Cropsey Weather Forecast

    • 57
    • 74

    Chance Rain Showers

    • 53
    • 65

    Cloudy

    • 50
    • 66

    Mostly Cloudy

    • 50
    • 68

    Partly Sunny

    • 51
    • 70

    Mostly Cloudy

    • 50
    • 71

    Mostly Cloudy

    • 52
    • 74

    Mostly Cloudy

Today 20 Sep McLean

Showers likely with a chance of Thunderstorms. Highs in the upper 70s. Temperature falling into the lower 70s late. North Winds 10 to 15 Mph. Chance of rain 70 percent.

Tonight 20 Sep McLean

Cloudy. A chance of Showers and Thunderstorms late this Evening, then a slight chance of Showers and Thunderstorms. Cooler with Lows in the upper 50s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cropsey Temperature Statistics

September Temperature

Pontiac Municipal Airport (22.4 miles)

  • Lowest 14 September, 2026

    48.9 °F

  • Average September

    74.3 °F

  • Highest 1 September, 2026

    95.5 °F

Climate (2021–2026)

Pontiac Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    42.3 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    62.6 °F
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