Winchendon Weather Forecast

    • 52
    • 80

    Mostly Sunny

    • 47
    • 71

    Sunny

    • 60
    • 73

    Rain Showers

    • 56
    • 73

    Mostly Cloudy

    • 52
    • 73

    Partly Sunny

    • 61
    • 76

    Partly Sunny

Today 10 Sep Northern Worcester

Partly sunny with a chance of Showers this Morning, then sunny this afternoon. Highs in the lower 80s. West Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 40 percent.

Tonight 10 Sep Northern Worcester

Mostly clear in the Evening, then becoming partly cloudy. Cooler. Less humid with Lows in the mid 50s. Northwest Winds 10 to 15 Mph. Gusts up to 25 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winchendon Temperature Statistics

September Temperature

Jaffrey Airport-Silver Ranch (8.1 miles)

  • Lowest 7 September, 2026

    48 °F

  • Average September

    63.3 °F

  • Highest 4 September, 2026

    79 °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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