Richardson Reservoir Weather Forecast

    • 60
    • 76

    Partly Sunny

    • 58
    • 83

    Partly Sunny

    • 60
    • 86

    Mostly Sunny

    • 63
    • 84

    Chance Thunderstorms

    • 64
    • 84

    Slight Chance Thunderstorms

    • 63
    • 86

    Chance Thunderstorms

Today 7 Sep Keya Paha

Sunny. Highs in the upper 70s. Southeast Winds 10 to 15 Mph.

Tonight 7 Sep Keya Paha

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 50s. South Winds 10 to 15 Mph.

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Richardson Reservoir Temperature Statistics

September Temperature

Winner, Bob Wiley Field Airport (39.8 miles)

  • Lowest 5 September, 2025

    43 °F

  • Average September

    62.2 °F

  • Highest 2 September, 2025

    88 °F

Climate (2020–Present)

Winner, Bob Wiley Field Airport (39.8 miles)

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  • Average Low 2020–2025

    39.4 °F

  • Average 2020–2025

    51.1 °F

  • Average High 2020–2025

    63.2 °F
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