Watertown Weather Forecast

    • 41
    • 57

    Mostly Cloudy

    • 47
    • 63

    Rain Showers Likely

    • 48
    • 61

    Rain Showers

    • 51
    • 71

    Slight Chance Rain Showers

    • 52
    • 77

    Partly Sunny

    • 53
    • 80

    Partly Sunny

    • 53
    • 78

    Partly Sunny

Today 21 May Sanilac

Partly cloudy Early, then becoming mostly cloudy. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 21 May Sanilac

Partly cloudy. Lows in the lower 40s. Northeast Winds 5 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Watertown Temperature Statistics

May Temperature

Lapeer Dupont-lapeer (29.2 miles)

  • Lowest 12 May, 2026

    30.2 °F

  • Average May

    55.5 °F

  • Highest 18 May, 2026

    89.6 °F

Climate (2021–Present)

Lapeer Dupont-lapeer (29.2 miles)

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  • Average Low 2021–2026

    39.6 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    58.9 °F
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