South San Ysidro Weather Forecast

    • 61
    • 90

    Isolated Thunderstorms

    • 60
    • 93

    Isolated Thunderstorms

    • 58
    • 91

    Thunderstorms

    • 58
    • 90

    Thunderstorms

    • 58
    • 91

    Chance Thunderstorms

    • 57
    • 89

    Thunderstorms Likely

Today 26 Jul Glorieta Mesa Including Glorieta Pass

Mostly sunny. Isolated Showers and Thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.

Tonight 26 Jul Glorieta Mesa Including Glorieta Pass

Mostly clear. Lows around 60.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South San Ysidro Temperature Statistics

July Temperature

Las Vegas Municipal Airport (28.6 miles)

  • Lowest 4 July, 2026

    49.6 °F

  • Average July

    70.8 °F

  • Highest 10 July, 2026

    91.7 °F

Climate (2021–2026)

Las Vegas Municipal Airport (28.6 miles)

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  • Average Low 2021–2026

    38.1 °F

  • Average 2021–2026

    52.2 °F

  • Average High 2021–2026

    66.7 °F
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