Dellwater Lake Weather Forecast

    • 54
    • 64

    Chance Rain Showers

    • 56
    • 62

    Rain Showers Likely

    • 55
    • 69

    Chance Rain Showers

    • 55
    • 73

    Slight Chance Thunderstorms

    • 53
    • 75

    Mostly Cloudy

    • 53
    • 71

    Partly Sunny

Today 18 Sep South Beltrami

Cloudy with a chance of Showers. A slight chance of Thunderstorms this afternoon. Highs in the mid 60s. East Winds 5 to 15 Mph. Chance of rain 50 percent.

Tonight 18 Sep South Beltrami

Cloudy with a chance of Showers and a slight chance of Thunderstorms. Lows in the mid 50s. East Winds 5 to 15 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dellwater Lake Temperature Statistics

September Temperature

Bemidji (19.9 miles)

  • Lowest 7 September, 2025

    32.4 °F

  • Average September

    58.7 °F

  • Highest 16 September, 2025

    83.8 °F

Climate (2020–Present)

Bemidji (19.9 miles)

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  • Average Low 2020–2025

    30.4 °F

  • Average 2020–2025

    41.2 °F

  • Average High 2020–2025

    50.9 °F
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