Fairgrounds Weather Forecast

    • 23
    • 64

    Wintry Mix

    • 9
    • 27

    Wintry Mix

    • 8
    • 23

    Partly Sunny

    • 22
    • 33

    Chance Snow

    • 12
    • 34

    Mostly Cloudy

    • 10
    • 30

    Partly Sunny

Today 14 Mar Pennington

Partly sunny. A slight chance of light rain in the afternoon. Highs in the mid 60s. Southeast Winds 5 to 15 Mph. Chance of rain 20 percent.

Tonight 14 Mar Pennington

Mostly cloudy. Lows 40 to 45. Temperature rising overnight. Southeast Winds 10 to 20 Mph.

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Fairgrounds Temperature Statistics

March Temperature

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

  • Lowest 1 March, 2025

    -0.9 °F

  • Average March

    27.6 °F

  • Highest 3 March, 2025

    48 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    31.9 °F

  • Average 2020–2025

    41 °F

  • Average High 2020–2025

    49.9 °F
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