Washington Lake Weather Forecast

    • 50
    • 83

    Rain Showers

    • 47
    • 70

    Mostly Sunny

    • 56
    • 77

    Mostly Sunny

    • 57
    • 79

    Mostly Sunny

    • 58
    • 82

    Mostly Sunny

    • 58
    • 80

    Chance Rain Showers

    • 57
    • 80

    Partly Sunny

Today 3 Aug Mahnomen

Partly sunny with a chance of Showers and Thunderstorms. Highs 80 to 85. South Winds around 15 Mph. Chance of rain 50 percent.

Tonight 3 Aug Mahnomen

Mostly cloudy. Showers and a chance of Thunderstorms this Evening, then a slight chance of Showers after midnight. Patchy smoke after midnight. Lows 50 to 55. Northwest Winds 10 to 20 Mph. Chance of rain 90 percent.

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Washington Lake Temperature Statistics

August Temperature

Fosston, Fosston Municipal Airport (14.9 miles)

  • Lowest 1 August, 2026

    53.6 °F

  • Average August

    68.6 °F

  • Highest 1 August, 2026

    82.4 °F

Climate (2021–2026)

Fosston, Fosston Municipal Airport (14.9 miles)

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  • Average Low 2021–2026

    29.5 °F

  • Average 2021–2026

    39.3 °F

  • Average High 2021–2026

    48.6 °F
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