Watertown Weather Forecast

    • 59
    • 80

    Chance Thunderstorms

    • 53
    • 76

    Sunny

    • 61
    • 79

    Mostly Sunny

    • 57
    • 81

    Chance Rain Showers

    • 52
    • 73

    Chance Rain Showers

    • 52
    • 68

    Chance Rain Showers

Today 8 Sep Carver

Mostly cloudy. Showers early in the morning. Chance of Thunderstorms early in the Morning, then slight chance of Thunderstorms in the afternoon. Highs around 80. South Winds 10 to 15 Mph. Chance of precipitation 90 percent.

Tonight 8 Sep Carver

Partly cloudy in the evening then clearing. Lows in the upper 50s. West Winds up to 10 Mph.

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Watertown Temperature Statistics

September Temperature

Buffalo, Buffalo Municipal Airport (13 miles)

  • Lowest 1 September, 2026

    55.4 °F

  • Average September

    72.6 °F

  • Highest 1 September, 2026

    86 °F

Climate (2021–2026)

Buffalo, Buffalo Municipal Airport (13 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    46.1 °F

  • Average High 2021–2026

    55.4 °F
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