Sun City Weather Forecast

    • 68
    • 100

    Hot

    • 69
    • 102

    Hot

    • 69
    • 103

    Hot

    • 67
    • 100

    Hot

    • 66
    • 98

    Hot

    • 64
    • 95

    Mostly Sunny

Today 7 Aug San Bernardino and Riverside County Valleys-The Inland Empire

Mostly sunny. Highs 93 to 100. Areas of Winds southwest to 10 Mph becoming west with Gusts to 25 Mph this afternoon.

Tonight 7 Aug San Bernardino and Riverside County Valleys-The Inland Empire

Mostly clear. Lows 65 to 70. Areas of Winds west 10 to 15 Mph with Gusts to 25 Mph in the evening becoming light.

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Sun City Temperature Statistics

August Temperature

Murrieta/Temecula French Valley (9.9 miles)

  • Lowest 5 August, 2026

    62.6 °F

  • Average August

    78.8 °F

  • Highest 2 August, 2026

    102.2 °F

Climate (2021–2026)

Murrieta/Temecula French Valley (9.9 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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