Winchendon Weather Forecast
- 50
- 75
Mostly Sunny
- 49
- 75
Mostly Cloudy
- 50
- 75
Mostly Sunny
- 53
- 78
Partly Sunny
- 56
- 77
Chance Rain Showers
- 54
- 72
Rain Showers Likely
- 49
- 74
Mostly Sunny
Today 31 Aug Northern Worcester
Sunny. Near steady temperature in the lower 70s. North Winds around 5 Mph.
Tonight 31 Aug Northern Worcester
Mostly clear. Lows in the lower 50s. East Winds around 5 Mph, becoming north after midnight.
Winchendon Temperature Statistics
August Temperature
Jaffrey Airport-Silver Ranch (8.1 miles)
Lowest 22 August, 2025
45.6 °FAverage August
69.1 °FHighest 12 August, 2025
93.7 °F
Climate (2020–Present)
Jaffrey Airport-Silver Ranch (8.1 miles)
Average Low 2020–2025
38.8 °FAverage 2020–2025
48.7 °FAverage High 2020–2025
58.3 °F