Fairgrounds Weather Forecast

    • 21
    • 34

    Mostly Cloudy

    • 19
    • 41

    Mostly Cloudy

    • 13
    • 26

    Chance Freezing Rain

    • 32
    • 39

    Mostly Cloudy

    • 25
    • 39

    Chance Rain/Snow

    • 19
    • 43

    Chance Rain/Snow

Today 4 Mar Pennington

Areas of fog in the morning. Partly sunny. Highs 40 to 45. South Winds around 5 Mph shifting to the northwest in the afternoon.

Tonight 4 Mar Pennington

Mostly cloudy. Areas of dense fog. Lows 15 to 20. Temperature steady or slowly rising through Sunrise. Southeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fairgrounds Temperature Statistics

March Temperature

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

  • Lowest 1 March, 2026

    -13 °F

  • Average March

    3.7 °F

  • Highest 1 March, 2026

    18 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    41.4 °F

  • Average High 2021–2026

    50.3 °F
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