Boston Weather Forecast 15 Days, Weather in Boston Today
Current weather conditions and 15 day weather forecast for Boston, 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.
Current weather conditions at Boston
| 17 December 2025 Wednesday -0.6 ° C / 30.9°F  Clear |
Feels Like : -6.4 ° C / 20.5°F Humidity : % 47 Pressure : 1014 mb Wind Speed : 22.7 kmph / 14.1 miles from SW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 25 |
15 day weather forecast for Boston, MA, USA
Weather Forecast for next 15 Days for Boston including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Boston, Massachusetts state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 17 December 2025 Wednesday | Sunny |
-3.6 ° C (25.5°F) |
11.4 ° C (52.5°F) |
2.7 ° C (36.8°F) |
% 56 | 0% | 0.2 | Sunrise:07:08 AM Sunset: 04:13 PM |
Moonrise:05:09 AM Moonset: 02:07 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday |  Partly Cloudy |
-0.9 ° C (30.4°F) |
4.8 ° C (40.6°F) |
2.4 ° C (36.2°F) |
% 89 | 0% | 0.3 | Sunrise:07:09 AM Sunset: 04:13 PM |
Moonrise:06:12 AM Moonset: 02:45 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday |  Heavy rain |
4.7 ° C (40.5°F) |
13.3 ° C (55.9°F) |
9.9 ° C (49.8°F) |
% 93 | 87% | 0 | Sunrise:07:09 AM Sunset: 04:14 PM |
Moonrise:07:11 AM Moonset: 03:33 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Sunny |
-2.3 ° C (27.9°F) |
1.8 ° C (35.2°F) |
-0.3 ° C (31.5°F) |
% 48 | 0% | 0.2 | Sunrise:07:10 AM Sunset: 04:14 PM |
Moonrise:08:02 AM Moonset: 04:28 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Partly Cloudy |
-0.5 ° C (31.1°F) |
7.3 ° C (45.1°F) |
2.9 ° C (37.2°F) |
% 64 | 0% | 0 | Sunrise:07:10 AM Sunset: 04:15 PM |
Moonrise:08:46 AM Moonset: 05:31 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
-3.2 ° C (26.2°F) |
-0.6 ° C (30.9°F) |
-2 ° C (28.4°F) |
% 41 | 0% | 2 | Sunrise:07:11 AM Sunset: 04:15 PM |
Moonrise:09:22 AM Moonset: 06:37 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Light freezing rain |
-3 ° C (26.6°F) |
3.6 ° C (38.5°F) |
0.7 ° C (33.2°F) |
% 50 | 71% | 1 | Sunrise:07:11 AM Sunset: 04:16 PM |
Moonrise:09:52 AM Moonset: 07:46 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Overcast |
0.9 ° C (33.7°F) |
7.5 ° C (45.5°F) |
4.7 ° C (40.5°F) |
% 68 | 0% | 1 | Sunrise:07:12 AM Sunset: 04:16 PM |
Moonrise:10:16 AM Moonset: 08:54 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Patchy rain nearby |
-0.2 ° C (31.7°F) |
6 ° C (42.9°F) |
3.4 ° C (38°F) |
% 76 | 78% | 1 | Sunrise:07:12 AM Sunset: 04:17 PM |
Moonrise:10:38 AM Moonset: 10:02 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Sunny |
-2.5 ° C (27.5°F) |
2.2 ° C (36°F) |
0.9 ° C (33.6°F) |
% 57 | 0% | 2 | Sunrise:07:12 AM Sunset: 04:18 PM |
Moonrise:10:59 AM Moonset: 11:11 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
-5.5 ° C (22.2°F) |
-0.7 ° C (30.7°F) |
-2.7 ° C (27.1°F) |
% 41 | 0% | 2 | Sunrise:07:13 AM Sunset: 04:18 PM |
Moonrise:11:20 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Partly Cloudy |
-9 ° C (15.8°F) |
0.2 ° C (32.3°F) |
-3.9 ° C (25°F) |
% 54 | 0% | 2 | Sunrise:07:13 AM Sunset: 04:19 PM |
Moonrise:11:42 AM Moonset: 12:22 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Sunny |
-10.9 ° C (12.4°F) |
-5.3 ° C (22.5°F) |
-7.8 ° C (18°F) |
% 35 | 0% | 2 | Sunrise:07:13 AM Sunset: 04:20 PM |
Moonrise:12:07 PM Moonset: 01:37 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday |  Patchy moderate snow |
-5.3 ° C (22.4°F) |
2 ° C (35.5°F) |
-2 ° C (28.4°F) |
% 71 | 73% | 1 | Sunrise:07:13 AM Sunset: 04:21 PM |
Moonrise:12:39 PM Moonset: 02:56 AM Moon Phase ( Waxing Gibbous ) |
|
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