Kelso weather in December (Washington State, United States of America)

Will it be rainy or sunny in Kelso this December? Our guide gives you the essential weather details for this month.

Temperatures

The month of December in Kelso typically brings low temperatures and heavy rainfall. December is typically considered a winter month. The daytime often sees temperatures reaching 7°C, but nighttime brings a cool-down to 1°C. Since it's the coldest month of the year, you'll want to bundle up with extra layers and winter clothing.

Precipitation

Kelso in December falls under the rainy season with heavy rainfall, averaging around 200 mm for the month. This month marks the year's heaviest rainfall, with frequent intense showers. It's advisable to be prepared with appropriate rain gear to stay dry. Past climate data indicates that roughly 23 days will see rain.

Average sunshine

This month sees fewer sunny days, with about 64 hours of sunshine, perfect for those who enjoy cooler temperatures.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Kelso. June, July, August and September typically offer the best circumstances. While January, February, March, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Kelso climate page with graphs.

 

Kelso, monthly averages in December

Min Temperature 1°C  

Max Temperature 7°C  

Chance of Rain 78%  

Precipitation 200 mm  

Rainy days 23 days  

Humidity 83% *  

Sunshine 64 hours *  

Percentage Sunshine *  

Data from: Portland, the United States of America (64 KM, 40 Miles).

Where to go in the United States of America in December

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

3/10

Outdoor sports

4/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Kelso.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.