Webster Weather Forecast

    • 68
    • 81

    Rain Showers

    • 57
    • 79

    Slight Chance Rain Showers

    • 52
    • 72

    Mostly Sunny

    • 60
    • 79

    Mostly Sunny

    • 54
    • 79

    Partly Sunny

    • 49
    • 70

    Chance Rain Showers

Today 7 Sep Day

Mostly cloudy. A slight chance of Thunderstorms this Morning, then Showers likely with a chance of Thunderstorms this afternoon. Highs in the lower 80s. South Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 70 percent.

Tonight 7 Sep Day

Mostly cloudy. A chance of Thunderstorms in the evening. Humid with Lows in the upper 60s. South Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Webster Temperature Statistics

September Temperature

Watertown, Watertown Municipal Airport (34.2 miles)

  • Lowest 1 September, 2026

    52.6 °F

  • Average September

    74.5 °F

  • Highest 3 September, 2026

    93.7 °F

Climate (2021–2026)

Watertown, Watertown Municipal Airport (34.2 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    45.5 °F

  • Average High 2021–2026

    56 °F
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