Current weather conditions and 15 day weather forecast for Cohasset, 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.
| 05 December 2025 Friday -9.6 ° C / 14.7°F ![]() Sunny |
Feels Like : -14.7 ° C / 5.6°F Humidity : % 36 Pressure : 1028 mb Wind Speed : 9.7 kmph / 6 miles from WNW ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 25 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 05 December 2025 Friday | Sunny |
-10.6 ° C (12.9°F) |
-0.6 ° C (30.9°F) |
-6.3 ° C (20.6°F) |
% 48 | 0% | 0.3 | Sunrise:06:57 AM Sunset: 04:11 PM |
Moonrise:04:35 PM Moonset: 08:03 AM Moon Phase ( Full Moon ) |
|
| 06 December 2025 Saturday | Overcast |
-3.3 ° C (26.1°F) |
2 ° C (35.6°F) |
-0.4 ° C (31.2°F) |
% 84 | 0% | 0.2 | Sunrise:06:58 AM Sunset: 04:11 PM |
Moonrise:05:48 PM Moonset: 09:09 AM Moon Phase ( Waning Gibbous ) |
|
| 07 December 2025 Sunday | Overcast |
-1.8 ° C (28.8°F) |
1.6 ° C (34.9°F) |
0.1 ° C (32.2°F) |
% 77 | 0% | 0.2 | Sunrise:06:59 AM Sunset: 04:11 PM |
Moonrise:07:06 PM Moonset: 09:59 AM Moon Phase ( Waning Gibbous ) |
|
| 08 December 2025 Monday | Moderate or heavy snow showers |
-8.3 ° C (17.1°F) |
-0.8 ° C (30.6°F) |
-2.7 ° C (27.2°F) |
% 64 | 70% | 0.2 | Sunrise:07:00 AM Sunset: 04:11 PM |
Moonrise:08:23 PM Moonset: 10:37 AM Moon Phase ( Waning Gibbous ) |
|
| 09 December 2025 Tuesday | Partly Cloudy |
-8.6 ° C (16.4°F) |
1.3 ° C (34.3°F) |
-4.8 ° C (23.4°F) |
% 62 | 0% | 0 | Sunrise:07:01 AM Sunset: 04:11 PM |
Moonrise:09:38 PM Moonset: 11:07 AM Moon Phase ( Waning Gibbous ) |
|
| 10 December 2025 Wednesday | Overcast |
0.8 ° C (33.5°F) |
5.8 ° C (42.4°F) |
4 ° C (39.2°F) |
% 81 | 0% | 1 | Sunrise:07:02 AM Sunset: 04:11 PM |
Moonrise:10:46 PM Moonset: 11:31 AM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday | Patchy rain nearby |
4.6 ° C (40.2°F) |
8.6 ° C (47.5°F) |
6.3 ° C (43.4°F) |
% 77 | 86% | 2 | Sunrise:07:03 AM Sunset: 04:11 PM |
Moonrise:11:52 PM Moonset: 11:51 AM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday | Partly Cloudy |
-0.1 ° C (31.8°F) |
3.9 ° C (39.1°F) |
2.3 ° C (36.1°F) |
% 63 | 0% | 2 | Sunrise:07:03 AM Sunset: 04:11 PM |
Moonrise:No moonrise Moonset: 12:10 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday | Partly Cloudy |
-1.5 ° C (29.3°F) |
1.9 ° C (35.4°F) |
0.1 ° C (32.1°F) |
% 52 | 0% | 2 | Sunrise:07:04 AM Sunset: 04:12 PM |
Moonrise:12:55 AM Moonset: 12:28 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday | Sunny |
-1.8 ° C (28.8°F) |
2.7 ° C (36.9°F) |
-0.1 ° C (31.8°F) |
% 52 | 0% | 2 | Sunrise:07:05 AM Sunset: 04:12 PM |
Moonrise:01:58 AM Moonset: 12:48 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Sunny |
-0.9 ° C (30.4°F) |
3.1 ° C (37.6°F) |
0.5 ° C (32.8°F) |
% 54 | 0% | 2 | Sunrise:07:06 AM Sunset: 04:12 PM |
Moonrise:03:01 AM Moonset: 01:10 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Patchy rain nearby |
-0 ° C (31.9°F) |
5.2 ° C (41.4°F) |
3 ° C (37.3°F) |
% 84 | 85% | 1 | Sunrise:07:06 AM Sunset: 04:12 PM |
Moonrise:04:04 AM Moonset: 01:36 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Patchy rain nearby |
4 ° C (39.2°F) |
5.1 ° C (41.3°F) |
4.8 ° C (40.6°F) |
% 96 | 87% | 1 | Sunrise:07:07 AM Sunset: 04:13 PM |
Moonrise:05:08 AM Moonset: 02:07 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Moderate rain |
5.8 ° C (42.4°F) |
7.1 ° C (44.8°F) |
6.7 ° C (44.1°F) |
% 97 | 89% | 2 | Sunrise:07:08 AM Sunset: 04:13 PM |
Moonrise:06:11 AM Moonset: 02:45 PM Moon Phase ( Waning Crescent ) |
|