Lake Riverside Weather Forecast

    • 42
    • 67

    Breezy

    • 41
    • 64

    Partly Sunny

    • 45
    • 67

    Mostly Sunny

    • 45
    • 71

    Mostly Sunny

    • 43
    • 69

    Mostly Cloudy

    • 38
    • 57

    Chance Rain Showers

Today 5 Feb Riverside County Mountains

Partly cloudy this morning. Becoming mostly cloudy. Highs 61 to 71. Areas of Winds east 15 to 25 Mph. Gusts to 40 Mph. Becoming 35 Mph this afternoon.

Tonight 5 Feb Riverside County Mountains

Mostly cloudy in the evening. Becoming partly cloudy. A slight chance of Showers. Colder. Lows 36 to 46. Snow level above 8000 feet. Areas of Winds east 10 Mph. Chance of measurable precipitation 20 percent.

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Lake Riverside Temperature Statistics

February Temperature

Big Bear City Airport (51.6 miles)

  • Lowest 2 February, 2026

    23 °F

  • Average February

    42.7 °F

  • Highest 1 February, 2026

    59 °F

Climate (2021–Present)

Big Bear City Airport (51.6 miles)

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  • Average Low 2021–2026

    34 °F

  • Average 2021–2026

    49 °F

  • Average High 2021–2026

    60.1 °F
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