Lake Riverside Weather Forecast

    • 40
    • 67

    Becoming Sunny

    • 38
    • 62

    Mostly Sunny

    • 38
    • 60

    Mostly Sunny

    • 38
    • 61

    Partly Sunny

    • 37
    • 53

    Chance Rain Showers

    • 38
    • 54

    Mostly Sunny

Today 29 Nov Riverside County Mountains

Partly cloudy this morning. Becoming mostly sunny. Highs 56 to 66. Areas of Winds east to 10 Mph becoming west this afternoon.

Tonight 29 Nov Riverside County Mountains

Clear. Lows 33 to 43. Light Winds becoming west 10 to 15 Mph with Gusts to 25 Mph overnight.

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Lake Riverside Temperature Statistics

November Temperature

Big Bear City Airport (51.6 miles)

  • Lowest 25 November, 2025

    21.2 °F

  • Average November

    42.8 °F

  • Highest 10 November, 2025

    68 °F

Climate (2020–Present)

Big Bear City Airport (51.6 miles)

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  • Average Low 2020–2025

    34 °F

  • Average 2020–2025

    49 °F

  • Average High 2020–2025

    59.9 °F
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