Onyon Airport Weather Forecast

    • 47
    • 59

    Rain Showers

    • 46
    • 58

    Rain Showers Likely

    • 54
    • 76

    Mostly Sunny

    • 50
    • 78

    Partly Sunny

    • 56
    • 80

    Partly Sunny

    • 60
    • 87

    Partly Sunny

Today 14 May Western Windham

Showers. A chance of Thunderstorms in the afternoon. Highs in the mid 50s. Light and variable Winds. Chance of rain 80 percent.

Tonight 14 May Western Windham

Showers. Near steady temperature in the mid 40s. Light and variable Winds. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Onyon Airport Temperature Statistics

May Temperature

Keene, Dillant-Hopkins Airport (21.1 miles)

  • Lowest 9 May, 2026

    30 °F

  • Average May

    50.6 °F

  • Highest 5 May, 2026

    82 °F

Climate (2021–Present)

Keene, Dillant-Hopkins Airport (21.1 miles)

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  • Average Low 2021–2026

    37.8 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    58.8 °F
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