Onyon Airport Weather Forecast

    • 22
    • 30

    Chance Snow

    • 27
    • 34

    Rain/Snow

    • 20
    • 37

    Partly Sunny

    • 29
    • 39

    Chance Rain Showers

    • 22
    • 43

    Chance Snow Showers

    • 23
    • 33

    Chance Rain/Snow

Today 22 Dec Western Windham

Sunny, cold with Highs in the upper 20s. Northwest Winds around 5 Mph.

Tonight 22 Dec Western Windham

Mostly cloudy. A chance of snow after midnight. Cold. Near steady temperature in the lower 20s. Light and variable Winds. Chance of snow 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Onyon Airport Temperature Statistics

December Temperature

Keene, Dillant-Hopkins Airport (21.1 miles)

  • Lowest 9 December, 2025

    -9 °F

  • Average December

    24.5 °F

  • Highest 19 December, 2025

    57 °F

Climate (2020–Present)

Keene, Dillant-Hopkins Airport (21.1 miles)

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  • Average Low 2020–2025

    38 °F

  • Average 2020–2025

    48.3 °F

  • Average High 2020–2025

    58.9 °F
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