Onyon Airport Weather Forecast

    • 12
    • 34

    Decreasing Clouds

    • 1
    • 22

    Mostly Sunny

    • 19
    • 27

    Rain/Snow Likely

    • 28
    • 39

    Rain/Snow

    • 18
    • 35

    Mostly Cloudy

    • 13
    • 30

    Chance Snow Showers

    • 11
    • 27

    Slight Chance Snow Showers

Today 7 Dec Western Windham

Mostly cloudy and cold. Near steady temperature around 30. Light and variable Winds.

Tonight 7 Dec Western Windham

Mostly cloudy with a slight chance of snow this Evening, then partly cloudy after midnight. Much Colder with Lows around 7 above. West Winds around 5 Mph. Gusts up to 20 Mph after midnight. Chance of snow 20 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 5 December, 2025

    -4 °F

  • Average December

    21.5 °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

    48.3 °F

  • Average High 2020–2025

    58.9 °F
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