Thomas Bay Weather Forecast

    • 49
    • 62

    Partly Sunny

    • 48
    • 60

    Mostly Cloudy

    • 49
    • 62

    Mostly Cloudy

    • 50
    • 62

    Mostly Cloudy

    • 52
    • 61

    Chance Rain Showers

    • 51
    • 61

    Chance Rain Showers

    • 51
    • 62

    Partly Sunny

Today 3 Aug Petersburg Borough

Decreasing Clouds. Highs 66 to 74. Light Winds becoming northwest around 10 Mph.

Tonight 3 Aug Petersburg Borough

Partly cloudy then becoming mostly cloudy in the evening then becoming partly cloudy. Lows in the lower 50s. East Winds around 10 Mph shifting to the northwest late.

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Thomas Bay Temperature Statistics

August Temperature

Petersburg (14.3 miles)

  • Lowest 1 August, 2026

    51.1 °F

  • Average August

    55.1 °F

  • Highest 1 August, 2026

    60.1 °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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