Fairgrounds Weather Forecast

    • 29
    • 45

    Rain Likely

    • 30
    • 48

    Partly Sunny

    • 29
    • 48

    Partly Sunny

    • 31
    • 50

    Partly Sunny

    • 39
    • 58

    Partly Sunny

    • 39
    • 66

    Partly Sunny

Today 27 Apr Pennington

Rain. Highs in the mid 40s. Windy. North Winds 20 to 30 Mph with Gusts to around 40 Mph. Chance of rain 90 percent.

Tonight 27 Apr Pennington

Partly cloudy. A slight chance of light rain in the evening. Lows 25 to 30. Northwest Winds 15 to 25 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fairgrounds Temperature Statistics

April Temperature

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

  • Lowest 7 April, 2026

    7 °F

  • Average April

    33.3 °F

  • Highest 16 April, 2026

    73 °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

    41.2 °F

  • Average High 2021–2026

    50 °F
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