Casselman Weather Forecast

    • 52
    • 74

    Partly Sunny

    • 53
    • 75

    Partly Sunny

    • 60
    • 78

    Partly Sunny

    • 67
    • 81

    Chance Rain Showers

    • 55
    • 75

    Chance Thunderstorms

    • 53
    • 71

    Mostly Sunny

Today 6 Sep Somerset

Patchy fog this morning. Mostly sunny. Highs in the mid 70s. Northeast Winds around 5 Mph.

Tonight 6 Sep Somerset

Mostly clear in the Evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the lower 50s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Casselman Temperature Statistics

September Temperature

Garrett County Airport (21.7 miles)

  • Lowest 4 September, 2026

    62.6 °F

  • Average September

    73 °F

  • Highest 2 September, 2026

    84.2 °F

Climate (2021–2026)

Garrett County Airport (21.7 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    49 °F

  • Average High 2021–2026

    57 °F
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