Perris Weather Forecast

    • 70
    • 102

    Hot

    • 69
    • 103

    Hot

    • 67
    • 99

    Hot

    • 66
    • 96

    Partly Sunny

    • 63
    • 94

    Mostly Sunny

    • 62
    • 91

    Mostly Sunny

Today 8 Aug San Bernardino and Riverside County Valleys-The Inland Empire

Mostly sunny. Highs 97 to 104. Light Winds becoming west 10 to 15 Mph with Gusts to 25 Mph this afternoon.

Tonight 8 Aug San Bernardino and Riverside County Valleys-The Inland Empire

Mostly clear. Lows 66 to 71. Areas of Winds west 10 to 15 Mph with Gusts to 25 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Perris Temperature Statistics

August Temperature

Riverside / March Air Force Base (8.1 miles)

  • Lowest 5 August, 2026

    65.5 °F

  • Average August

    82.7 °F

  • Highest 1 August, 2026

    102.6 °F

Climate (2021–2026)

Riverside / March Air Force Base (8.1 miles)

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  • Average Low 2021–2026

    52.7 °F

  • Average 2021–2026

    65.6 °F

  • Average High 2021–2026

    78.7 °F
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