Winchendon Weather Forecast

    • 58
    • 78

    Chance Rain Showers

    • 54
    • 78

    Partly Sunny

    • 47
    • 71

    Rain Showers Likely

    • 47
    • 70

    Mostly Sunny

    • 51
    • 74

    Partly Sunny

    • 52
    • 74

    Partly Sunny

Today 3 Sep Northern Worcester

Mostly cloudy this Morning, then becoming partly sunny. A chance of Showers with a slight chance of Thunderstorms. Patchy fog this morning. Highs in the upper 70s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming west this afternoon. Chance of rain 50 percent.

Tonight 3 Sep Northern Worcester

Mostly clear. Patchy fog after midnight. Humid with Lows around 60. West Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winchendon Temperature Statistics

September Temperature

Jaffrey Airport-Silver Ranch (8.1 miles)

  • Lowest 1 September, 2026

    60.1 °F

  • Average September

    63.6 °F

  • Highest 1 September, 2026

    69.1 °F

Climate (2021–2026)

Jaffrey Airport-Silver Ranch (8.1 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    58.1 °F
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