Washington County (South Kingstown)
December
Weather in Washington County, Rhode Island for December 2025
Your guide to Washington County weather in December - trends and predictions
Snowfall in Washington County during December is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Washington County at the beginning of December is 4.6 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 6.4 °F by the end of December.
Washington County in December brings notable rainfall, with an average of 16 rainy days and a total precipitation of 347.5 mm.
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14
Dry days
16
Rainy days
1
Snow days
6°/0°
Temperatures
25 km/h
Avg max wind
72 %
Avg humidity
Washington County Weather December
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Temperatures trend during December in Washington County
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December weather in Washington County day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 |  Overcast | 2° /-1° | 0 mm | 0 cm | |
| Dec. 2 |  Sunny | 5° /-1° | 0 mm | 0 cm | |
| Dec. 3 | Sunny | 5° /-2° | 0 mm | 0 cm | |
| Dec. 4 | Overcast | 6° /-2° | 1.9 mm | 0 cm | |
| Dec. 5 |  Moderate or heavy rain shower | 8° /1° | 32.6 mm | 0 cm | |
| Dec. 6 |  Partly cloudy | 1° /-1° | 0 mm | 0 cm | |
| Dec. 7 | Partly cloudy | 5° /-1° | 0 mm | 0 cm | |
| Dec. 8 | Overcast | 8° /2° | 0.8 mm | 0 cm | |
| Dec. 9 | Moderate or heavy rain shower | 9° /2° | 17.4 mm | 0 cm | |
| Dec. 10 | Overcast | 9° /6° | 4.5 mm | 0 cm | |
| Dec. 11 | Moderate or heavy rain shower | 15° /10° | 146.7 mm | 0 cm | |
| Dec. 12 | Overcast | 11° /0° | 20 mm | 5.3 cm | |
| Dec. 13 | Sunny | 2° /-2° | 0 mm | 0 cm | |
| Dec. 14 | Sunny | 1° /-3° | 0 mm | 0 cm | |
| Dec. 15 | Overcast | 2° /-2° | 0 mm | 0 cm | |
| Dec. 16 | Moderate or heavy rain shower | 8° /3° | 6 mm | 0 cm | |
| Dec. 17 | Moderate or heavy rain shower | 12° /8° | 28.1 mm | 0 cm | |
| Dec. 18 | Overcast | 8° /3° | 4.1 mm | 0 cm | |
| Dec. 19 | Overcast | 8° /2° | 8.1 mm | 0 cm | |
| Dec. 20 | Moderate or heavy rain shower | 3° /0° | 9 mm | 0 cm | |
| Dec. 21 |  Light freezing rain | 0° /-4° | 0.5 mm | 0 cm | |
| Dec. 22 | Sunny | -4° /-9° | 0 mm | 0 cm | |
| Dec. 23 | Sunny | 0° /-8° | 0 mm | 0 cm | |
| Dec. 24 |  Patchy rain possible | 4° /-1° | 0.3 mm | 0 cm | |
| Dec. 25 |  Cloudy | 0° /-3° | 0 mm | 0 cm | |
| Dec. 26 | Sunny | 2° /-2° | 0 mm | 0 cm | |
| Dec. 27 | Sunny | 4° /-3° | 0 mm | 0 cm | |
| Dec. 28 | Moderate or heavy rain shower | 8° /2° | 19.5 mm | 0 cm | |
| Dec. 29 | Patchy rain possible | 10° /7° | 2.5 mm | 0 cm | |
| Dec. 30 | Moderate or heavy rain shower | 11° /7° | 45.3 mm | 0 cm | |
| Dec. 31 | Partly cloudy | 10° /5° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Washington County 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 County forecast closer to your planned date for the most up-to-date weather information.
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Washington County in December - FAQ
What are the expected maximum and minimum temperatures in Washington County during December?
Prepare for cooler days with highs just around 6° and colder nights, dipping below 0°.
How much rainfall should be expected in Washington County during December?
Significant rainfall exceeding 347.5 mm is expected in Washington County during December, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Washington County in December 2025?
Washington County typically sees 5.3 cm of snowfall during December.
What are the typical wind conditions in Washington County during December?
The average wind speed in Washington County during December is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
Washington County snow forecast December 2025
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December rainfall patterns in Washington County
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Where is Washington County?Get accurate weather forecasts for Washington County, located at latitude 41.447 and longitude -71.525. Stay updated with localized weather information tailored for Washington County.
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