Olathe Weather Forecast

    • 65
    • 86

    Becoming Sunny

    • 43
    • 90

    Rain Showers Likely

    • 34
    • 56

    Partly Sunny

    • 45
    • 60

    Partly Sunny

    • 59
    • 72

    Slight Chance Thunderstorms

    • 61
    • 82

    Chance Thunderstorms

Today 25 Mar Johnson

Sunny. Much warmer with Highs in the mid 80s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 25 Mar Johnson

Mostly clear. Not as cool with Lows in the mid 60s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Olathe Temperature Statistics

March Temperature

Olathe, Johnson County Executive Airport (4.3 miles)

  • Lowest 16 March, 2026

    10.7 °F

  • Average March

    51 °F

  • Highest 21 March, 2026

    91.7 °F

Climate (2021–Present)

Olathe, Johnson County Executive Airport (4.3 miles)

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  • Average Low 2021–2026

    47.8 °F

  • Average 2021–2026

    57.7 °F

  • Average High 2021–2026

    67.7 °F
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