South Amherst Weather Forecast 15 Days, Weather in South Amherst Today
Current weather conditions and 15 day weather forecast for South Amherst, 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 South Amherst
| 20 December 2025 Saturday 1.8 ° C / 35.2°F  Partly cloudy |
Feels Like : -1.4 ° C / 29.4°F Humidity : % 46 Pressure : 1019 mb Wind Speed : 11.2 kmph / 6.9 miles from W  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 75 |
15 day weather forecast for South Amherst, MA, USA
Weather Forecast for next 15 Days for South Amherst 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 South Amherst, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 December 2025 Saturday |  Sunny |
-2.3 ° C (27.9°F) |
4.3 ° C (39.7°F) |
-0.2 ° C (31.6°F) |
% 64 | 0% | 0.2 | Sunrise:07:16 AM Sunset: 04:20 PM |
Moonrise:08:08 AM Moonset: 04:34 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Partly Cloudy |
-4 ° C (24.8°F) |
7.1 ° C (44.8°F) |
0.8 ° C (33.4°F) |
% 71 | 0% | 0.2 | Sunrise:07:16 AM Sunset: 04:20 PM |
Moonrise:08:52 AM Moonset: 05:37 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
-8.6 ° C (16.5°F) |
0.7 ° C (33.3°F) |
-4.3 ° C (24.3°F) |
% 49 | 0% | 0.2 | Sunrise:07:17 AM Sunset: 04:21 PM |
Moonrise:09:28 AM Moonset: 06:43 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Moderate snow |
-5.5 ° C (22.1°F) |
0.5 ° C (33°F) |
-2.2 ° C (28°F) |
% 77 | 71% | 0.1 | Sunrise:07:17 AM Sunset: 04:21 PM |
Moonrise:09:58 AM Moonset: 07:52 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Cloudy |
-4.6 ° C (23.7°F) |
3.8 ° C (38.8°F) |
0.3 ° C (32.6°F) |
% 79 | 0% | 0 | Sunrise:07:18 AM Sunset: 04:22 PM |
Moonrise:10:22 AM Moonset: 09:00 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Patchy rain nearby |
-2.9 ° C (26.7°F) |
1.4 ° C (34.6°F) |
-0.2 ° C (31.6°F) |
% 91 | 0% | 1 | Sunrise:07:18 AM Sunset: 04:23 PM |
Moonrise:10:44 AM Moonset: 10:08 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Patchy rain nearby |
0.6 ° C (33.2°F) |
11.1 ° C (52°F) |
4.7 ° C (40.4°F) |
% 92 | 79% | 1 | Sunrise:07:18 AM Sunset: 04:23 PM |
Moonrise:11:05 AM Moonset: 11:18 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
-0.9 ° C (30.3°F) |
6.2 ° C (43.1°F) |
1.9 ° C (35.5°F) |
% 86 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:24 PM |
Moonrise:11:26 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
-4.1 ° C (24.7°F) |
2.7 ° C (36.9°F) |
-1.2 ° C (29.8°F) |
% 75 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:25 PM |
Moonrise:11:48 AM Moonset: 12:28 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday |  Light freezing rain |
-4.3 ° C (24.3°F) |
0.8 ° C (33.5°F) |
-2 ° C (28.4°F) |
% 55 | 61% | 1 | Sunrise:07:19 AM Sunset: 04:26 PM |
Moonrise:12:13 PM Moonset: 01:44 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday |  Overcast |
-3.7 ° C (25.3°F) |
1.2 ° C (34.1°F) |
-1.7 ° C (28.9°F) |
% 57 | 0% | 1 | Sunrise:07:19 AM Sunset: 04:26 PM |
Moonrise:12:45 PM Moonset: 03:02 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
-5.8 ° C (21.5°F) |
3.3 ° C (38°F) |
-2.4 ° C (27.7°F) |
% 57 | 0% | 2 | Sunrise:07:20 AM Sunset: 04:27 PM |
Moonrise:01:26 PM Moonset: 04:23 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Light freezing rain |
-4.3 ° C (24.3°F) |
2.9 ° C (37.2°F) |
-1.4 ° C (29.5°F) |
% 62 | 80% | 1 | Sunrise:07:20 AM Sunset: 04:28 PM |
Moonrise:02:18 PM Moonset: 05:43 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Partly Cloudy |
-2.5 ° C (27.5°F) |
4.6 ° C (40.3°F) |
-0.4 ° C (31.2°F) |
% 86 | 0% | 2 | Sunrise:07:20 AM Sunset: 04:29 PM |
Moonrise:03:26 PM Moonset: 06:54 AM Moon Phase ( Waxing Gibbous ) |
|
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