Gibson Reservoir Weather Forecast

    • 37
    • 61

    Mostly Sunny

    • 42
    • 71

    Mostly Sunny

    • 44
    • 74

    Chance Rain Showers

    • 36
    • 60

    Rain Showers

    • 32
    • 48

    Chance Rain Showers

    • 39
    • 61

    Mostly Sunny

    • 45
    • 70

    Mostly Sunny

Today 1 May Southern Rocky Mountain Front

Not as cool. Sunny in the morning then becoming partly cloudy. Highs 50 to 60. North Winds up to 5 Mph shifting to the west in the afternoon.

Tonight 1 May Southern Rocky Mountain Front

Mostly clear. Lows 35 to 40. West Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gibson Reservoir Temperature Statistics

May Temperature

Great Falls, Great Falls International Airport (66.5 miles)

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  • Average May

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Climate (2020–Present)

Great Falls, Great Falls International Airport (66.5 miles)

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  • Average Low 2020–2025

    33.9 °F

  • Average 2020–2025

    46.2 °F

  • Average High 2020–2025

    58.1 °F
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