Fish Lake Weather Forecast

    • 46
    • 78

    Breezy

    • 43
    • 67

    Partly Sunny

    • 43
    • 59

    Rain Showers

    • 38
    • 57

    Rain Showers

    • 31
    • 48

    Chance Rain Showers

    • 37
    • 56

    Partly Sunny

Today 15 May Mahnomen

Sunny. Highs 75 to 80. Breezy. West Winds around 20 Mph.

Tonight 15 May Mahnomen

Mostly clear. Lows in the mid 40s. West Winds around 15 Mph with Gusts to around 30 Mph decreasing to around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fish Lake Temperature Statistics

May Temperature

Mahnomen County Airport (3.7 miles)

  • Lowest 1 May, 2026

    25.2 °F

  • Average May

    46.9 °F

  • Highest 13 May, 2026

    72.5 °F

Climate (2021–Present)

Mahnomen County Airport (3.7 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    41.9 °F

  • Average High 2021–2026

    51.2 °F
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