Santa Rosa Lake Weather Forecast

    • 61
    • 81

    Thunderstorms

    • 61
    • 79

    Rain Showers

    • 60
    • 70

    Rain Showers

    • 60
    • 71

    Rain Showers

    • 59
    • 73

    Chance Rain Showers

    • 60
    • 83

    Partly Sunny

    • 61
    • 83

    Partly Sunny

Today 21 Sep Guadalupe County

Mostly sunny. Highs around 80.

Tonight 21 Sep Guadalupe County

Partly cloudy in the Evening, then mostly cloudy with isolated Showers and Thunderstorms after midnight. Lows in the upper 50s. East Winds around 15 Mph in the evening. Chance of rain 20 percent.

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Santa Rosa Lake Temperature Statistics

September Temperature

Las Vegas Municipal Airport (49.7 miles)

  • Lowest 10 September, 2026

    50.6 °F

  • Average September

    69.9 °F

  • Highest 7 September, 2026

    88.6 °F

Climate (2021–2026)

Las Vegas Municipal Airport (49.7 miles)

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  • Average Low 2021–2026

    38.2 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    66.9 °F
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