Jefferson Weather Forecast

    • 54
    • 81

    Decreasing Clouds

    • 49
    • 79

    Mostly Sunny

    • 51
    • 78

    Sunny

    • 53
    • 82

    Mostly Sunny

    • 53
    • 80

    Mostly Sunny

    • 51
    • 77

    Partly Sunny

Today 26 Sep Jefferson

Warmer. Sunny in the morning then becoming partly sunny. Highs in the lower 80s. Southwest Winds 10 to 20 Mph.

Tonight 26 Sep Jefferson

Mostly cloudy in the evening then clearing. Lows in the mid 50s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jefferson Temperature Statistics

September Temperature

Watertown (11.8 miles)

  • Lowest 24 September, 2021

    43.5 °F
  • Average September

    64.1 °F
  • Highest 19 September, 2021

    87.6 °F

Climate (2010–Present)

Watertown (11.8 miles)

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  • Average Low 2010–Present

    38.3 °F
  • Average 2010–Present

    48 °F
  • Average High 2010–Present

    57.1 °F
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