Suffolk County (Boston)
December
Weather in Suffolk County for December 2025
Your guide to Suffolk County weather in December - trends and predictions
Suffolk County typically experiences moderate snowfall in December, with an average of 7 snowy days.
In general, the average temperature in Suffolk County at the beginning of December is 7 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 6.1 °F by the end of December.
New! Chat with our AI weatherman - it’s amazing and free.
Snow Forecast ❄️
Temperatures
More
9
Dry days
15
Rainy days
7
Snow days
6°/0°
Temperatures
20 km/h
Avg max wind
70 %
Avg humidity
Suffolk County in December average weather
Move between months or click on a day
| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  6° | 2  8° | 3  9° | 4 5° | 5  7° | 6  8° | |
| 7 6° | 8 7° | 9  7° | 10  8° | 11  12° | 12 9° | 13 7° |
| 14 5° | 15 5° | 16 6° | 17  9° | 18 6° | 19 5° | 20 3° |
| 21 3° | 22 3° | 23 4° | 24 2° | 25  5° | 26 4° | 27 5° |
| 28  7° | 29 6° | 30 8° | 31 8° |
You can click on date
Access Suffolk County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during December in Suffolk County
See the weather trend as well as the moving average line
December weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 | Overcast | 6° /1° | 1.1 mm | 0 cm | |
| Dec. 2 | Patchy rain possible | 8° /1° | 0.3 mm | 0 cm | |
| Dec. 3 | Sunny | 9° /1° | 10 mm | 0 cm | |
| Dec. 4 | Overcast | 5° /0° | 0.7 mm | 0 cm | |
| Dec. 5 | Partly cloudy | 7° /0° | 6.8 mm | 1 cm | |
| Dec. 6 | Heavy rain at times | 8° /1° | 1.9 mm | 0.3 cm | |
| Dec. 7 | Sunny | 6° /0° | 5.2 mm | 0 cm | |
| Dec. 8 | Patchy rain possible | 7° /0° | 1.5 mm | 0.9 cm | |
| Dec. 9 | Cloudy | 7° /0° | 6.3 mm | 0 cm | |
| Dec. 10 | Fog | 8° /2° | 5.8 mm | 0 cm | |
| Dec. 11 | Heavy rain | 12° /2° | 23.6 mm | 0 cm | |
| Dec. 12 | Cloudy | 9° /1° | 9.2 mm | 0 cm | |
| Dec. 13 | Cloudy | 7° /0° | 0.1 mm | 0 cm | |
| Dec. 14 | Sunny | 5° /-2° | 1.5 mm | 0.6 cm | |
| Dec. 15 | Sunny | 5° /-2° | 0.6 mm | 0 cm | |
| Dec. 16 | Overcast | 6° /2° | 8.5 mm | 0.1 cm | |
| Dec. 17 | Moderate or heavy snow showers | 9° /1° | 10.4 mm | 4.7 cm | |
| Dec. 18 | Cloudy | 6° /0° | 11 mm | 0 cm | |
| Dec. 19 | Overcast | 5° /-2° | 5.8 mm | 0 cm | |
| Dec. 20 | Sunny | 3° /-2° | 0.3 mm | 0 cm | |
| Dec. 21 | Overcast | 3° /-2° | 0 mm | 0 cm | |
| Dec. 22 | Sunny | 3° /-3° | 1.2 mm | 0 cm | |
| Dec. 23 | Sunny | 4° /-4° | 6 mm | 0 cm | |
| Dec. 24 | Overcast | 2° /-3° | 0.1 mm | 0 cm | |
| Dec. 25 | Moderate or heavy rain shower | 5° /-1° | 14.4 mm | 0.3 cm | |
| Dec. 26 | Overcast | 4° /-2° | 1.3 mm | 0 cm | |
| Dec. 27 | Sunny | 5° /-1° | 0 mm | 0 cm | |
| Dec. 28 | Light rain | 7° /-1° | 4.4 mm | 0 cm | |
| Dec. 29 | Partly cloudy | 6° /0° | 3.2 mm | 0 cm | |
| Dec. 30 | Overcast | 8° /1° | 10.2 mm | 0 cm | |
| Dec. 31 | Heavy rain at times | 8° /3° | 3.6 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Suffolk 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 Suffolk County forecast closer to your planned date for the most up-to-date weather information.
Suffolk County in December - FAQ
What are the expected maximum and minimum temperatures in Suffolk 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 Suffolk County during December?
Significant rainfall exceeding 147.1 mm is expected in Suffolk County during December, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Suffolk County in December 2025?
Suffolk County experiences an average snowfall of 9.385 cm during December, occurring over 7 days.
What are the typical wind conditions in Suffolk County during December?
The average wind speed in Suffolk County during December is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
Suffolk County snow forecast December 2025
Track daily snowfall levels and discover Suffolk County’s snowy potential this December ❄️
December rainfall patterns in Suffolk County
Explore the daily rainfall trends and prepare for Suffolk Countys December weather 💧
Top locations in Suffolk County
Select a location for an accurate weather forecast
More Locations Quick links
You are here
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.
Found a mistake?
We appreciate your attention to details. Tell us here.