Lake Riverside Weather Forecast

    • 45
    • 73

    Increasing Clouds

    • 43
    • 63

    Mostly Cloudy

    • 37
    • 54

    Chance Rain Showers

    • 38
    • 57

    Slight Chance Rain Showers

    • 37
    • 59

    Mostly Sunny

    • 39
    • 62

    Partly Sunny

    • 36
    • 56

    Rain Showers Likely

Today 9 Feb Riverside County Mountains

Mostly sunny. Highs 65 to 75. Light Winds becoming west 10 Mph this afternoon.

Tonight 9 Feb Riverside County Mountains

Partly cloudy this evening. Becoming mostly cloudy. Lows 40 to 50. Areas of Winds west 10 to 15 Mph. Gusts to 25 Mph overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Riverside Temperature Statistics

February Temperature

Big Bear City Airport (51.6 miles)

  • Lowest 2 February, 2026

    23 °F

  • Average February

    41.4 °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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