Portsmouth Charter Township Weather Forecast

    • 27
    • 35

    Decreasing Clouds

    • 23
    • 35

    Wintry Mix

    • 27
    • 32

    Wintry Mix

    • 29
    • 39

    Chance Rain

    • 15
    • 38

    Chance Snow

    • 15
    • 22

    Blustery

Today 24 Dec Bay

Cloudy. Highs in the mid 30s. East Winds up to 5 Mph, becoming south around 5 Mph in the afternoon.

Tonight 24 Dec Bay

Cloudy in the Evening, then becoming partly cloudy. Near steady temperature around 30. South Winds up to 5 Mph, becoming northwest after midnight.

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Portsmouth Charter Township Temperature Statistics

December Temperature

Saginaw County H W Browne Airport (8.7 miles)

  • Lowest 14 December, 2025

    1.4 °F

  • Average December

    23.4 °F

  • Highest 18 December, 2025

    50 °F

Climate (2020–Present)

Saginaw County H W Browne Airport (8.7 miles)

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  • Average Low 2020–2025

    40.8 °F

  • Average 2020–2025

    49.9 °F

  • Average High 2020–2025

    58.8 °F
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