Belton Weather Forecast

    • 70
    • 94

    Increasing Clouds

    • 69
    • 92

    Mostly Cloudy

    • 67
    • 91

    Partly Sunny

    • 67
    • 91

    Partly Sunny

    • 64
    • 85

    Chance Thunderstorms

    • 60
    • 82

    Slight Chance Thunderstorms

Today 13 Sep Cass

Sunny. Highs in the mid 90s. Southwest Winds 5 to 10 Mph.

Tonight 13 Sep Cass

Partly cloudy. Lows in the upper 60s. South Winds around 5 Mph.

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  • Temperature Real-Time

Belton Temperature Statistics

September Temperature

Olathe, Johnson County Executive Airport (11.2 miles)

  • Lowest 6 September, 2025

    48.9 °F

  • Average September

    67.2 °F

  • Highest 11 September, 2025

    88 °F

Climate (2020–Present)

Olathe, Johnson County Executive Airport (11.2 miles)

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  • Average Low 2020–2025

    47.4 °F

  • Average 2020–2025

    57.1 °F

  • Average High 2020–2025

    67.1 °F
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