Monthly weather forecast and climate
Kelso, WA

What is the coldest month in Kelso?

The coldest months in Kelso, Washington, are January and December, with an average high-temperature of 46°F (7.8°C).

How much does it rain in Kelso?

During the entire year, Kelso aggregates up to 48" (1219.8mm) of precipitation.

What is the driest month in Kelso?

July is the month with the least rainfall, with 1" (26.4mm) of accumulated precipitation.

What is the warmest month in Kelso?

With an average high-temperature of 78.1°F (25.6°C) and an average low-temperature of 52°F (11.1°C), August is the warmest month.

What is the wettest month in Kelso?

November is the month with the most rainfall in Kelso, Washington, with 7.4" (189mm) of accumulated precipitation.
Average rainfall - Kelso, WA
Average daylight - Kelso, WA

The month with the longest days is June (Average daylight: 15.7h).
The month with shortest days is December (Average daylight: 8.7h).

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