Rancho Santa Rosa Historic Area Weather Forecast

    • 65
    • 90

    Mostly Sunny

    • 63
    • 89

    Mostly Sunny

    • 62
    • 89

    Mostly Sunny

    • 62
    • 88

    Mostly Sunny

    • 63
    • 89

    Mostly Sunny

    • 65
    • 94

    Mostly Sunny

    • 66
    • 97

    Hot

Today 26 Jul Santa Ana Mountains and Foothills

Partly cloudy. A slight chance of Showers this morning. Highs 90 to 100. Light Winds becoming southwest 10 to 15 Mph with Gusts to 25 Mph this afternoon. Chance of measurable precipitation 20 percent.

Tonight 26 Jul Santa Ana Mountains and Foothills

Partly cloudy this evening. Becoming mostly clear. Lows 63 to 71. Areas of Winds southwest 10 to 15 Mph with Gusts to 25 Mph this evening becoming light.

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Rancho Santa Rosa Historic Area Temperature Statistics

July Temperature

Murrieta/Temecula French Valley (8.1 miles)

  • Lowest 2 July, 2026

    55.4 °F

  • Average July

    76.9 °F

  • Highest 14 July, 2026

    100.4 °F

Climate (2021–2026)

Murrieta/Temecula French Valley (8.1 miles)

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  • Average Low 2021–2026

    51 °F

  • Average 2021–2026

    63 °F

  • Average High 2021–2026

    78.1 °F
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