Petersburg Weather Forecast

    • 39
    • 63

    Increasing Clouds

    • 47
    • 53

    Rain Showers Likely

    • 48
    • 59

    Rain Showers Likely

    • 51
    • 68

    Mostly Cloudy

    • 54
    • 66

    Rain Showers Likely

    • 48
    • 66

    Rain Showers Likely

Today 29 Oct Delaware

Sunny, cooler. Near steady temperature in the lower 60s. North Winds 5 to 10 Mph.

Tonight 29 Oct Delaware

Mostly clear. Cooler with Lows in the upper 30s. Northeast Winds around 5 Mph.

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Petersburg Temperature Statistics

October Temperature

Monticello Regional Airport (23 miles)

  • Lowest 17 October, 2026

    30.2 °F

  • Average October

    57.8 °F

  • Highest 12 October, 2026

    87.8 °F

Climate (2021–2026)

Monticello Regional Airport (23 miles)

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  • Average Low 2021–2026

    37.4 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    58.5 °F
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