Kelso, Washington Weather

The most pleasant months of the year for Kelso are August, July and September. In Kelso, there are 4 comfortable months with high temperatures in the range of 70-85°. August is the hottest month for Kelso with an average high temperature of 78.1°, which ranks it as about average compared to other places in Washington. February is the snowiest month in Kelso with 1.4 inches of snow, and 3 months of the year have significant snowfall. There are few days during the summer when the humidity becomes unpleasant.

Weather Highlights

Summer High: the July high is around 77 degrees
Winter Low: the January low is 34
Rain: averages 60 inches of rain a year
Snow: averages 4 inches of snow a year

BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Kelso area is 9.1 (10=best), which means it is more comfortable than most places in Washington.

9.1 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7.8. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.

Average Monthly High and Low (°F)

	High	Low
January	46°	34°
February	50°	34°
March	55°	37°
April	60°	40°
May	66°	45°
June	71°	49°
July	77°	53°
August	78°	53°
September	74°	49°
October	62°	43°
November	51°	38°
December	44°	33°

Hot, Freezing, Rainy, Snowy Days: Kelso

	Hot Days	Freezing Days	Rainy Days	Snowy Days
January	0	12	22	1
February	0	11	17	1
March	0	6	20	0
April	0	3	18	0
May	0	0	15	0
June	1	0	11	0
July	2	0	6	0
August	2	0	5	0
September	1	0	8	0
October	0	1	15	0
November	0	6	22	0
December	0	13	21	1

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.

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Kelsonian · Kelso, WA

A great place for those who can afford it.

Over 5 years ago

Disclaimer: This was written in 2019. All info subject to change! Kelso is a quieter town, with a lot to offer if you have the money. If you do NOT have money, the More

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Mindy · Kelso, WA

Climate

Over 14 years ago

It rains here so much if you have SAD do not move here. If you have allergies not a good place to More

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Vicki · Kelso, WA

Rains

Over 14 years ago

It is overcast here a lot and not good if you are More

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