Guadalupe Reservoir Weather Forecast

    • 65
    • 92

    Sunny

    • 65
    • 94

    Sunny

    • 64
    • 92

    Mostly Sunny

    • 64
    • 83

    Chance Rain Showers

    • 62
    • 83

    Chance Rain Showers

    • 61
    • 82

    Slight Chance Rain Showers

Today 15 Sep Santa Cruz Mountains

Sunny. Patchy drizzle in the morning. Highs in the upper 80s. Light Winds.

Tonight 15 Sep Santa Cruz Mountains

Clear. Lows in the 60s to lower 70s. Light Winds. Becoming east up to 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Guadalupe Reservoir Temperature Statistics

September Temperature

San Jose / Reid / Hillv (9.9 miles)

  • Lowest 7 September, 2025

    59 °F

  • Average September

    71.8 °F

  • Highest 1 September, 2025

    93.2 °F

Climate (2020–Present)

San Jose / Reid / Hillv (9.9 miles)

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  • Average Low 2020–2025

    51.5 °F

  • Average 2020–2025

    63.5 °F

  • Average High 2020–2025

    72.3 °F
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