Onondaga Cave State Park Weather Forecast

    • 67
    • 96

    Slight Chance Thunderstorms

    • 66
    • 93

    Mostly Cloudy

    • 65
    • 92

    Partly Sunny

    • 63
    • 91

    Chance Rain Showers

    • 62
    • 87

    Chance Thunderstorms

    • 58
    • 85

    Mostly Sunny

Today 14 Sep Crawford

Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Hot with Highs in the mid 90s. West Winds around 5 Mph, becoming north in the afternoon. Chance of rain 20 percent.

Tonight 14 Sep Crawford

Mostly cloudy. A slight chance of Showers and Thunderstorms in the evening. Lows in the upper 60s. East Winds around 5 Mph, becoming west after midnight. Chance of rain 20 percent.

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  • Temperature Real-Time

Onondaga Cave State Park Temperature Statistics

September Temperature

Rolla / Vichy, Rolla National Airport (28.6 miles)

  • Lowest 6 September, 2025

    46 °F

  • Average September

    67.5 °F

  • Highest 11 September, 2025

    91 °F

Climate (2020–Present)

Rolla / Vichy, Rolla National Airport (28.6 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    56.9 °F

  • Average High 2020–2025

    67.4 °F
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