Measurements:
°C
°F
Washington
28°F
SW 6 mph
Feels like: 20°F
Precip: 0%
World Resorts USA Washington Weather December Weather in Washington

Washington Weather: December

Average Day Temperature: 45.7°F
Average Night Temperature: 37.7°F
Sea Water Temperature: 46.0°F
Number of Sunny Days: 12 days
Sunshine Hours: 9.4 - 9.6 hours
Number of Rainy Days: 4 days
Precipitation Totals: 2.2 in

Air Temperature in December, °F

Select Year: 2024 2023 2022

The highest day temperature in December 2024 was 65°F. The lowest night temperature was 17°F. The average values for day and night temperatures during December were 42.5°F и 33.9°F respectivly.

Washington Water Sea Temperature in December, °F

Select Year: 2024 2023 2022

The average sea surface temperature in December 2024 for Washington was 44.6°F. The maximum and minimum values were 36.4°F and 54.6°F respectively.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during December. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in December, in

Precipitation total in December for Washington is 2.2 in.

Wind Speed in December, mph

The average wind speed in December is 7.4 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Washington in December is 5.0 hours.

Best Time to Visit Washington
The most sunny months:
November 16 days
June 15 days
October 15 days
The most warm months:
July 93.5 °F
August 90.3 °F
June 86.7 °F
Warmest sea temperature:
July 84.7 °F
August 83.2 °F
June 78.3 °F
The most cold months:
January 38.5 °F
February 43.4 °F
December 45.7 °F
The most rainy months:
August 5 days
May 5 days
June 5 days
The most windy months:
April 9 mph
March 9 mph
February 8 mph

Washington on the Weather Map

USA Resorts:
NAME
Chicago -2
Hawaii +78
Honolulu +78
Houston +44
Las Vegas +40
Los Angeles +52
Maui +72
Miami +72
Miami Beach +80
New York +20
San Diego +54
San Francisco +46
Sarasota +62
Tampa +62
Washington +28
24 Hours Weather Forecast
Washington
Local time: 04:19
05 dec, friday
0600 26°F
W
5 mph
0900 24°F
W
6 mph
1200 28°F
NW
4 mph
1500 32°F
N
2 mph
1800 32°F
W
2 mph
2100 32°F
W
2 mph
06 dec, saturday
0000 32°F
S
1 mph
0300 32°F
S
2 mph