Portsmouth Charter Township Weather Forecast

    • 60
    • 80

    Rain Showers Likely

    • 55
    • 79

    Partly Sunny

    • 54
    • 75

    Mostly Sunny

    • 61
    • 82

    Partly Sunny

    • 66
    • 85

    Chance Rain Showers

    • 64
    • 86

    Slight Chance Rain Showers

Today 26 Aug Bay

Partly cloudy in the Morning, then Showers likely and a chance of Thunderstorms in the afternoon. Highs around 80. Southwest Winds 5 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 26 Aug Bay

Partly cloudy with a chance of Showers and a slight chance of Thunderstorms in the Evening, then mostly clear after midnight. Lows in the upper 50s. West Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Real-Time

Portsmouth Charter Township Temperature Statistics

August Temperature

Saginaw County H W Browne Airport (8.7 miles)

  • Lowest 15 August, 2026

    55.4 °F

  • Average August

    71.3 °F

  • Highest 16 August, 2026

    87.8 °F

Climate (2021–2026)

Saginaw County H W Browne Airport (8.7 miles)

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  • Average Low 2021–2026

    40.7 °F

  • Average 2021–2026

    49.7 °F

  • Average High 2021–2026

    58.8 °F
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