San Isidro Lake Weather Forecast

    • 46
    • 69

    Isolated Thunderstorms

    • 46
    • 72

    Thunderstorms

    • 47
    • 74

    Mostly Sunny

    • 48
    • 75

    Mostly Sunny

    • 46
    • 75

    Slight Chance Thunderstorms

    • 47
    • 75

    Mostly Sunny

Today 18 Sep East Slopes Sangre de Cristo Mountains

Partly cloudy this Morning, then mostly sunny with isolated rain Showers and Thunderstorms this afternoon. Highs in the upper 60s. Northeast Winds around 15 Mph, becoming south this afternoon. Chance of rain 20 percent.

Tonight 18 Sep East Slopes Sangre de Cristo Mountains

Partly cloudy. Isolated Showers and Thunderstorms in the evening. Lows in the mid 40s. South Winds around 15 Mph in the evening. Chance of rain 20 percent.

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San Isidro Lake Temperature Statistics

September Temperature

Las Vegas Municipal Airport (16.2 miles)

  • Lowest 15 September, 2025

    42.1 °F

  • Average September

    61.9 °F

  • Highest 3 September, 2025

    81 °F

Climate (2020–Present)

Las Vegas Municipal Airport (16.2 miles)

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  • Average Low 2020–2025

    37.5 °F

  • Average 2020–2025

    51.4 °F

  • Average High 2020–2025

    65.7 °F
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