Sumner weather in January (Washington State, United States of America)

Looking to travel to Sumner in January? This guide provides all the details you need.

In January, Sumner typically experiences low temperatures and high rainfall. January falls within the winter season. Anticipate daytime temperatures around 8°C, while night temperatures can drop to 2°C.

Sumner in January usually receives high rainfall, averaging around 154 mm for the month. Typically around 20 days of rainfall is expected.

The city usually sees around 66 hours of sunlight, indicating fewer sunny days.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Sumner. 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 Sumner climate page with graphs.

 

Sumner, monthly averages in January

Min Temperature 2°C  

Max Temperature 8°C  

Chance of Rain 65%  

Precipitation 154 mm  

Rainy days 20 days  

Sunshine 66 hours *  

Percentage Sunshine 22% *  

* Data from: Tacoma, the United States of America (16 KM, 10 Miles).

Where to go in the United States of America in January

Find out more about the weather in the United States of America in January and which places have the best weather 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 Sumner in January?

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 in January.

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 Sumner.

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 climate conditions. Find out where to go with our weather planner.