Washington (Seattle)
December
Weather in Washington for December 2024
Your guide to Washington weather in December - trends and predictions
The forecast for the first days of December 2024 in Washington predicts the temperature to be 4 °F, significantly warmer than the historical average.
In general, the average temperature in Washington at the beginning of December is 2.3 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 8.3 °F by the end of December.
Expect significant rainfall in Washington during December, with an average of 18 rainy days.
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13
Dry days
18
Rainy days
0
Snow days
9°/3°
Temperatures
12 km/h
Avg max wind
87 %
Avg humidity
Washington in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  -0° | ||||||
| 2  -3° | 3  -5° | 4 -5° | 5  13° | 6 9° | 7  7° | 8 7° |
| 9 5° | 10  8° | 11  8° | 12  8° | 13  8° | 14  7° | 15  10° |
| 16 9° | 17 9° | 18 9° | 19 7° | 20 11° | 21 10° | 22 1° |
| 23  5° | 24 5° | 25 6° | 26 11° | 27  8° | 28 8° | 29 7° |
| 30 9° | 31 9° |
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Temperatures trend during December in Washington
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 | Moderate snow | 0° /-2° | 1.4 mm | 1 cm | |
| Dec. 2 | Light freezing rain | -3° /-9° | 0.1 mm | 0.1 cm | |
| Dec. 3 | Sunny | -5° /-13° | 0 mm | 0 cm | |
| Dec. 4 | Sunny | -5° /-13° | 0 mm | 0 cm | |
| Dec. 5 | Moderate rain | 13° /8° | 49.7 mm | 0 cm | |
| Dec. 6 | Moderate rain | 9° /6° | 22.7 mm | 0 cm | |
| Dec. 7 | Light rain shower | 7° /4° | 15.8 mm | 0 cm | |
| Dec. 8 | Patchy rain possible | 7° /2° | 0.2 mm | 0 cm | |
| Dec. 9 | Moderate rain | 5° /0° | 19.9 mm | 0 cm | |
| Dec. 10 | Moderate or heavy rain with thunder | 8° /3° | 8.3 mm | 0 cm | |
| Dec. 11 | Fog | 8° /6° | 0.3 mm | 0 cm | |
| Dec. 12 | Partly cloudy | 8° /2° | 0 mm | 0 cm | |
| Dec. 13 | Cloudy | 8° /1° | 0.2 mm | 0 cm | |
| Dec. 14 | Light rain | 7° /4° | 3.5 mm | 0 cm | |
| Dec. 15 | Overcast | 10° /4° | 0 mm | 0 cm | |
| Dec. 16 | Overcast | 9° /2° | 0 mm | 0 cm | |
| Dec. 17 | Sunny | 9° /2° | 0 mm | 0 cm | |
| Dec. 18 | Overcast | 9° /3° | 0 mm | 0 cm | |
| Dec. 19 | Light rain | 7° /6° | 9.2 mm | 0 cm | |
| Dec. 20 | Sunny | 11° /4° | 0 mm | 0 cm | |
| Dec. 21 | Overcast | 10° /4° | 0 mm | 0 cm | |
| Dec. 22 | Overcast | 1° /-3° | 3.2 mm | 0 cm | |
| Dec. 23 | Moderate or heavy rain shower | 5° /-4° | 9.4 mm | 5.1 cm | |
| Dec. 24 | Moderate or heavy rain shower | 5° /1° | 13.2 mm | 0 cm | |
| Dec. 25 | Patchy rain possible | 6° /2° | 14.6 mm | 0 cm | |
| Dec. 26 | Moderate or heavy rain shower | 11° /5° | 21.4 mm | 0 cm | |
| Dec. 27 | Heavy rain at times | 8° /5° | 10.8 mm | 0 cm | |
| Dec. 28 | Patchy rain possible | 8° /3° | 1.8 mm | 0 cm | |
| Dec. 29 | Patchy rain possible | 7° /3° | 2.1 mm | 0 cm | |
| Dec. 30 | Moderate rain at times | 9° /4° | 8.5 mm | 0 cm | |
| Dec. 31 | Moderate rain at times | 9° /3° | 2.7 mm | 0 cm | |
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Important Notice
Our weather forecast for Washington in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Washington forecast closer to your planned date for the most up-to-date weather information.
Washington in December - FAQ
What are the expected maximum and minimum temperatures in Washington during December?
Prepare for cooler days with highs just around 9° and colder nights, dipping below 3°.
How much rainfall should be expected in Washington during December?
Significant rainfall exceeding 348.5 mm is expected in Washington during December, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in Washington during December?
Washington experiences an average snowfall of 10.3 cm during December, occurring over 0 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Washington during December?
The average wind speed in Washington during December is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Washington
Explore the daily rainfall trends and prepare for Washingtons December weather 💧
December snowfall in Washington
Track daily snowfall levels and discover Washington’s snowy potential this December ❄️
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