Thomas Bay Weather Forecast

    • 51
    • 65

    Chance Rain Showers

    • 49
    • 63

    Mostly Sunny

    • 50
    • 65

    Partly Sunny

    • 48
    • 59

    Chance Rain Showers

    • 49
    • 61

    Partly Sunny

    • 53
    • 66

    Mostly Sunny

Today 15 Jul Petersburg Borough

Partly cloudy in the morning then becoming mostly cloudy. Highs 70 to 76. Light Winds.

Tonight 15 Jul Petersburg Borough

Mostly cloudy. Lows in the mid 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

    53 °F

  • Highest 12 July, 2026

    61 °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

    48.7 °F
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