Watertown Weather Forecast

    • 69
    • 90

    Partly Sunny

    • 72
    • 90

    Chance Thunderstorms

    • 72
    • 90

    Rain Showers Likely

    • 71
    • 88

    Rain Showers Likely

    • 71
    • 87

    Rain Showers Likely

    • 67
    • 83

    Rain Showers

    • 63
    • 78

    Rain Showers Likely

Today 30 Sep Southeastern Columbia

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs around 90. East Winds around 5 Mph. Chance of rain 20 percent.

Tonight 30 Sep Southeastern Columbia

Mostly clear in the Evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 60s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Watertown Temperature Statistics

September Temperature

Lake City Municipal Airport (1.9 miles)

  • Lowest 26 September, 2026

    53.6 °F

  • Average September

    76.2 °F

  • Highest 6 September, 2026

    91.4 °F

Climate (2021–2026)

Lake City Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    57.5 °F

  • Average 2021–2026

    67.4 °F

  • Average High 2021–2026

    79.2 °F
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