Thomas Bay Weather Forecast

    • 51
    • 63

    Rain Showers

    • 49
    • 61

    Rain Showers Likely

    • 51
    • 60

    Chance Rain Showers

    • 52
    • 62

    Slight Chance Rain Showers

    • 50
    • 62

    Mostly Cloudy

    • 50
    • 62

    Mostly Cloudy

    • 50
    • 62

    Chance Rain Showers

Today 30 Jul Petersburg Borough

Mostly cloudy. Patchy fog early in the morning. Slight chance of rain Showers. Highs 66 to 74. Light Winds.

Tonight 30 Jul Petersburg Borough

Cloudy. Chance of rain Showers in the Evening, then rain Showers likely late. 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

    55.3 °F

  • Highest 21 July, 2026

    70 °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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