Washington Weather in December

December in Washington sees daytime temperatures around 8°C (46°F) and lows of 3°C (37°F) at night. With around 67 mm (2.6 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Washington in December

You can expect rain on roughly 17 days based on historical data, averaging 67 mm (2.6 in) for the month. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.

Temperature in Washington in December

Temperatures in Washington in December top out at 8°C (46°F) and drop to 3°C (37°F) overnight. December is a notable month of the winter season. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With lows around 3°C (37°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Washington in December

The area experiences limited sunny days, amounting to roughly 53 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

December in Washington has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

Select a Month

Check the conditions for any month of the year.

• January
• February
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• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Washington's climate page.

Washington Temperature in December

Min Temperature 3°C (37°F)  

Max Temperature 8°C (46°F)  

Chance of Rain 58%  

Precipitation 67 mm (2.6 in)  

Rainy days 17 days  

Sunshine 53 hours *  

Percentage Sunshine *  

* Data from: Sunderland, the United Kingdom (9 KM, 6 Miles).

What to Wear in Washington in December

We recommend to layer up for chilly conditions in Washington in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Rain is likely on several days, so bring a good rain jacket. With limited sunshine expected, sunglasses aren't a priority for packing.

What To Do in Washington 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

4/10

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 Kingdom, check out our Washington's climate page.

More climate data for Washington

Temperature Rainfall Sunshine

See the full Washington climate overview or explore weather in the United Kingdom.