Birch Bay, WA Climate

Birch Bay, WA has a mild climate that is tempered by the nearby waters of Puget Sound and the strait of Georgia. Summers are generally warm and dry, with temperatures reaching up to the mid 80s Fahrenheit and very little humidity in the air. Winters are cool and wet, with average temperatures hovering around freezing and frequent rainfall that can last for days at a time. The area receives an average of 32 inches of precipitation annually, making it one of the wettest parts of Washington state.

Birch Bay, Washington gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Birch Bay averages 8 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 161 sunny days per year in Birch Bay. The US average is 205 sunny days.

Birch Bay gets some kind of precipitation, on average, 159 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 72 degrees
Winter Low: the January low is 35
Rain: averages 38 inches of rain a year
Snow: averages 8 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Birch Bay 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 June are the most pleasant months in Birch Bay, while December and January are the least comfortable months.

Climate	Birch Bay, Washington	United States
	37.7 in.	38.1 in.
	7.9 in.	27.8 in.
	159.0 days	106.2 days
	161 days	205 days
	72.4°	85.8°
	34.6°	21.7°
	7.2	7
	2.5	4.3
	13 ft.	2443 ft.

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 Birch Bay with an average high temperature of 72.4°, which ranks it as cooler than most places in Washington. In Birch Bay, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Birch Bay are August, July and June.

In Birch Bay, there are 0.1 days annually when the high temperature is over 90°, which is one of the coolest places in Washington.

December has the coldest nighttime temperatures for Birch Bay with an average of 33.8°. This is warmer than most places in Washington.

In Birch Bay, there are 46.0 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Washington.

In Birch Bay, 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 Birch Bay 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 Birch Bay with 6.0 inches of rain, and the driest month is July with 1.2 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 37.7 inches in Birch Bay means that it is about average compared to other places in Washington.

November is the rainiest month in Birch Bay with 19.8 days of rain, and July is the driest month with only 5.8 rainy days. There are 159.0 rainy days annually in Birch Bay, which is about average compared to other 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 7.9 inches in Birch Bay means that it is snowier than most places in Washington. December is the snowiest month in Birch Bay with 2.6 inches of snow, and 5 months of the year have significant snowfall.