Lake Riverside Weather Forecast

    • 56
    • 87

    Becoming Sunny

    • 55
    • 88

    Sunny

    • 52
    • 87

    Mostly Sunny

    • 50
    • 80

    Partly Sunny

    • 47
    • 77

    Mostly Sunny

    • 48
    • 79

    Mostly Sunny

Today 3 Jun Riverside County Mountains

Mostly sunny. Highs 80 to 90. Areas of Winds east to 10 Mph becoming west with Gusts to 25 Mph this afternoon.

Tonight 3 Jun Riverside County Mountains

Mostly clear. Lows 53 to 63. Areas of Winds north 10 to 15 Mph with Gusts to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Riverside Temperature Statistics

June Temperature

Big Bear City Airport (51.6 miles)

  • Lowest 1 June, 2026

    36.1 °F

  • Average June

    57.3 °F

  • Highest 1 June, 2026

    74.1 °F

Climate (2021–Present)

Big Bear City Airport (51.6 miles)

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  • Average Low 2021–2026

    33.9 °F

  • Average 2021–2026

    49 °F

  • Average High 2021–2026

    60.3 °F
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