Thomas Bay Weather Forecast

    • 48
    • 53

    Rain Showers

    • 48
    • 55

    Rain Showers

    • 43
    • 52

    Rain Showers

    • 41
    • 51

    Rain Showers

    • 40
    • 51

    Rain Showers

    • 39
    • 51

    Rain Showers Likely

Today 18 Sep Petersburg Borough

Chance of rain Showers early in the Morning, then rain Showers likely in the morning. Chance of rain Showers in the afternoon. Highs in the mid 50s. Southeast Winds 10 to 15 Mph.

Tonight 18 Sep Petersburg Borough

Rain Showers and patchy fog. Lows around 50. Southeast Winds around 10 Mph.

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Thomas Bay Temperature Statistics

September Temperature

Petersburg (14.3 miles)

  • Lowest 15 September, 2026

    39 °F

  • Average September

    52.9 °F

  • Highest 3 September, 2026

    68 °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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