Argonne Weather Forecast

    • 44
    • 56

    Clearing Late

    • 43
    • 63

    Mostly Sunny

    • 48
    • 67

    Partly Sunny

    • 52
    • 65

    Slight Chance Rain Showers

    • 54
    • 69

    Chance Rain Showers

    • 55
    • 64

    Chance Rain Showers

Today 21 Sep Dakota

Cloudy. A 20 percent chance of rain Showers in the afternoon. Highs in the upper 50s. East Winds 5 to 10 Mph.

Tonight 21 Sep Dakota

Decreasing Clouds. Patchy fog after midnight. Lows in the lower 40s. East Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Argonne Temperature Statistics

September Temperature

Minneapolis, Airlake Airport (5 miles)

  • Lowest 14 September, 2026

    42.8 °F

  • Average September

    67.1 °F

  • Highest 4 September, 2026

    91.4 °F

Climate (2021–2026)

Minneapolis, Airlake Airport (5 miles)

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  • Average Low 2021–2026

    37.1 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.6 °F
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