Thomas Bay Weather Forecast

    • 50
    • 61

    Rain Showers Likely

    • 49
    • 61

    Chance Rain Showers

    • 50
    • 63

    Mostly Cloudy

    • 52
    • 64

    Mostly Cloudy

    • 51
    • 63

    Chance Rain Showers

    • 51
    • 63

    Slight Chance Rain Showers

Today 7 Aug Petersburg Borough

Cloudy. Chance of rain Showers. Highs 63 to 69. Light Winds.

Tonight 7 Aug Petersburg Borough

Cloudy. Chance of rain Showers. Lows in the lower 50s. Light Winds.

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Thomas Bay Temperature Statistics

August Temperature

Petersburg (14.3 miles)

  • Lowest 4 August, 2026

    50 °F

  • Average August

    56.2 °F

  • Highest 3 August, 2026

    64 °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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