Deer Valley Weather Forecast

    • 15
    • 24

    Becoming Sunny

    • 25
    • 41

    Partly Sunny

    • 19
    • 43

    Mostly Sunny

    • 23
    • 40

    Partly Sunny

    • 11
    • 37

    Mostly Cloudy

    • 5
    • 21

    Chance Snow

Today 19 Jan Johnson

Sunny. Much cooler with Highs in the mid 20s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Wind chill Values as low as 8 below in the morning.

Tonight 19 Jan Johnson

Mostly clear and cold. Near steady temperature around 18. Southwest Winds 5 to 10 Mph.

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  • Temperature Real-Time

Deer Valley Temperature Statistics

January Temperature

Olathe, Johnson County Executive Airport (1.2 miles)

  • Lowest 15 January, 2026

    17.1 °F

  • Average January

    39.7 °F

  • Highest 7 January, 2026

    66 °F

Climate (2021–Present)

Olathe, Johnson County Executive Airport (1.2 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    67.4 °F
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