Diamond Valley Lake Weather Forecast

    • 52
    • 80

    Decreasing Clouds

    • 50
    • 80

    Mostly Sunny

    • 50
    • 75

    Mostly Sunny

    • 53
    • 76

    Mostly Sunny

    • 56
    • 83

    Mostly Sunny

    • 56
    • 84

    Mostly Sunny

Today 3 Nov San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy. Highs 78 to 83. Light Winds becoming west to 10 Mph in the afternoon.

Tonight 3 Nov San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy in the evening. Becoming mostly clear. Lows 48 to 52 in wind Sheltered Areas to 50 to 56 in warmer Locations. Light Winds.

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Diamond Valley Lake Temperature Statistics

November Temperature

Murrieta/Temecula French Valley (9.3 miles)

  • Lowest 1 November, 2025

    48.2 °F

  • Average November

    65.6 °F

  • Highest 1 November, 2025

    91.4 °F

Climate (2020–Present)

Murrieta/Temecula French Valley (9.3 miles)

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  • Average Low 2020–2025

    50.6 °F

  • Average 2020–2025

    62.7 °F

  • Average High 2020–2025

    77.7 °F
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