Portsmouth Charter Township Weather Forecast

    • 13
    • 45

    Chance Rain

    • 16
    • 25

    Mostly Cloudy

    • 30
    • 37

    Slight Chance Rain/Snow

    • 31
    • 46

    Chance Rain/Snow

    • 34
    • 50

    Chance Rain

    • 30
    • 49

    Mostly Cloudy

Today 16 Mar Bay

Windy. Mostly cloudy. A slight chance of rain and snow in the Morning, then a chance of snow in the afternoon. Highs in the lower 40s. Temperatures falling into the in the lower 20s in the afternoon. Southwest Winds 15 to 30 Mph with Gusts up to 45 Mph. Chance of precipitation 40 percent.

Tonight 16 Mar Bay

Windy. Mostly cloudy. Lows around 12. Northwest Winds 15 to 30 Mph with Gusts up to 45 Mph. Wind chill Readings 8 below to 2 above zero.

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Portsmouth Charter Township Temperature Statistics

March Temperature

Saginaw County H W Browne Airport (8.7 miles)

  • Lowest 1 March, 2026

    12.2 °F

  • Average March

    38 °F

  • Highest 9 March, 2026

    69.8 °F

Climate (2021–Present)

Saginaw County H W Browne Airport (8.7 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    49.8 °F

  • Average High 2021–2026

    58.8 °F
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