Sumpter Weather Forecast

    • 61
    • 88

    Becoming Sunny

    • 65
    • 91

    Mostly Sunny

    • 70
    • 92

    Partly Sunny

    • 68
    • 90

    Rain Showers Likely

    • 65
    • 85

    Chance Rain Showers

    • 64
    • 81

    Chance Rain Showers

Today 28 Sep Bradley

Sunny. Highs in the upper 80s. Northeast Winds around 5 Mph.

Tonight 28 Sep Bradley

Mostly clear. Lows in the lower 60s. Northeast Winds around 5 Mph in the Evening, becoming light and variable.

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Sumpter Temperature Statistics

September Temperature

Monticello, Monticello Municipal Airport/Ellis Field (19.9 miles)

  • Lowest 24 September, 2026

    59.6 °F

  • Average September

    84.7 °F

  • Highest 6 September, 2026

    101.6 °F

Climate (2021–2026)

Monticello, Monticello Municipal Airport/Ellis Field (19.9 miles)

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  • Average Low 2021–2026

    56.4 °F

  • Average 2021–2026

    66.6 °F

  • Average High 2021–2026

    77.2 °F
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