South Dennis Weather Forecast 15 Days, Weather in South Dennis Today
Current weather conditions and 15 day weather forecast for South Dennis, 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 Dennis
| 15 December 2025 Monday -3.3 ° C / 26.1°F  Patchy light snow |
Feels Like : -12.1 ° C / 10.2°F Humidity : % 84 Pressure : 1010 mb Wind Speed : 43.2 kmph / 26.8 miles from N  Visibility : 1.6 km Precipitation (rainfall) : 0.05 mm Cloud (%) : 100 |
15 day weather forecast for South Dennis, MA, USA
Weather Forecast for next 15 Days for South Dennis 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 Dennis, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 14 December 2025 Sunday |  Patchy moderate snow |
-3 ° C (26.6°F) |
1.7 ° C (35.1°F) |
0.1 ° C (32.2°F) |
% 92 | 78% | 0.1 | Sunrise:07:00 AM Sunset: 04:11 PM |
Moonrise:01:54 AM Moonset: 12:46 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Patchy moderate snow |
-9.1 ° C (15.6°F) |
-0.4 ° C (31.3°F) |
-4.7 ° C (23.6°F) |
% 64 | 85% | 0.3 | Sunrise:07:01 AM Sunset: 04:11 PM |
Moonrise:02:57 AM Moonset: 01:09 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday |  Sunny |
-3 ° C (26.6°F) |
4.1 ° C (39.4°F) |
0.3 ° C (32.6°F) |
% 68 | 0% | 0.3 | Sunrise:07:02 AM Sunset: 04:12 PM |
Moonrise:04:00 AM Moonset: 01:35 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday |  Partly Cloudy |
3 ° C (37.4°F) |
8.6 ° C (47.5°F) |
6.1 ° C (42.9°F) |
% 76 | 0% | 0.3 | Sunrise:07:02 AM Sunset: 04:12 PM |
Moonrise:05:03 AM Moonset: 02:06 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Partly Cloudy |
1.5 ° C (34.7°F) |
5.8 ° C (42.4°F) |
4.6 ° C (40.3°F) |
% 78 | 0% | 0.3 | Sunrise:07:03 AM Sunset: 04:12 PM |
Moonrise:06:05 AM Moonset: 02:45 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday |  Moderate rain |
-0.3 ° C (31.5°F) |
11.6 ° C (52.9°F) |
8.6 ° C (47.5°F) |
% 89 | 89% | 0 | Sunrise:07:04 AM Sunset: 04:13 PM |
Moonrise:07:04 AM Moonset: 03:32 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Sunny |
-1.9 ° C (28.6°F) |
0.6 ° C (33.1°F) |
-0.2 ° C (31.7°F) |
% 45 | 0% | 2 | Sunrise:07:04 AM Sunset: 04:13 PM |
Moonrise:07:56 AM Moonset: 04:28 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Patchy rain nearby |
5.2 ° C (41.3°F) |
10.4 ° C (50.8°F) |
8.1 ° C (46.7°F) |
% 86 | 80% | 2 | Sunrise:07:05 AM Sunset: 04:14 PM |
Moonrise:08:40 AM Moonset: 05:30 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
-1.3 ° C (29.6°F) |
0.9 ° C (33.6°F) |
0.7 ° C (33.2°F) |
% 56 | 0% | 2 | Sunrise:07:05 AM Sunset: 04:14 PM |
Moonrise:09:16 AM Moonset: 06:36 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Partly Cloudy |
-3.6 ° C (25.6°F) |
-2.5 ° C (27.4°F) |
-2.3 ° C (27.8°F) |
% 46 | 0% | 2 | Sunrise:07:06 AM Sunset: 04:15 PM |
Moonrise:09:47 AM Moonset: 07:44 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Partly Cloudy |
3.3 ° C (38°F) |
7.3 ° C (45.1°F) |
5.8 ° C (42.4°F) |
% 72 | 0% | 3 | Sunrise:07:06 AM Sunset: 04:15 PM |
Moonrise:10:12 AM Moonset: 08:51 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Partly Cloudy |
-4.4 ° C (24.1°F) |
-1.1 ° C (30.1°F) |
-1.6 ° C (29.2°F) |
% 51 | 0% | 2 | Sunrise:07:06 AM Sunset: 04:16 PM |
Moonrise:10:34 AM Moonset: 09:59 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Sunny |
-4.9 ° C (23.2°F) |
-2.4 ° C (27.7°F) |
-3.1 ° C (26.4°F) |
% 53 | 0% | 2 | Sunrise:07:07 AM Sunset: 04:17 PM |
Moonrise:10:55 AM Moonset: 11:08 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Patchy rain nearby |
1.6 ° C (34.9°F) |
5.9 ° C (42.6°F) |
4.8 ° C (40.7°F) |
% 81 | 87% | 1 | Sunrise:07:07 AM Sunset: 04:17 PM |
Moonrise:11:17 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
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