Bicentennial State Park Weather Forecast

    • 67
    • 93

    Slight Chance Thunderstorms

    • 66
    • 91

    Slight Chance Thunderstorms

    • 66
    • 90

    Chance Thunderstorms

    • 64
    • 84

    Chance Thunderstorms

    • 63
    • 82

    Chance Rain Showers

    • 63
    • 83

    Slight Chance Thunderstorms

Today 15 Sep Ottawa

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. South Winds around 5 Mph. Chance of rain 20 percent.

Tonight 15 Sep Ottawa

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Lows in the upper 60s. Southeast Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 20 percent.

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Bicentennial State Park Temperature Statistics

September Temperature

Joplin, Joplin Regional Airport (18 miles)

  • Lowest 7 September, 2025

    52 °F

  • Average September

    70.8 °F

  • Highest 12 September, 2025

    91.9 °F

Climate (2020–Present)

Joplin, Joplin Regional Airport (18 miles)

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  • Average Low 2020–2025

    49.5 °F

  • Average 2020–2025

    60 °F

  • Average High 2020–2025

    70.6 °F
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