Thomas Bay Weather Forecast

    • 51
    • 67

    Mostly Sunny

    • 49
    • 66

    Partly Sunny

    • 49
    • 61

    Mostly Cloudy

    • 48
    • 60

    Chance Rain Showers

    • 48
    • 58

    Rain Showers

    • 48
    • 58

    Rain Showers Likely

Today 20 Jul Petersburg Borough

Mostly clear. Highs 72 to 82. North Winds around 10 Mph.

Tonight 20 Jul Petersburg Borough

Mostly clear. Lows in the lower 50s. Light Winds.

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Thomas Bay Temperature Statistics

July Temperature

Petersburg (14.3 miles)

  • Lowest 13 July, 2026

    45 °F

  • Average July

    54.2 °F

  • Highest 15 July, 2026

    69.1 °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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