Swift Reservoir Weather Forecast

    • 40
    • 64

    Slight Chance Rain Showers

    • 50
    • 71

    Mostly Sunny

    • 48
    • 76

    Chance Thunderstorms

    • 43
    • 60

    Chance Rain Showers

    • 40
    • 59

    Breezy

    • 36
    • 53

    Breezy

Today 11 May East Glacier Park Region

Breezy. Mostly sunny. A 20 percent chance of rain Showers in the late morning and afternoon. Highs 52 to 64. West Winds 10 to 25 Mph with Gusts to around 45 Mph.

Tonight 11 May East Glacier Park Region

Mostly clear. Lows 34 to 40. Northwest Winds up to 10 Mph with Gusts to around 35 Mph shifting to the south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Swift Reservoir Temperature Statistics

May Temperature

Cut Bank, Cut Bank Municipal Airport (38.5 miles)

  • Lowest 6 May, 2026

    20.6 °F

  • Average May

    51.4 °F

  • Highest 3 May, 2026

    75.7 °F

Climate (2021–Present)

Cut Bank, Cut Bank Municipal Airport (38.5 miles)

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  • Average Low 2021–2026

    31.8 °F

  • Average 2021–2026

    44.1 °F

  • Average High 2021–2026

    55.8 °F
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