Riverside Weather Forecast

    • 71
    • 102

    Hot

    • 70
    • 101

    Hot

    • 71
    • 100

    Hot

    • 71
    • 99

    Hot

    • 72
    • 99

    Hot

    • 72
    • 100

    Hot

Today 20 Aug San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy. Highs 98 to 105. Areas of Winds west to 10 Mph. Becoming 10 to 15 Mph with Gusts to 25 Mph this afternoon.

Tonight 20 Aug San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy in the evening. Becoming mostly clear. Lows 66 to 71. Areas of Winds southwest 10 to 15 Mph with Gusts to 25 Mph in the evening becoming light.

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Riverside Temperature Statistics

August Temperature

Riverside Municipal Airport (1.9 miles)

  • Lowest 15 August, 2026

    64.7 °F

  • Average August

    82.7 °F

  • Highest 2 August, 2026

    103.6 °F

Climate (2021–2026)

Riverside Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    54.9 °F

  • Average 2021–2026

    67.2 °F

  • Average High 2021–2026

    80.3 °F
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