Glacier National Park Weather Forecast

    • 41
    • 63

    Rain Likely

    • 40
    • 60

    Rain Showers Likely

    • 42
    • 63

    Rain Likely

    • 41
    • 64

    Rain Likely

    • 43
    • 68

    Partly Sunny

    • 42
    • 66

    Partly Sunny

    • 42
    • 66

    Mostly Cloudy

Today 6 May West Glacier Region

Mostly sunny. Highs in the 60s. Southwest Winds to 15 Mph.

Tonight 6 May West Glacier Region

Chance of Thunderstorms through the night. Chance of rain Showers in the Evening, then rain likely after midnight. Chance of precipitation 70 percent. Lows in the upper 30s to mid 40s. Southwest Winds to 15 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Glacier National Park Temperature Statistics

May Temperature

Kalispell, Glacier Park International Airport (37.9 miles)

  • Lowest 1 May, 2026

    30.7 °F

  • Average May

    54 °F

  • Highest 3 May, 2026

    73.7 °F

Climate (2021–Present)

Kalispell, Glacier Park International Airport (37.9 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    45.5 °F

  • Average High 2021–2026

    57.2 °F
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