Winchendon Weather Forecast

    • 53
    • 80

    Chance Rain Showers

    • 54
    • 78

    Chance Rain Showers

    • 56
    • 69

    Rain Showers Likely

    • 55
    • 78

    Rain Showers Likely

    • 50
    • 77

    Mostly Sunny

    • 51
    • 76

    Mostly Sunny

Today 20 Aug Northern Worcester

Sunny this Morning, then partly sunny with a slight chance of Showers this afternoon. Highs in the lower 80s. West Winds around 5 Mph. Chance of rain 20 percent.

Tonight 20 Aug Northern Worcester

Mostly cloudy. Showers Likely, mainly in the evening. Lows in the mid 50s. Northwest Winds around 5 Mph, becoming north after midnight. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winchendon Temperature Statistics

August Temperature

Jaffrey Airport-Silver Ranch (8.1 miles)

  • Lowest 16 August, 2026

    48 °F

  • Average August

    71.4 °F

  • Highest 6 August, 2026

    88 °F

Climate (2021–2026)

Jaffrey Airport-Silver Ranch (8.1 miles)

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  • Average Low 2021–2026

    38.4 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    58.1 °F
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