Thief River Falls Weather Forecast

    • 42
    • 63

    Chance Rain Showers

    • 36
    • 58

    Slight Chance Rain Showers

    • 38
    • 55

    Partly Sunny

    • 47
    • 71

    Sunny

    • 55
    • 77

    Mostly Sunny

    • 48
    • 77

    Chance Rain Showers

    • 50
    • 69

    Mostly Cloudy

Today 30 Apr Pennington

Showers likely. Highs 60 to 65. Temperature falling through the afternoon. West Winds around 10 Mph with higher Gusts. Chance of rain 70 percent.

Tonight 30 Apr Pennington

Mostly cloudy with a 20 percent chance of Showers. Lows in the mid 40s. North Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thief River Falls Temperature Statistics

April Temperature

Thief River Falls, Thief River Falls Regional Airport (3.1 miles)

  • Lowest 7 April, 2025

    17.1 °F

  • Average April

    40.3 °F

  • Highest 12 April, 2025

    66 °F

Climate (2020–Present)

Thief River Falls, Thief River Falls Regional Airport (3.1 miles)

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  • Average Low 2020–2025

    32 °F

  • Average 2020–2025

    41.2 °F

  • Average High 2020–2025

    50 °F
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