Current weather conditions and 15 day weather forecast for Sudbury, Massachusetts, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 22 December 2025 Monday -1.1 ° C / 30°F ![]() Overcast |
Feels Like : -6.5 ° C / 20.2°F Humidity : % 44 Pressure : 1024 mb Wind Speed : 19.4 kmph / 12.1 miles from NW ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 22 December 2025 Monday | Sunny |
-6.4 ° C (20.5°F) |
1.5 ° C (34.7°F) |
-2.6 ° C (27.4°F) |
% 48 | 0% | 0.2 | Sunrise:07:12 AM Sunset: 04:16 PM |
Moonrise:09:23 AM Moonset: 06:38 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Moderate or heavy snow showers |
-1.7 ° C (28.9°F) |
0.3 ° C (32.5°F) |
-0.5 ° C (31.1°F) |
% 78 | 73% | 0.1 | Sunrise:07:12 AM Sunset: 04:17 PM |
Moonrise:09:53 AM Moonset: 07:47 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Patchy moderate snow |
-4.1 ° C (24.6°F) |
4.8 ° C (40.6°F) |
0.3 ° C (32.6°F) |
% 78 | 62% | 0.2 | Sunrise:07:13 AM Sunset: 04:18 PM |
Moonrise:10:18 AM Moonset: 08:55 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Patchy moderate snow |
-4.3 ° C (24.2°F) |
4.4 ° C (40°F) |
-0.2 ° C (31.7°F) |
% 79 | 70% | 0.2 | Sunrise:07:13 AM Sunset: 04:18 PM |
Moonrise:10:40 AM Moonset: 10:03 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Patchy rain nearby |
-1.6 ° C (29.2°F) |
10.1 ° C (50.2°F) |
3.2 ° C (37.8°F) |
% 93 | 78% | 0 | Sunrise:07:14 AM Sunset: 04:19 PM |
Moonrise:11:00 AM Moonset: 11:13 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Sunny |
-6.1 ° C (21°F) |
-2 ° C (28.4°F) |
-4.1 ° C (24.6°F) |
% 45 | 0% | 2 | Sunrise:07:14 AM Sunset: 04:20 PM |
Moonrise:11:21 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Moderate snow |
-4.1 ° C (24.6°F) |
3.7 ° C (38.7°F) |
0.1 ° C (32.2°F) |
% 75 | 79% | 1 | Sunrise:07:14 AM Sunset: 04:20 PM |
Moonrise:11:43 AM Moonset: 12:24 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Partly Cloudy |
-9.8 ° C (14.4°F) |
-6.9 ° C (19.6°F) |
-7.9 ° C (17.8°F) |
% 53 | 0% | 2 | Sunrise:07:14 AM Sunset: 04:21 PM |
Moonrise:12:09 PM Moonset: 01:39 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Overcast |
-11 ° C (12.3°F) |
-3.9 ° C (25°F) |
-6.5 ° C (20.2°F) |
% 53 | 0% | 1 | Sunrise:07:15 AM Sunset: 04:22 PM |
Moonrise:12:40 PM Moonset: 02:57 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Light freezing rain |
-9 ° C (15.8°F) |
-6.9 ° C (19.6°F) |
-6.3 ° C (20.6°F) |
% 51 | 68% | 1 | Sunrise:07:15 AM Sunset: 04:23 PM |
Moonrise:01:21 PM Moonset: 04:18 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Sunny |
-8.3 ° C (17°F) |
2.8 ° C (37.1°F) |
-2 ° C (28.5°F) |
% 54 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:24 PM |
Moonrise:02:14 PM Moonset: 05:38 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Partly Cloudy |
-0 ° C (32°F) |
6.3 ° C (43.3°F) |
2.8 ° C (37°F) |
% 88 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:24 PM |
Moonrise:03:21 PM Moonset: 06:49 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday | Partly Cloudy |
-2 ° C (28.3°F) |
6.6 ° C (43.9°F) |
3.1 ° C (37.6°F) |
% 74 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:25 PM |
Moonrise:04:37 PM Moonset: 07:48 AM Moon Phase ( Full Moon ) |
|
| 04 January 2026 Sunday | Sunny |
-2.7 ° C (27.1°F) |
3.6 ° C (38.5°F) |
-0.5 ° C (31.1°F) |
% 60 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:26 PM |
Moonrise:05:58 PM Moonset: 08:32 AM Moon Phase ( Waning Gibbous ) |
|