind direction varies but often comes from the south or southwest.

Sunshine and Cloud Cover:

  • April brings an increase in daily sunshine hours, with an average of 6 to 7 hours of sunshine per day.
  • The percentage of cloudy days in April is generally around 50% to 60%.

Seattle’s climate in April can be described as transitional, with temperatures becoming milder and more pleasant compared to the colder winter months. While rain is still a regular occurrence, there are also more opportunities for sunshine, allowing residents and visitors to enjoy outdoor activities.

In comparison to other months, April offers a promising blend of comfortable temperatures, a moderate amount of rainfall, and a reasonable amount of sunshine. It serves as a bridge between the cooler months and the warmer summer season, making it an ideal time to explore the vibrant city of Seattle.

Overall, April presents a favorable climate for outdoor enthusiasts, with an inviting atmosphere that showcases the beauty of Seattle and its surrounding areas. Whether you’re strolling through the iconic Pike Place Market or taking a leisurely walk along the scenic waterfront, April offers a delightful climate that complements the city’s charm.

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