Big Arm Weather Forecast

    • 60
    • 86

    Areas Smoke

    • 60
    • 88

    Mostly Sunny

    • 61
    • 90

    Sunny

    • 57
    • 89

    Sunny

    • 51
    • 74

    Sunny

    • 52
    • 76

    Mostly Sunny

Today 29 Jul Flathead/Mission Valleys

Mostly sunny. Patchy smoke in the Morning, then Areas of smoke in the afternoon. Highs in the mid 80s to lower 90s.

Tonight 29 Jul Flathead/Mission Valleys

Mostly clear. Patchy smoke. Lows in the 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Arm Temperature Statistics

July Temperature

Kalispell, Glacier Park International Airport (34.8 miles)

  • Lowest 5 July, 2026

    40.6 °F

  • Average July

    68.6 °F

  • Highest 25 July, 2026

    95.6 °F

Climate (2021–2026)

Kalispell, Glacier Park International Airport (34.8 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    45.4 °F

  • Average High 2021–2026

    57 °F
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