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.
| 18 December 2025 Thursday 4.4 ° C / 39.9°F ![]() Clear |
Feels Like : 1.4 ° C / 34.4°F Humidity : % 76 Pressure : 1025 mb Wind Speed : 13 kmph / 8.1 miles from S ![]() 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 18 December 2025 Thursday | Sunny |
0.1 ° C (32.2°F) |
9.2 ° C (48.6°F) |
4.4 ° C (39.9°F) |
% 76 | 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 |
1.6 ° C (34.9°F) |
13.3 ° C (55.9°F) |
9.2 ° C (48.5°F) |
% 91 | 75% | 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 |
-3 ° C (26.6°F) |
-0.1 ° C (31.8°F) |
-0.9 ° C (30.4°F) |
% 62 | 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 |
-2 ° C (28.4°F) |
6.4 ° C (43.6°F) |
2.7 ° C (36.9°F) |
% 64 | 0% | 0.2 | 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 |
-4.3 ° C (24.3°F) |
-0.9 ° C (30.4°F) |
-2.3 ° C (27.9°F) |
% 50 | 0% | 0 | 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 |
-5.4 ° C (22.2°F) |
0.1 ° C (32.2°F) |
-2.5 ° C (27.6°F) |
% 38 | 84% | 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 | Sunny |
-3.6 ° C (25.5°F) |
4 ° C (39.2°F) |
-0.2 ° C (31.7°F) |
% 57 | 0% | 2 | Sunrise:07:12 AM Sunset: 04:17 PM |
Moonrise:10:17 AM Moonset: 08:54 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Moderate snow |
-4.3 ° C (24.2°F) |
-1 ° C (30.3°F) |
-2 ° C (28.4°F) |
% 67 | 87% | 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 | Patchy rain nearby |
-0.9 ° C (30.4°F) |
4.6 ° C (40.2°F) |
1.3 ° C (34.4°F) |
% 81 | 77% | 1 | Sunrise:07:12 AM Sunset: 04:19 PM |
Moonrise:11:00 AM Moonset: 11:12 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Sunny |
-6.5 ° C (20.4°F) |
-2.8 ° C (27°F) |
-4.3 ° C (24.3°F) |
% 56 | 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 | Sunny |
-8.4 ° C (16.8°F) |
-4.6 ° C (23.7°F) |
-6.6 ° C (20.1°F) |
% 50 | 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 |
-6 ° C (21.1°F) |
-0.5 ° C (31.1°F) |
-3.3 ° C (26.1°F) |
% 56 | 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 | Sunny |
-4.6 ° C (23.7°F) |
0.4 ° C (32.8°F) |
-2.5 ° C (27.4°F) |
% 55 | 0% | 2 | Sunrise:07:13 AM Sunset: 04:22 PM |
Moonrise:12:40 PM Moonset: 02:56 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
-3.7 ° C (25.3°F) |
2.5 ° C (36.4°F) |
-0.9 ° C (30.4°F) |
% 54 | 0% | 2 | Sunrise:07:13 AM Sunset: 04:22 PM |
Moonrise:01:21 PM Moonset: 04:17 AM Moon Phase ( Waxing Gibbous ) |
|