Hat Island, WA Climate


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United States / Washington / Seattle-Tacoma-Bellevue Metro Area / Snohomish County / Hat Island / Zip Codes
Hat Island, WA is a beautiful and unique place with great weather year-round. It has a mild climate that doesn't get too hot or too cold. During the summer months, temperatures range from 65-75°F during the day and drop to around 50-60°F at night. In the winter, temperatures rarely dip below 40°F and average about 55-65°F during the day. The island experiences very little rainfall throughout the year so humidity levels are usually low and the ocean breeze keeps things comfortable.
Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Hat Island is 7.2 (10=best), which means it is more comfortable than most places in Washington.

9.2 Summer - 5.3 Winter
August, July and September are the most pleasant months in Hat Island, while December and January are the least comfortable months.

  ClimateHat Island, WashingtonUnited States
    Unlock38.1 in.
  3.9 in.  Unlock
    Unlock106.2 days
  162 days  Unlock
  74.1°85.8°
    Unlock21.7°
  7.2  Unlock
    Unlock4.3
  2128 ft.  Unlock
Climate
YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

August is the hottest month for Hat Island with an average high temperature of 75.1°, which ranks it as cooler than most places in Washington. In Hat Island, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Hat Island are August, July and September.
In Hat Island, there are 1.1 days annually when the high temperature is over 90°, which is cooler than most places in Washington.
December has the coldest nighttime temperatures for Hat Island with an average of 33.7°. This is warmer than most places in Washington.
In Hat Island, there are 41.0 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Washington.
In Hat Island, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Washington.
Humidity in Hat Island is generally quite low and comfortable. There are few days during the summer when the humidity becomes unpleasant. The most humid months (but still comfortable) are August, July and September.
November is the wettest month in Hat Island with 6.5 inches of rain, and the driest month is July with 1.3 inches. The wettest season is Spring with 34% of yearly precipitation and 12% occurs in Autumn, which is the driest season. The annual rainfall of 44.4 inches in Hat Island means that it is wetter than most places in Washington.
November is the rainiest month in Hat Island with 19.9 days of rain, and August is the driest month with only 5.9 rainy days. There are 173.7 rainy days annually in Hat Island, which is rainier than most places in Washington. The rainiest season is Spring when it rains 32% of the time and the driest is Autumn with only a 14% chance of a rainy day.
An annual snowfall of 3.9 inches in Hat Island means that it is less snowy than most places in Washington. December is the snowiest month in Hat Island with 1.6 inches of snow, and 4 months of the year have significant snowfall.
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Dana · Mount Vernon, WA
Hat Island - not what this page says it is
Over 2 years ago

This page is nonsense. There are no shops or restaurants on the island, and certainly no surfing. Hat Island is a quiet island off the coast of Everett that has no  More

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