Pass Reservoir Weather Forecast

    • 53
    • 79

    Rain Showers

    • 56
    • 83

    Mostly Sunny

    • 60
    • 90

    Mostly Sunny

    • 62
    • 89

    Partly Sunny

    • 61
    • 90

    Slight Chance Thunderstorms

    • 59
    • 87

    Slight Chance Thunderstorms

Today 18 Aug Southeast Johnson County

Mostly cloudy with a chance of Showers and Thunderstorms. Some Thunderstorms may be severe. Breezy with Highs around 80. West Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 30 percent.

Tonight 18 Aug Southeast Johnson County

Mostly cloudy with a chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Some Thunderstorms may be severe. Breezy with Lows in the mid 50s. North Winds 15 to 20 Mph with Gusts up to 35 Mph, becoming southwest around 10 Mph after midnight. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pass Reservoir Temperature Statistics

August Temperature

Buffalo - Johnson County Airport (41.6 miles)

  • Lowest 4 August, 2026

    44.7 °F

  • Average August

    71.1 °F

  • Highest 1 August, 2026

    101.6 °F

Climate (2021–2026)

Buffalo - Johnson County Airport (41.6 miles)

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  • Average Low 2021–2026

    36.7 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    59.5 °F
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