Petrolia Weather Forecast

    • 46
    • 69

    Increasing Clouds

    • 34
    • 54

    Partly Sunny

    • 38
    • 57

    Partly Sunny

    • 42
    • 62

    Mostly Cloudy

    • 45
    • 63

    Mostly Cloudy

    • 48
    • 63

    Chance Rain Showers

Today 29 Oct Allegany

Sunny, warm with Highs Ranging from the upper 60s on the Hilltops to the lower 70s across the lower Elevations. South Winds 5 to 10 Mph, becoming southwest 10 to 15 Mph.

Tonight 29 Oct Allegany

Mostly cloudy. Showers likely in the Evening, then a chance of Showers overnight. Lows in the mid 40s. Southwest Winds 5 to 10 Mph, becoming northwest. Chance of rain 70 percent.

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  • Temperature Real-Time

Petrolia Temperature Statistics

October Temperature

Wellsville, Wellsville Municipal Airport (1.9 miles)

  • Lowest 22 October, 2026

    28.9 °F

  • Average October

    51.8 °F

  • Highest 13 October, 2026

    80.1 °F

Climate (2021–2026)

Wellsville, Wellsville Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    40 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    57 °F
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