Gibson Reservoir Weather Forecast

    • 27
    • 42

    Mostly Cloudy

    • 33
    • 50

    Snow

    • 27
    • 39

    Snow

    • 27
    • 44

    Chance Snow

    • 30
    • 49

    Partly Sunny

    • 32
    • 51

    Mostly Cloudy

Today 31 Mar Southern Rocky Mountain Front

Not as cold. Mostly sunny. Chance of snow early in the afternoon. Slight chance of snow late in the afternoon. Highs 33 to 41. Southeast Winds up to 10 Mph with Gusts to around 30 Mph. Chance of snow 40 percent.

Tonight 31 Mar Southern Rocky Mountain Front

Not as cold. Mostly cloudy. A 20 percent chance of snow in the evening. Lows 22 to 28. Southwest Winds up to 10 Mph. Gusts up to 25 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gibson Reservoir Temperature Statistics

March Temperature

Great Falls, Great Falls International Airport (66.5 miles)

  • Lowest 15 March, 2026

    -5.4 °F

  • Average March

    41.3 °F

  • Highest 20 March, 2026

    76.6 °F

Climate (2021–Present)

Great Falls, Great Falls International Airport (66.5 miles)

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  • Average Low 2021–2026

    34.4 °F

  • Average 2021–2026

    47 °F

  • Average High 2021–2026

    59 °F
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