Portsmouth Charter Township Weather Forecast

    • 33
    • 52

    Partly Sunny

    • 32
    • 49

    Partly Sunny

    • 33
    • 51

    Partly Sunny

    • 43
    • 59

    Chance Rain Showers

    • 40
    • 61

    Chance Rain Showers

    • 43
    • 60

    Chance Rain Showers

Today 30 Apr Bay

Mostly cloudy. A slight chance of Showers in the afternoon. Highs in the lower 50s. Northwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 30 Apr Bay

Partly cloudy. Widespread frost. Lows in the lower 30s. North Winds 5 to 10 Mph.

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Portsmouth Charter Township Temperature Statistics

April Temperature

Saginaw County H W Browne Airport (8.7 miles)

  • Lowest 7 April, 2026

    21.2 °F

  • Average April

    48.1 °F

  • Highest 12 April, 2026

    78.8 °F

Climate (2021–Present)

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

    58.7 °F
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