How Many Days Of Sunshine Does Seattle Get Per Year?

Seattle is known for its gray skies and rainy weather, so how many sunny days can residents expect each year? The answer may surprise you.

If you’re short on time, here’s a quick answer to your question: Seattle gets an average of 152 sunny days per year.

In this comprehensive guide, we’ll dive into the details around Seattle’s sunny days including monthly averages, the sunniest times of year, and how its sunshine compares to the rest of the country.

Average Number of Sunny Days in Seattle Per Month

January – 8 days

In the midst of winter, Seattle experiences an average of 8 sunny days in January. While this may not seem like a lot, Seattle’s residents still find ways to make the most of the limited sunshine. From taking walks in the crisp air to enjoying hot beverages at cozy cafes, Seattleites embrace the beauty of these rare sunny days.

February – 10 days

As February rolls in, Seattle sees a slight increase in the number of sunny days, averaging around 10 days. Despite the gloomy reputation, Seattleites are known to celebrate these sunny moments by engaging in outdoor activities such as hiking in nearby trails, visiting local parks, or even taking a day trip to the picturesque mountains surrounding the city.

March – 11 days

With the arrival of spring, Seattle experiences an average of 11 sunny days in March. This increase in sunshine brings a sense of anticipation and excitement among the locals, as it signals the beginning of longer, brighter days.

Seattleites take advantage of these sun-filled days by exploring the city’s vibrant neighborhoods, attending outdoor events, or simply basking in the warmth of the sun.

April – 14 days

In April, Seattle enjoys around 14 sunny days, marking a noticeable increase from the previous months. This change in weather brings a renewed sense of energy and enthusiasm to the city. From outdoor sports activities to picnics in the park, Seattleites take full advantage of the extended hours of sunshine during this time of the year.

May – 17 days

May is a particularly delightful month in Seattle, with an average of 17 sunny days. As spring transitions into summer, the city becomes a haven for outdoor enthusiasts. From boating on the Puget Sound to exploring the iconic Pike Place Market, there is no shortage of activities to enjoy under the warm, sunny skies.

June – 20 days

June brings even more sunshine to Seattle, with an average of 20 sunny days. As summer officially begins, the city bursts with life and energy. Seattleites flock to the many parks and beaches, organizing barbecues, picnics, and outdoor concerts.

The Emerald City truly shines during this time of the year.

July – 25 days

July is the sunniest month in Seattle, boasting an average of 25 sunny days. The city comes alive with vibrant colors and an infectious sense of joy. From rooftop parties to outdoor festivals, Seattleites make the most of the abundant sunshine.

It’s no wonder that summer is considered the prime time to visit this beautiful city.

August – 23 days

In August, the sunshine continues to grace Seattle with an average of 23 sunny days. The city’s outdoor spaces become even more popular, as locals and tourists alike venture out to soak up the rays. Whether it’s exploring the iconic Space Needle or taking a leisurely stroll along the waterfront, Seattle offers endless possibilities under the summer sun.

September – 19 days

As summer transitions into fall, Seattle experiences an average of 19 sunny days in September. The city’s natural beauty shines through as the leaves change colors, creating a picturesque backdrop for outdoor activities.

Seattleites take advantage of the mild weather by visiting local farmers’ markets, going on scenic hikes, or simply enjoying a cup of coffee at one of the city’s many charming cafes.

October – 15 days

In October, Seattle sees around 15 sunny days, signaling the arrival of autumn. While the number of sunny days may decrease, Seattleites continue to make the most of the changing season. From pumpkin patches to haunted houses, the city offers a variety of fall-themed activities to enjoy under the occasional rays of sunshine.

November – 9 days

November brings cooler temperatures and an average of 9 sunny days to Seattle. As the holiday season approaches, the city embraces a cozy atmosphere. Seattleites can be found sipping warm drinks at local cafes, exploring holiday markets, or simply enjoying the crisp air during a leisurely walk through the city’s charming neighborhoods.

December – 7 days

In December, Seattle experiences an average of 7 sunny days, marking the end of the year. While the days may be shorter and the weather chillier, Seattleites still find ways to celebrate the holiday season.

From admiring the festive lights at the annual Winterfest to ice skating at the iconic Center House, there are plenty of ways to embrace the holiday spirit in the Emerald City.

The Sunniest and Least Sunny Times of Year in Seattle

Seattle, famously known for its rainy reputation, also has its fair share of sunny days throughout the year. While it may not have the same number of sunny days as other cities with more arid climates, Seattle still experiences periods of beautiful weather.

Let’s take a closer look at the sunniest and least sunny times of the year in Seattle.

Summer is peak sunny season – June through August average 22 sunny days per month

When it comes to sunny days, summer is the season to look forward to in Seattle. From June through August, the Emerald City experiences its sunniest months, with an average of 22 sunny days per month. This is the time when locals and visitors alike can enjoy the city’s stunning natural scenery, such as the iconic Mount Rainier and the picturesque Puget Sound, under clear blue skies.

During the summer months, Seattle’s mild temperatures and longer daylight hours create the perfect conditions for outdoor activities. From hiking and biking to picnics in the park, there is no shortage of ways to make the most of the abundant sunshine.

It’s no wonder that summer is considered the peak season for tourism in Seattle.

Winter has the least sun – December through February average just 8-10 sunny days per month

On the flip side, winter is when Seattle experiences its least sunny days. From December through February, the city averages just 8-10 sunny days per month. This is the time of year when the infamous gray skies and rain showers are more prevalent.

However, it’s important to note that even during the winter months, Seattle still has its fair share of beautiful moments. On a clear winter day, the snow-capped mountains surrounding the city create a breathtaking backdrop.

And while the sun may not always be shining, there is still plenty to see and do in Seattle, from exploring its vibrant neighborhoods to indulging in its world-class culinary scene.

Despite its reputation for rain, Seattle’s sunny days are something to be celebrated. Whether you’re a local or a visitor, taking advantage of the city’s sunniest times of year can lead to unforgettable experiences and memories. So grab your sunglasses and enjoy the sunshine in the Emerald City!

How Seattle’s Sunny Days Compare to Other Major U.S. Cities

Seattle, known for its rainy reputation, may not be the first place that comes to mind when you think of sunny destinations. However, it does receive its fair share of sunlight throughout the year. While it may not compare to the sun-soaked cities of Phoenix or Los Angeles, Seattle still manages to get more sunny days than cities in the Northeast like New York and Boston.

Here’s how Seattle compares (average annual sunny days):

Phoenix (299 days)
Los Angeles (265 days)
San Diego (146 days)
Dallas (205 days)
Chicago (168 days)
Seattle (152 days)
New York City (129 days)
Boston (133 days)

As you can see, Seattle receives around 152 sunny days on average each year. While it may not be the sunniest city in the United States, it certainly holds its own. So, don’t let the rain get you down – there are still plenty of opportunities to enjoy the beautiful sunny days in Seattle!


While Seattle may have a reputation for gloominess, the city still manages to squeeze in an average of 152 sunny days per year – especially during the summer months.

The sunny season peaks in July and August with around 25 sunny days each month. Meanwhile, December through February only see about 8-10 sunny days on average.

Compared to other major U.S. cities, Seattle gets more sun than northeast cities like New York and Boston but less than southwest hotspots like Phoenix and L.A. Hopefully this guide gave you a better understanding of Seattle’s sunny weather patterns!

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