St Ignatius Weather Forecast

    • 54
    • 81

    Slight Chance Thunderstorms

    • 57
    • 88

    Sunny

    • 56
    • 88

    Mostly Sunny

    • 57
    • 88

    Partly Sunny

    • 57
    • 86

    Chance Thunderstorms

    • 59
    • 90

    Mostly Sunny

Today 23 Jul Flathead/Mission Valleys

Partly cloudy. Areas of fog in the morning. A 20 percent chance of Showers and Thunderstorms in the afternoon. Highs in the mid 70s to lower 80s.

Tonight 23 Jul Flathead/Mission Valleys

Mostly clear. Patchy fog after midnight. Lows in the upper 40s to mid 50s.

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St Ignatius Temperature Statistics

July Temperature

Missoula, Missoula International Airport (27.3 miles)

  • Lowest 6 July, 2025

    46.7 °F

  • Average July

    71.6 °F

  • Highest 8 July, 2025

    98.7 °F

Climate (2020–Present)

Missoula, Missoula International Airport (27.3 miles)

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  • Average Low 2020–2025

    35.5 °F

  • Average 2020–2025

    47 °F

  • Average High 2020–2025

    59.2 °F
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