Weather in Suffolk County, Massachusetts for December 2025
Suffolk County typically experiences moderate snowfall in December, with an average of 7 snowy days.
According to Suffolk County snow forecast for December 2025, 2 snowy days are expected until the end of the month. The closest date with snow is Sunday, December 21.Until now, December 2025 in Suffolk County is cooler than usual, with temperatures averaging 1.9 °F, this is -4.4 °F below the typical seasonal average.
The forecast for the next days in Suffolk County predicts a temperature of 2.1 °F, which is cooler than the historical average.
In general, the average temperature in Suffolk County at the beginning of December is 6.1 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of -0.6 °F by the end of December.
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Suffolk County Weather December
Temperatures trend during December in Suffolk County
December weather in Suffolk County day by day
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 |  Overcast | 6° /0° | 2.3 mm | 0 cm | |
| Dec. 2 |  Patchy rain possible | 8° /1° | 25.2 mm | 0 cm | |
| Dec. 3 |  Sunny | 8° /0° | 13.2 mm | 0.4 cm | |
| Dec. 4 | Overcast | 5° /-1° | 0.5 mm | 0 cm | |
| Dec. 5 |  Partly cloudy | 5° /-2° | 5.5 mm | 0.8 cm | |
| Dec. 6 |  Heavy rain at times | 6° /0° | 1.5 mm | 0.3 cm | |
| Dec. 7 | Sunny | 5° /-1° | 4.1 mm | 0 cm | |
| Dec. 8 | Patchy rain possible | 6° /-1° | 1.2 mm | 0.7 cm | |
| Dec. 9 |  Cloudy | 5° /-2° | 5.1 mm | 0 cm | |
| Dec. 10 |  Fog | 8° /2° | 6.7 mm | 0.8 cm | |
| Dec. 11 |  Heavy rain | 11° /1° | 20.2 mm | 0 cm | |
| Dec. 12 | Cloudy | 8° /0° | 7.6 mm | 0 cm | |
| Dec. 13 | Cloudy | 6° /-1° | 0.1 mm | 0 cm | |
| Dec. 14 | Sunny | 4° /-2° | 1.3 mm | 0.5 cm | |
| Dec. 15 | Sunny | 4° /-3° | 0.5 mm | 0 cm | |
| Dec. 16 | Overcast | 5° /1° | 7.1 mm | 0.1 cm | |
| Dec. 17 |  Moderate or heavy snow showers | 8° /1° | 8.6 mm | 3.9 cm | |
| Dec. 18 | Sunny | 11° /-3° | 0 mm | 0 cm | |
| Dec. 19 | Heavy rain | 13° /2° | 24.9 mm | 0 cm | |
| Dec. 20 | Sunny | -1° /-3° | 0 mm | 0 cm | |
| Dec. 21 | Partly cloudy | 7° /-1° | 0 mm | 0 cm | |
| Dec. 22 | Sunny | -1° /-4° | 0 mm | 0 cm | |
| Dec. 23 | Partly cloudy | 0° /-5° | 0.1 mm | 0 cm | |
| Dec. 24 | Sunny | 4° /-3° | 0 mm | 0 cm | |
| Dec. 25 |  Moderate snow | -1° /-4° | 1.1 mm | 0.8 cm | |
| Dec. 26 | Patchy rain possible | 4° /0° | 0.3 mm | 0 cm | |
| Dec. 27 | Sunny | -3° /-6° | 0 mm | 0 cm | |
| Dec. 28 | Sunny | -5° /-8° | 0 mm | 0 cm | |
| Dec. 29 | Sunny | -1° /-6° | 0 mm | 0 cm | |
| Dec. 30 | Sunny | 0° /-4° | 0 mm | 0 cm | |
| Dec. 31 | Sunny | 2° /-3° | 0 mm | 0 cm | |
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Suffolk County in December - FAQ
Suffolk County snow forecast December 2025
December rainfall patterns in Suffolk County
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Where is Suffolk County?Get accurate weather forecasts for Suffolk County, located at latitude 42.358 and longitude -71.06. Stay updated with localized weather information tailored for Suffolk County.