Fairgrounds Weather Forecast

    • 26
    • 48

    Mostly Cloudy

    • 27
    • 46

    Partly Sunny

    • 33
    • 47

    Slight Chance Rain/Snow

    • 22
    • 42

    Mostly Cloudy

    • 23
    • 37

    Partly Sunny

    • 28
    • 41

    Chance Rain/Snow

Today 28 Mar Pennington

Partly sunny. Highs 45 to 50. South Winds around 15 Mph shifting to the west this afternoon. Gusts up to 30 Mph.

Tonight 28 Mar Pennington

Mostly cloudy. Lows in the mid 20s. Northeast Winds 5 to 15 Mph.

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Fairgrounds Temperature Statistics

March Temperature

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

  • Lowest 1 March, 2026

    -13 °F

  • Average March

    25.3 °F

  • Highest 25 March, 2026

    51.1 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    32 °F

  • Average 2021–2026

    41.3 °F

  • Average High 2021–2026

    50.1 °F
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