Diamond Valley Lake Weather Forecast

    • 39
    • 48

    Rain Showers

    • 41
    • 60

    Mostly Sunny

    • 46
    • 71

    Mostly Cloudy

    • 41
    • 67

    Chance Rain Showers

    • 41
    • 63

    Mostly Sunny

    • 43
    • 70

    Mostly Sunny

Today 14 Mar San Bernardino and Riverside County Valleys-The Inland Empire

Showers. Highs 48 to 52. Areas of Winds west to 10 Mph becoming east with Gusts to 30 Mph this afternoon.

Tonight 14 Mar San Bernardino and Riverside County Valleys-The Inland Empire

Mostly cloudy with a chance of Showers in the Evening, then partly cloudy overnight. Lows 32 to 41. Areas of Winds west 10 to 15 Mph with Gusts to 25 Mph. Chance of measurable precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Diamond Valley Lake Temperature Statistics

March Temperature

Murrieta/Temecula French Valley (9.3 miles)

  • Lowest 8 March, 2025

    33.8 °F

  • Average March

    51.2 °F

  • Highest 9 March, 2025

    77 °F

Climate (2020–Present)

Murrieta/Temecula French Valley (9.3 miles)

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  • Average Low 2020–2025

    50.7 °F

  • Average 2020–2025

    62.8 °F

  • Average High 2020–2025

    77.6 °F
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