Sun City Weather Forecast

    • 46
    • 78

    Sunny

    • 47
    • 82

    Sunny

    • 46
    • 81

    Mostly Sunny

    • 47
    • 81

    Sunny

    • 47
    • 82

    Mostly Sunny

    • 47
    • 80

    Mostly Sunny

    • 47
    • 79

    Partly Sunny

Today 13 Jan San Bernardino and Riverside County Valleys-The Inland Empire

Sunny. Highs 75 to 80. Areas of Winds north 10 to 15 Mph with Gusts to 30 Mph.

Tonight 13 Jan San Bernardino and Riverside County Valleys-The Inland Empire

Clear. Lows 45 to 49 in wind Sheltered Areas to 49 to 57 in warmer Locations. Areas of Winds north 10 Mph. Gusts to 25 Mph. Becoming 30 Mph overnight.

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Sun City Temperature Statistics

January Temperature

Murrieta/Temecula French Valley (9.9 miles)

  • Lowest 9 January, 2026

    33.8 °F

  • Average January

    52.7 °F

  • Highest 11 January, 2026

    75.2 °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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