Petrolia Weather Forecast

    • 56
    • 66

    Chance Rain Showers

    • 53
    • 72

    Becoming Sunny

    • 58
    • 78

    Partly Sunny

    • 60
    • 78

    Rain Showers Likely

    • 58
    • 73

    Rain Showers Likely

    • 56
    • 75

    Slight Chance Thunderstorms

    • 60
    • 79

    Slight Chance Thunderstorms

Today 29 Jul Allegany

Mostly cloudy with a chance of Showers. Cool with Highs Ranging from the mid 60s on the Hilltops to around 70 across the lower Elevations. Northwest Winds 5 to 10 Mph, increasing to 10 to 15 Mph. Chance of rain 50 percent.

Tonight 29 Jul Allegany

Mostly cloudy. A chance of Showers through the early overnight. Lows in the mid 50s. Northwest Winds 10 Mph or less. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Petrolia Temperature Statistics

July Temperature

Wellsville, Wellsville Municipal Airport (1.9 miles)

  • Lowest 23 July, 2026

    46 °F

  • Average July

    69.1 °F

  • Highest 2 July, 2026

    89.1 °F

Climate (2021–2026)

Wellsville, Wellsville Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    40.1 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    57.1 °F
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