St Hilaire Weather Forecast

    • 57
    • 81

    Increasing Clouds

    • 56
    • 75

    Chance Rain Showers

    • 56
    • 69

    Chance Thunderstorms

    • 55
    • 71

    Chance Rain Showers

    • 55
    • 70

    Chance Rain Showers

    • 55
    • 74

    Mostly Cloudy

Today 16 Sep Pennington

Mostly sunny. A slight chance of Showers this afternoon. Highs 80 to 85. West Winds up to 10 Mph. Chance of rain 20 percent.

Tonight 16 Sep Pennington

Mostly clear. Lows in the mid 50s. Northwest Winds up to 10 Mph.

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  • Temperature Real-Time

St Hilaire Temperature Statistics

September Temperature

Thief River Falls, Thief River Falls Regional Airport (3.7 miles)

  • Lowest 7 September, 2025

    35.1 °F

  • Average September

    58.7 °F

  • Highest 14 September, 2025

    81 °F

Climate (2020–Present)

Thief River Falls, Thief River Falls Regional Airport (3.7 miles)

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  • Average Low 2020–2025

    32 °F

  • Average 2020–2025

    41.3 °F

  • Average High 2020–2025

    50.1 °F
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