Zip 98295 (Sumas, WA) Climate

Sumas, WA has a warm-summer Mediterranean climate. Summers are dry and sunny with occasional showers and thunderstorms, while winters are mild and wet. Average temperatures in the summer range from the mid 50’s to the low 80’s Fahrenheit, while winter temperatures range from the mid 20’s to upper 40’s Fahrenheit. There is very little snowfall in Sumas, WA during the winter months, although heavier accumulations have been known to occur at higher elevations within close proximity of Sumas.

Sumas (zip 98295), Washington gets 40 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Sumas (zip 98295) averages 7 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 158 sunny days per year in Sumas (zip 98295). The US average is 205 sunny days.

Sumas (zip 98295) gets some kind of precipitation, on average, 164 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 74 degrees
Winter Low: the January low is 34
Rain: averages 40 inches of rain a year
Snow: averages 7 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 98295 zip code is 7.1 (10=best), which means it is about average compared to other places in Washington.

9.1 Summer - 5.2 Winter

August, July and September are the most pleasant months in the 98295 zip code, while December and January are the least comfortable months.

Climate	Sumas, Washington	United States
	Unlock	38.1 in.
	7.1 in.	Unlock
	Unlock	106.2 days
	158 days	Unlock
	73.7°	85.8°
	Unlock	21.7°
	7.1	Unlock
	Unlock	4.3
	44 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 the 98295 zip code with an average high temperature of 74.2°, which ranks it as cooler than most places in Washington. In the 98295 zip code, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 98295 zip code are August, July and September.

In the 98295 zip code, there are 0.8 days annually when the high temperature is over 90°, which is cooler than most places in Washington.

December has the coldest nighttime temperatures for the 98295 zip code with an average of 32.9°. This is about average compared to other places in Washington.

In the 98295 zip code, there are 51.1 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Washington.

In the 98295 zip code, 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 the 98295 zip code 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 June.

November is the wettest month in the 98295 zip code with 6.3 inches of rain, and the driest month is July with 1.3 inches. The wettest season is Spring with 33% of yearly precipitation and 12% occurs in Autumn, which is the driest season. The annual rainfall of 40.2 inches in the 98295 zip code means that it is about average compared to other places in Washington.

November is the rainiest month in the 98295 zip code with 19.9 days of rain, and July is the driest month with only 6.4 rainy days. There are 163.9 rainy days annually in the 98295 zip code, which is rainier than most places in Washington. The rainiest season is Spring when it rains 31% of the time and the driest is Autumn with only a 14% chance of a rainy day.

An annual snowfall of 7.1 inches in the 98295 zip code means that it is about average compared to other places in Washington. January is the snowiest month in the 98295 zip code with 2.1 inches of snow, and 5 months of the year have significant snowfall.

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