Current weather conditions and 15 day weather forecast for Petersham (CDP), 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.
| 14 September 2026 Monday 18.1 ° C / 64.6°F ![]() Fog |
Feels Like : 19.6 ° C / 67.3°F Humidity : % 99 Pressure : 1011 mb Wind Speed : 6.8 kmph / 4.3 miles from SW ![]() Visibility : 0 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 13 September 2026 Sunday | Fog |
14.9 ° C (58.8°F) |
20.1 ° C (68.3°F) |
17.3 ° C (63.1°F) |
% 95 | 92% | 1.8 | Sunrise:06:26 AM Sunset: 07:02 PM |
Moonrise:09:16 AM Moonset: 07:55 PM Moon Phase ( Waxing Crescent ) |
|
| 14 September 2026 Monday | Sunny |
9.8 ° C (49.7°F) |
20.1 ° C (68.1°F) |
16.3 ° C (61.3°F) |
% 66 | 6% | 5.5 | Sunrise:06:27 AM Sunset: 07:00 PM |
Moonrise:10:32 AM Moonset: 08:23 PM Moon Phase ( Waxing Crescent ) |
|
| 15 September 2026 Tuesday | Sunny |
6.9 ° C (44.4°F) |
20.4 ° C (68.8°F) |
13.4 ° C (56.1°F) |
% 66 | 5% | 6.1 | Sunrise:06:28 AM Sunset: 06:59 PM |
Moonrise:11:45 AM Moonset: 08:56 PM Moon Phase ( Waxing Crescent ) |
|
| 16 September 2026 Wednesday | Overcast |
10.5 ° C (50.8°F) |
24.4 ° C (75.9°F) |
16.8 ° C (62.3°F) |
% 75 | 14% | 5.9 | Sunrise:06:29 AM Sunset: 06:57 PM |
Moonrise:12:55 PM Moonset: 09:36 PM Moon Phase ( First Quarter ) |
|
| 17 September 2026 Thursday | Mist |
14.9 ° C (58.8°F) |
22.8 ° C (73°F) |
17 ° C (62.7°F) |
% 91 | 91% | 5 | Sunrise:06:30 AM Sunset: 06:55 PM |
Moonrise:01:59 PM Moonset: 10:23 PM Moon Phase ( First Quarter ) |
|
| 18 September 2026 Friday | Sunny |
11.3 ° C (52.3°F) |
22 ° C (71.6°F) |
16.5 ° C (61.7°F) |
% 72 | 12% | 6 | Sunrise:06:31 AM Sunset: 06:53 PM |
Moonrise:02:53 PM Moonset: 11:18 PM Moon Phase ( First Quarter ) |
|
| 19 September 2026 Saturday | Overcast |
10.5 ° C (50.9°F) |
21.5 ° C (70.6°F) |
15.3 ° C (59.6°F) |
% 71 | 71% | 5 | Sunrise:06:33 AM Sunset: 06:52 PM |
Moonrise:03:38 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Light rain shower |
12.3 ° C (54.1°F) |
21.2 ° C (70.2°F) |
15.9 ° C (60.6°F) |
% 84 | 86% | 6 | Sunrise:06:34 AM Sunset: 06:50 PM |
Moonrise:04:15 PM Moonset: 12:18 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Overcast |
7.6 ° C (45.7°F) |
17.5 ° C (63.5°F) |
12.1 ° C (53.8°F) |
% 60 | 12% | 4 | Sunrise:06:35 AM Sunset: 06:48 PM |
Moonrise:04:44 PM Moonset: 01:21 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Light rain shower |
7.4 ° C (45.3°F) |
11.1 ° C (52°F) |
8.6 ° C (47.4°F) |
% 92 | 92% | 2 | Sunrise:06:36 AM Sunset: 06:46 PM |
Moonrise:05:09 PM Moonset: 02:25 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Light rain shower |
7.4 ° C (45.3°F) |
9.9 ° C (49.9°F) |
8 ° C (46.5°F) |
% 98 | 94% | 2 | Sunrise:06:37 AM Sunset: 06:44 PM |
Moonrise:05:30 PM Moonset: 03:29 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Patchy rain nearby |
8.9 ° C (48°F) |
10 ° C (50.1°F) |
9.4 ° C (48.9°F) |
% 98 | 78% | 2 | Sunrise:06:38 AM Sunset: 06:43 PM |
Moonrise:05:49 PM Moonset: 04:32 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Patchy rain nearby |
10.2 ° C (50.4°F) |
12.9 ° C (55.2°F) |
11.7 ° C (53.1°F) |
% 97 | 81% | 3 | Sunrise:06:39 AM Sunset: 06:41 PM |
Moonrise:06:08 PM Moonset: 05:35 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Fog |
13.2 ° C (55.8°F) |
16.4 ° C (61.6°F) |
15 ° C (59°F) |
% 99 | 89% | 4 | Sunrise:06:40 AM Sunset: 06:39 PM |
Moonrise:06:26 PM Moonset: 06:38 AM Moon Phase ( Full Moon ) |
|