Onyon Airport Weather Forecast

    • 22
    • 34

    Rain/Snow

    • 14
    • 29

    Decreasing Clouds

    • 15
    • 28

    Partly Sunny

    • 17
    • 33

    Chance Snow

    • 11
    • 27

    Partly Sunny

    • 11
    • 23

    Mostly Cloudy

    • 13
    • 29

    Mostly Cloudy

Today 10 Dec Western Windham

Snow. Snow accumulation of 1 to 3 Inches. Cold. Near steady temperature in the lower 30s. South Winds around 5 Mph. Chance of snow near 100 percent.

Tonight 10 Dec Western Windham

Mostly cloudy. Snow with a slight chance of rain this Evening, then a chance of snow after midnight. Snow accumulation of 1 to 3 Inches. Cold with Lows around 17. Southwest Winds 5 to 10 Mph. Gusts up to 30 Mph after midnight. Chance of precipitation 80 percent.

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Onyon Airport Temperature Statistics

December Temperature

Keene, Dillant-Hopkins Airport (21.1 miles)

  • Lowest 5 December, 2025

    -4 °F

  • Average December

    22.2 °F

  • Highest 1 December, 2025

    37.9 °F

Climate (2020–Present)

Keene, Dillant-Hopkins Airport (21.1 miles)

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  • Average Low 2020–2025

    38 °F

  • Average 2020–2025

    48.2 °F

  • Average High 2020–2025

    58.9 °F
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