Groton Weather Forecast 15 Days, Weather in Groton Today
Current weather conditions and 15 day weather forecast for Groton, 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 Groton
| 25 March 2026 Wednesday 11.7 ° C / 53.1°F  Sunny |
Feels Like : 10.1 ° C / 50.1°F Humidity : % 22 Pressure : 1024 mb Wind Speed : 14.4 kmph / 8.9 miles from SW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Groton, MA, USA
Weather Forecast for next 15 Days for Groton 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 Groton, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 25 March 2026 Wednesday | Sunny |
-1.9 ° C (28.6°F) |
13.6 ° C (56.5°F) |
5.1 ° C (41.1°F) |
% 56 | 0% | 0.9 | Sunrise:06:41 AM Sunset: 07:05 PM |
Moonrise:10:48 AM Moonset: 02:22 AM Moon Phase ( First Quarter ) |
|
| 26 March 2026 Thursday |  Moderate rain |
3 ° C (37.4°F) |
18.2 ° C (64.8°F) |
10.2 ° C (50.4°F) |
% 78 | 88% | 0.8 | Sunrise:06:39 AM Sunset: 07:06 PM |
Moonrise:11:59 AM Moonset: 03:18 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 March 2026 Friday |  Heavy rain |
0.4 ° C (32.7°F) |
9.2 ° C (48.6°F) |
7.8 ° C (46°F) |
% 73 | 87% | 1.3 | Sunrise:06:37 AM Sunset: 07:07 PM |
Moonrise:01:14 PM Moonset: 04:01 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 March 2026 Saturday |  Overcast |
-3.6 ° C (25.5°F) |
0.4 ° C (32.7°F) |
-1.8 ° C (28.8°F) |
% 44 | 0% | 0.8 | Sunrise:06:35 AM Sunset: 07:08 PM |
Moonrise:02:29 PM Moonset: 04:35 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 March 2026 Sunday | Sunny |
-3.9 ° C (24.9°F) |
6.8 ° C (44.2°F) |
0.5 ° C (32.8°F) |
% 44 | 0% | 1 | Sunrise:06:34 AM Sunset: 07:09 PM |
Moonrise:03:42 PM Moonset: 05:02 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 March 2026 Monday |  Patchy rain nearby |
-1.5 ° C (29.3°F) |
8.3 ° C (46.9°F) |
3.3 ° C (37.9°F) |
% 76 | 64% | 0 | Sunrise:06:32 AM Sunset: 07:10 PM |
Moonrise:04:52 PM Moonset: 05:25 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 March 2026 Tuesday | Sunny |
0.6 ° C (33°F) |
10.6 ° C (51.1°F) |
6.2 ° C (43.1°F) |
% 58 | 0% | 3 | Sunrise:06:30 AM Sunset: 07:11 PM |
Moonrise:06:00 PM Moonset: 05:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 April 2026 Wednesday |  Moderate snow |
-0.4 ° C (31.2°F) |
1.2 ° C (34.2°F) |
0.9 ° C (33.6°F) |
% 80 | 69% | 1 | Sunrise:06:28 AM Sunset: 07:13 PM |
Moonrise:07:06 PM Moonset: 06:04 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 April 2026 Thursday |  Partly Cloudy |
1.9 ° C (35.5°F) |
20.5 ° C (68.8°F) |
11.7 ° C (53°F) |
% 87 | 0% | 4 | Sunrise:06:27 AM Sunset: 07:14 PM |
Moonrise:08:12 PM Moonset: 06:23 AM Moon Phase ( Full Moon ) |
|
| 03 April 2026 Friday | Patchy rain nearby |
11.2 ° C (52.2°F) |
27.1 ° C (80.8°F) |
19.4 ° C (66.8°F) |
% 76 | 80% | 4 | Sunrise:06:25 AM Sunset: 07:15 PM |
Moonrise:09:18 PM Moonset: 06:44 AM Moon Phase ( Waning Gibbous ) |
|
| 04 April 2026 Saturday | Patchy rain nearby |
1 ° C (33.8°F) |
3.6 ° C (38.5°F) |
2.9 ° C (37.2°F) |
% 94 | 79% | 1 | Sunrise:06:23 AM Sunset: 07:16 PM |
Moonrise:10:24 PM Moonset: 07:09 AM Moon Phase ( Waning Gibbous ) |
|
| 05 April 2026 Sunday |  Light freezing rain |
0.1 ° C (32.2°F) |
5.5 ° C (41.8°F) |
2.3 ° C (36.1°F) |
% 76 | 0% | 1 | Sunrise:06:22 AM Sunset: 07:17 PM |
Moonrise:11:29 PM Moonset: 07:37 AM Moon Phase ( Waning Gibbous ) |
|
| 06 April 2026 Monday | Moderate rain |
0.8 ° C (33.5°F) |
3.6 ° C (38.5°F) |
2.8 ° C (37°F) |
% 95 | 89% | 1 | Sunrise:06:20 AM Sunset: 07:18 PM |
Moonrise:No moonrise Moonset: 08:11 AM Moon Phase ( Waning Gibbous ) |
|
| 07 April 2026 Tuesday | Partly Cloudy |
-3.6 ° C (25.4°F) |
2.7 ° C (36.8°F) |
0.5 ° C (32.8°F) |
% 71 | 0% | 2 | Sunrise:06:18 AM Sunset: 07:20 PM |
Moonrise:12:30 AM Moonset: 08:53 AM Moon Phase ( Waning Gibbous ) |
|
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