Thomas Bay Weather Forecast

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    • 62

    Partly Sunny

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    • 60

    Partly Sunny

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    Partly Sunny

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    • 58

    Rain Showers Likely

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    Rain Showers Likely

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    Chance Rain Showers

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    Rain Showers Likely

Today 12 Sep Petersburg Borough

Mostly clear. Highs 66 to 74. Light Winds.

Tonight 12 Sep Petersburg Borough

Partly cloudy. Lows in the mid 40s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thomas Bay Temperature Statistics

September Temperature

Petersburg (14.3 miles)

  • Lowest 5 September, 2026

    43 °F

  • Average September

    54.2 °F

  • Highest 3 September, 2026

    68 °F

Climate (2021–2026)

Petersburg (14.3 miles)

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  • Average Low 2021–2026

    38.1 °F

  • Average 2021–2026

    43.4 °F

  • Average High 2021–2026

    48.8 °F
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