Crystal Lake Weather Forecast

    • 67
    • 89

    Increasing Clouds

    • 70
    • 92

    Partly Sunny

    • 68
    • 92

    Slight Chance Thunderstorms

    • 70
    • 91

    Slight Chance Thunderstorms

    • 70
    • 92

    Mostly Sunny

    • 71
    • 93

    Partly Sunny

Today 20 Aug Anderson

Sunny with Highs in the upper 80s. North Winds around 5 Mph.

Tonight 20 Aug Anderson

Mostly clear in the Evening, then becoming partly cloudy. Humid with Lows in the upper 60s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crystal Lake Temperature Statistics

August Temperature

Olathe, New Century Aircenter (42.9 miles)

  • Lowest 17 August, 2026

    64.9 °F

  • Average August

    80.6 °F

  • Highest 13 August, 2026

    97.6 °F

Climate (2021–2026)

Olathe, New Century Aircenter (42.9 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    68.7 °F
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