Onyon Airport Weather Forecast

    • 38
    • 60

    Mostly Sunny

    • 39
    • 57

    Partly Sunny

    • 43
    • 58

    Rain Showers

    • 47
    • 71

    Rain Showers

    • 42
    • 61

    Chance Rain Showers

    • 42
    • 60

    Partly Sunny

Today 7 May Western Windham

Sunny. Highs in the lower 50s. West Winds around 5 Mph.

Tonight 7 May Western Windham

Mostly cloudy with a 20 percent chance of Showers. Patchy fog. Cooler. Near steady temperature in the lower 40s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Onyon Airport Temperature Statistics

May Temperature

Keene, Dillant-Hopkins Airport (21.1 miles)

  • Lowest 3 May, 2026

    33.1 °F

  • Average May

    47.5 °F

  • Highest 4 May, 2026

    71.1 °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

    58.7 °F
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