Sun City Weather Forecast

    • 47
    • 64

    Rain Showers Likely

    • 43
    • 59

    Rain Showers

    • 37
    • 59

    Mostly Sunny

    • 38
    • 65

    Mostly Sunny

    • 41
    • 68

    Mostly Sunny

    • 43
    • 73

    Partly Sunny

Today 25 Dec San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy with a chance of Showers. Highs 60 to 66. Areas of Winds south 10 to 15 Mph. Gusts to 25 Mph. Becoming 30 Mph this afternoon. Chance of measurable precipitation 50 percent.

Tonight 25 Dec San Bernardino and Riverside County Valleys-The Inland Empire

Mostly cloudy. A chance of Showers in the Evening, then Showers likely overnight. Lows 43 to 48 in wind Sheltered Areas to 45 to 52 in warmer Locations. Areas of Winds southeast 10 to 15 Mph. Gusts to 25 Mph overnight. Chance of measurable precipitation 70 percent.

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Sun City Temperature Statistics

December Temperature

Murrieta/Temecula French Valley (9.9 miles)

  • Lowest 2 December, 2025

    35.6 °F

  • Average December

    56.9 °F

  • Highest 10 December, 2025

    87.8 °F

Climate (2020–Present)

Murrieta/Temecula French Valley (9.9 miles)

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  • Average Low 2020–2025

    50.7 °F

  • Average 2020–2025

    62.8 °F

  • Average High 2020–2025

    77.8 °F
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