Kelso Weather in December

Kelso in December averages 7°C (45°F) during the day and 1°C (34°F) at night. This is the wettest month of the year, and part of the winter season.

Rainfall in Kelso in December

As part of the rainy season, Kelso sees around 23 days of rain in December, with an average of 200 mm (7.9 in). Rainy season showers tend to be fairly substantial. A good rain jacket or umbrella is worth having with you most days.

Temperature in Kelso in December

Temperatures in Kelso in December top out at 7°C (45°F) and drop to 1°C (34°F) overnight. This month falls in the winter season. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. At 1°C (34°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions. Typically, it's the chilliest month of the year. Ensure you're prepared by packing appropriate winter gear.

Sunshine in Kelso in December

The month is characterized by fewer sunny days, with roughly 64 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Kelso. Our weather planner can help you explore destinations with more pleasant weather conditions.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Kelso's climate page.

Kelso Temperature in December

Min Temperature 1°C (34°F)  

Max Temperature 7°C (45°F)  

Chance of Rain 78%  

Precipitation 200 mm (7.9 in)  

Rainy days 23 days  

Humidity 83% *  

Sunshine 64 hours *  

Percentage Sunshine *  

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

What to Wear in Kelso in December

Dress warmly and in layers for your trip to Kelso in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. It's going to pour! Pack a good poncho and prepare for very wet conditions. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.

What To Do in Kelso in December

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

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Kelso's climate page.

More climate data for Kelso

Temperature Rainfall Sunshine Humidity

See the full Kelso climate overview or explore weather in the United States of America.