Sun City Weather Forecast

    • 44
    • 64

    Mostly Cloudy

    • 42
    • 63

    Decreasing Clouds

    • 34
    • 61

    Mostly Sunny

    • 37
    • 63

    Sunny

    • 41
    • 67

    Sunny

    • 42
    • 71

    Mostly Sunny

    • 44
    • 72

    Mostly Sunny

Today 6 Jan San Bernardino and Riverside County Valleys-The Inland Empire

Mostly cloudy this morning. Becoming partly cloudy. Highs 59 to 64. Light Winds.

Tonight 6 Jan San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy. A slight chance of Showers overnight. Patchy fog overnight. Lows 43 to 47. Light Winds. Chance of measurable precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sun City Temperature Statistics

January Temperature

Murrieta/Temecula French Valley (9.9 miles)

  • Lowest 1 January, 2026

    51.8 °F

  • Average January

    56.6 °F

  • Highest 2 January, 2026

    64.4 °F

Climate (2021–Present)

Murrieta/Temecula French Valley (9.9 miles)

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  • Average Low 2021–2026

    50.8 °F

  • Average 2021–2026

    62.8 °F

  • Average High 2021–2026

    77.8 °F
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