Petersburg Airport Weather Forecast

    • 48
    • 70

    Increasing Clouds

    • 56
    • 74

    Mostly Cloudy

    • 59
    • 66

    Rain Showers

    • 59
    • 72

    Chance Rain Showers

    • 50
    • 71

    Chance Rain Showers

    • 47
    • 64

    Partly Sunny

Today 9 Oct Mahoning

Sunny. Highs around 70. West Winds around 5 Mph.

Tonight 9 Oct Mahoning

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 40s. Light and variable Winds, becoming southeast around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Petersburg Airport Temperature Statistics

October Temperature

New Castle, New Castle Municipal Airport (11.2 miles)

  • Lowest 6 October, 2026

    35.1 °F

  • Average October

    56.9 °F

  • Highest 1 October, 2026

    82 °F

Climate (2021–2026)

New Castle, New Castle Municipal Airport (11.2 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    61.1 °F
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