Olathe Weather Forecast

    • 57
    • 67

    Rain Showers Likely

    • 51
    • 72

    Chance Thunderstorms

    • 46
    • 68

    Slight Chance Thunderstorms

    • 48
    • 70

    Mostly Sunny

    • 49
    • 71

    Mostly Sunny

    • 53
    • 73

    Partly Sunny

    • 57
    • 77

    Mostly Cloudy

Today 30 Apr Johnson

Showers likely with a chance of Thunderstorms. Highs in the upper 60s. South Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 30 Apr Johnson

A chance of Thunderstorms. Showers Likely, mainly this evening. Lows in the upper 50s. East Winds around 5 Mph, becoming west around 5 Mph after midnight. Chance of rain 70 percent.

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  • Temperature Real-Time

Olathe Temperature Statistics

April Temperature

Olathe, Johnson County Executive Airport (4.3 miles)

  • Lowest 8 April, 2025

    31.7 °F

  • Average April

    58 °F

  • Highest 13 April, 2025

    82.7 °F

Climate (2020–Present)

Olathe, Johnson County Executive Airport (4.3 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    57 °F

  • Average High 2020–2025

    66.9 °F
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