Garrison Weather Forecast

    • 35
    • 59

    Sunny

    • 56
    • 77

    Chance Rain Showers

    • 54
    • 77

    Chance Thunderstorms

    • 58
    • 83

    Mostly Sunny

    • 59
    • 85

    Rain Showers Likely

    • 52
    • 76

    Rain Showers Likely

Today 20 Apr Lewis

Sunny. Highs in the upper 50s. North Winds around 5 Mph.

Tonight 20 Apr Lewis

Clear. Areas of frost after midnight. Lows in the mid 30s. Northeast Winds around 5 Mph, becoming southeast after midnight.

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Garrison Temperature Statistics

April Temperature

Ashland Regional Airport (23.6 miles)

  • Lowest 6 April, 2026

    34 °F

  • Average April

    62.9 °F

  • Highest 12 April, 2026

    86 °F

Climate (2021–Present)

Ashland Regional Airport (23.6 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    56 °F

  • Average High 2021–2026

    67.3 °F
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