St Mary Weather Forecast

    • 41
    • 57

    Chance Rain Showers

    • 34
    • 51

    Rain Showers Likely

    • 36
    • 55

    Partly Sunny

    • 41
    • 62

    Mostly Sunny

    • 44
    • 68

    Mostly Sunny

    • 42
    • 70

    Rain Showers Likely

    • 37
    • 56

    Chance Rain Showers

Today 28 Apr East Glacier Park Region

Not as cool. Partly cloudy early in the morning then clearing. Highs 45 to 55. South Winds up to 10 Mph shifting to the southwest with Gusts to around 30 Mph in the afternoon.

Tonight 28 Apr East Glacier Park Region

Breezy. Mostly cloudy. Lows 35 to 40. Southwest Winds 15 to 25 Mph with Gusts to around 40 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St Mary Temperature Statistics

April Temperature

Kalispell, Glacier Park International Airport (48.5 miles)

  • Lowest 18 April, 2025

    17.9 °F

  • Average April

    41.9 °F

  • Highest 15 April, 2025

    70.6 °F

Climate (2020–Present)

Kalispell, Glacier Park International Airport (48.5 miles)

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  • Average Low 2020–2025

    33 °F

  • Average 2020–2025

    44.9 °F

  • Average High 2020–2025

    56.5 °F
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