Thomas Bay Weather Forecast

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    • 53

    Rain Showers

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    • 51

    Rain Showers

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    • 52

    Rain

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    • 50

    Rain Showers

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    Chance Rain Showers

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    Chance Rain Showers

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    Rain Showers

Today 20 Sep Petersburg Borough

Rain Showers. Highs 53 to 58.

Tonight 20 Sep Petersburg Borough

Rain Showers and chance of Thunderstorms. Some Thunderstorms may produce gusty Winds and heavy rainfall. Lows in the mid 40s. Southeast Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thomas Bay Temperature Statistics

September Temperature

Petersburg (14.3 miles)

  • Lowest 15 September, 2026

    39 °F

  • Average September

    52.7 °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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