Thomas Bay Weather Forecast

    • 49
    • 63

    Becoming Sunny

    • 50
    • 66

    Partly Sunny

    • 48
    • 61

    Mostly Cloudy

    • 49
    • 54

    Mostly Sunny

    • 52
    • 58

    Mostly Sunny

    • 52
    • 68

    Partly Sunny

Today 16 Jul Petersburg Borough

Mostly cloudy in the morning then clearing. Highs 67 to 75. Northwest Winds around 10 Mph.

Tonight 16 Jul Petersburg Borough

Mostly clear. Lows around 50. Light Winds.

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Thomas Bay Temperature Statistics

July Temperature

Petersburg (14.3 miles)

  • Lowest 13 July, 2026

    45 °F

  • Average July

    53.2 °F

  • Highest 14 July, 2026

    62.1 °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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