Jefferson Weather Forecast

    • 66
    • 87

    Rain Showers

    • 59
    • 83

    Rain Showers Likely

    • 52
    • 73

    Partly Sunny

    • 61
    • 82

    Partly Sunny

    • 65
    • 86

    Chance Rain Showers

    • 64
    • 85

    Chance Rain Showers

Today 12 Sep Greene

Partly sunny with a chance of Showers and Thunderstorms. Some Thunderstorms may produce heavy rainfall. Unseasonably warm with Highs in the mid 80s. South Winds around 5 Mph. Chance of rain 50 percent.

Tonight 12 Sep Greene

Showers with a chance of Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Patchy fog. Some Thunderstorms may produce heavy rainfall in the evening. Some Thunderstorms may produce heavy rainfall after midnight. Warm with Lows in the mid 60s. Southwest Winds around 5 Mph. Chance of rain near 100 percent.

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Jefferson Temperature Statistics

September Temperature

Washington - Washington County Airport (18 miles)

  • Lowest 8 September, 2026

    55.9 °F

  • Average September

    74.3 °F

  • Highest 2 September, 2026

    91 °F

Climate (2021–2026)

Washington - Washington County Airport (18 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    62.6 °F
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