Weather in Petersham, MA
Updated 2026-08-11 13:45 local time · ZIP codes 01366
Partly cloudy
No government weather alerts were returned for this location at the latest update.
Next hours
83°1% rain
86°1% rain84°1% rain83°1% rain80°1% rain81°2% rain
73°3% rain70°3% rain69°3% rain69°3% rain68°4% rain61°8% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 8%).
It feels like 83°F with winds near 11 mph.
73°F, 3% rain chance and 5 mph wind.
Visibility is around 10 mi; gusts may reach 15 mph.
Current temperature is 83°F, wind 11 mph, rain chance up to 8%.
UV index is 7. Sunscreen, shade and protective clothing are recommended.
Petersham weather today
Partly cloudy and 83°F in Petersham, MA. Today's high is 87°F with a 4% rain chance. Winds are around 11 mph with gusts near 13 mph. Relative humidity is 37%, pressure is 29.83 inHg, and visibility is about 10 miles.
Tonight and tomorrow in Petersham
Sunrise is at 05:51 AM and sunset is at 07:56 PM. Tomorrow's forecast calls for Sunny with a high near 82°F and a low near 58°F. The maximum rain chance is 4%.