Winchendon Weather Forecast

    • 43
    • 62

    Increasing Clouds

    • 51
    • 65

    Rain Showers Likely

    • 46
    • 59

    Rain Showers

    • 46
    • 56

    Rain Showers

    • 45
    • 57

    Chance Rain Showers

    • 46
    • 64

    Partly Sunny

Today 24 Sep Northern Worcester

Sunny. Highs in the lower 60s. Northeast Winds 5 to 10 Mph with Gusts up to 25 Mph.

Tonight 24 Sep Northern Worcester

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the mid 40s. Northeast Winds 5 to 10 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 15 September, 2026

    41 °F

  • Average September

    61.3 °F

  • Highest 10 September, 2026

    81 °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

    48.3 °F

  • Average High 2021–2026

    58.1 °F
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