Curtis Lake Weather Forecast

    • 68
    • 85

    Rain Showers Likely

    • 67
    • 82

    Rain Showers Likely

    • 70
    • 83

    Rain Showers Likely

    • 60
    • 85

    Mostly Sunny

    • 56
    • 79

    Mostly Sunny

    • 59
    • 81

    Slight Chance Rain Showers

Today 5 Sep Yellow Medicine

Patchy fog in the morning. Mostly cloudy with chance of Showers and slight chance of Thunderstorms in the Morning, then mostly sunny with slight chance of Thunderstorms in the afternoon. Highs in the mid 80s. East Winds 5 to 15 Mph. Chance of precipitation 50 percent.

Tonight 5 Sep Yellow Medicine

Increasing Clouds. Lows in the upper 60s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Curtis Lake Temperature Statistics

September Temperature

Granite Falls, Granite Falls Municipal Airport/Lenzen-Roe Memorial Field (12.4 miles)

  • Lowest 1 September, 2026

    57 °F

  • Average September

    73.3 °F

  • Highest 2 September, 2026

    87.3 °F

Climate (2021–2026)

Granite Falls, Granite Falls Municipal Airport/Lenzen-Roe Memorial Field (12.4 miles)

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  • Average Low 2021–2026

    37.4 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    58.5 °F
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