Current weather conditions and 15 day weather forecast for Westwood, 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.
| 17 December 2025 Wednesday -0.6 ° C / 30.9°F ![]() Clear |
Feels Like : -6.1 ° C / 21.1°F Humidity : % 56 Pressure : 1014 mb Wind Speed : 20.5 kmph / 12.8 miles from SW ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 17 December 2025 Wednesday | Sunny |
-3.1 ° C (26.4°F) |
11.2 ° C (52.2°F) |
2.9 ° C (37.2°F) |
% 57 | 0% | 0.2 | Sunrise:07:08 AM Sunset: 04:14 PM |
Moonrise:05:09 AM Moonset: 02:08 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Partly Cloudy |
-1.8 ° C (28.8°F) |
4.9 ° C (40.8°F) |
2.3 ° C (36.1°F) |
% 90 | 0% | 0.3 | Sunrise:07:09 AM Sunset: 04:14 PM |
Moonrise:06:11 AM Moonset: 02:47 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Heavy rain |
4.3 ° C (39.8°F) |
13.5 ° C (56.3°F) |
10.3 ° C (50.5°F) |
% 94 | 84% | 0 | Sunrise:07:09 AM Sunset: 04:15 PM |
Moonrise:07:10 AM Moonset: 03:34 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Sunny |
-2.6 ° C (27.3°F) |
1.9 ° C (35.5°F) |
-0.5 ° C (31°F) |
% 53 | 0% | 0.3 | Sunrise:07:10 AM Sunset: 04:15 PM |
Moonrise:08:02 AM Moonset: 04:29 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Partly Cloudy |
-1.3 ° C (29.7°F) |
7.3 ° C (45.2°F) |
2.8 ° C (37.1°F) |
% 67 | 0% | 0 | Sunrise:07:10 AM Sunset: 04:16 PM |
Moonrise:08:46 AM Moonset: 05:32 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
-3.7 ° C (25.3°F) |
-0.5 ° C (31°F) |
-2.4 ° C (27.7°F) |
% 44 | 0% | 2 | Sunrise:07:11 AM Sunset: 04:16 PM |
Moonrise:09:22 AM Moonset: 06:38 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Light freezing rain |
-3.2 ° C (26.3°F) |
4 ° C (39.2°F) |
0.7 ° C (33.3°F) |
% 52 | 70% | 1 | Sunrise:07:11 AM Sunset: 04:17 PM |
Moonrise:09:52 AM Moonset: 07:47 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Overcast |
0.3 ° C (32.5°F) |
7.4 ° C (45.3°F) |
4.4 ° C (40°F) |
% 74 | 0% | 1 | Sunrise:07:12 AM Sunset: 04:17 PM |
Moonrise:10:17 AM Moonset: 08:54 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Patchy rain nearby |
-0.9 ° C (30.3°F) |
6.8 ° C (44.3°F) |
3.5 ° C (38.3°F) |
% 79 | 79% | 1 | Sunrise:07:12 AM Sunset: 04:18 PM |
Moonrise:10:39 AM Moonset: 10:03 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Sunny |
-2.8 ° C (27°F) |
2.5 ° C (36.4°F) |
0.7 ° C (33.3°F) |
% 59 | 0% | 2 | Sunrise:07:12 AM Sunset: 04:19 PM |
Moonrise:11:00 AM Moonset: 11:12 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
-5.4 ° C (22.3°F) |
0 ° C (32.1°F) |
-2.6 ° C (27.3°F) |
% 43 | 0% | 2 | Sunrise:07:13 AM Sunset: 04:19 PM |
Moonrise:11:20 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Partly Cloudy |
-9 ° C (15.9°F) |
-0 ° C (32°F) |
-3.9 ° C (25.1°F) |
% 55 | 0% | 2 | Sunrise:07:13 AM Sunset: 04:20 PM |
Moonrise:11:43 AM Moonset: 12:23 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Sunny |
-11.2 ° C (11.8°F) |
-5.4 ° C (22.3°F) |
-7.9 ° C (17.8°F) |
% 35 | 0% | 2 | Sunrise:07:13 AM Sunset: 04:21 PM |
Moonrise:12:08 PM Moonset: 01:38 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Patchy moderate snow |
-5.1 ° C (22.8°F) |
2.9 ° C (37.3°F) |
-2 ° C (28.5°F) |
% 71 | 64% | 1 | Sunrise:07:13 AM Sunset: 04:22 PM |
Moonrise:12:40 PM Moonset: 02:56 AM Moon Phase ( Waxing Gibbous ) |
|