Thomas Bay Weather Forecast

    • 44
    • 65

    Mostly Sunny

    • 44
    • 67

    Mostly Sunny

    • 50
    • 60

    Mostly Sunny

    • 50
    • 61

    Mostly Cloudy

    • 50
    • 60

    Chance Rain Showers

    • 50
    • 58

    Rain Showers

Today 3 Sep Petersburg Borough

Mostly clear. Patchy fog in the morning. Highs 67 to 75. Light Winds.

Tonight 3 Sep Petersburg Borough

Mostly clear. Lows in the mid 40s. Light Winds.

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Thomas Bay Temperature Statistics

September Temperature

Petersburg (14.3 miles)

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  • Average September

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Climate (2021–2026)

Petersburg (14.3 miles)

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  • Average Low 2021–2026

    38.2 °F
  • Average 2021–2026

    43.4 °F
  • Average High 2021–2026

    48.8 °F
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