Gallatin National Forest Weather Forecast

    • 41
    • 57

    Increasing Clouds

    • 42
    • 60

    Rain Showers Likely

    • 37
    • 55

    Rain Showers

    • 36
    • 46

    Rain Showers

    • 36
    • 52

    Mostly Sunny

    • 37
    • 56

    Mostly Sunny

    • 37
    • 57

    Mostly Sunny

Today 16 Sep Absaroka/Beartooth Mountains

Sunny. Highs around 70.

Tonight 16 Sep Absaroka/Beartooth Mountains

Mostly cloudy. A 20 percent chance of rain Showers late in the evening. Lows in the upper 30s. East Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gallatin National Forest Temperature Statistics

September Temperature

Livingston, Mission Field Airport (37.3 miles)

  • Lowest 14 September, 2026

    39.9 °F

  • Average September

    61.6 °F

  • Highest 10 September, 2026

    86.6 °F

Climate (2021–2026)

Livingston, Mission Field Airport (37.3 miles)

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  • Average Low 2021–2026

    34.7 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    60.2 °F
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