Port Huron Weather Forecast

    • 70
    • 91

    Chance Thunderstorms

    • 68
    • 92

    Rain Showers Likely

    • 60
    • 83

    Mostly Sunny

    • 60
    • 87

    Chance Rain Showers

    • 53
    • 75

    Chance Rain Showers

Today 10 Jun St. Clair

Partly cloudy until late Afternoon, then a slight chance of Showers and Thunderstorms in the late afternoon. Highs around 90. West Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Readings in the upper 90s.

Tonight 10 Jun St. Clair

A chance of Showers and Thunderstorms in the Evening, then Showers and a chance of Thunderstorms after midnight. Lows in the upper 60s. Southwest Winds up to 10 Mph with Gusts up to 25 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Port Huron Temperature Statistics

June Temperature

St Clair County International Airport (6.8 miles)

  • Lowest 1 June, 2026

    42.8 °F

  • Average June

    65.4 °F

  • Highest 4 June, 2026

    84.2 °F

Climate (2021–Present)

St Clair County International Airport (6.8 miles)

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  • Average Low 2021–2026

    39.8 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    58.7 °F
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