Cornplanter State Forest Weather Forecast

    • 59
    • 81

    Chance Thunderstorms

    • 64
    • 87

    Mostly Sunny

    • 62
    • 86

    Rain Showers

    • 42
    • 69

    Chance Rain Showers

    • 46
    • 66

    Partly Sunny

    • 51
    • 69

    Chance Rain Showers

    • 55
    • 71

    Rain Showers Likely

Today 17 May Forest

Partly sunny with a chance of Showers and Thunderstorms. Warm with Highs in the lower 80s. Southwest Winds around 5 Mph. Chance of rain 50 percent.

Tonight 17 May Forest

Mainly clear. A chance of Showers and Thunderstorms this evening. Warm with Lows around 60. South Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cornplanter State Forest Temperature Statistics

May Temperature

Franklin, Venango Regional Airport (21.7 miles)

  • Lowest 12 May, 2026

    30.9 °F
  • Average May

    49.4 °F
  • Highest 4 May, 2026

    71.1 °F

Climate (2021–Present)

Franklin, Venango Regional Airport (21.7 miles)

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  • Average Low 2021–2026

    40.6 °F
  • Average 2021–2026

    49.4 °F
  • Average High 2021–2026

    58.2 °F
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