Pacific Weather Forecast

    • 72
    • 100

    Hot

    • 70
    • 96

    Partly Sunny

    • 67
    • 88

    Chance Rain Showers

    • 67
    • 90

    Slight Chance Thunderstorms

    • 67
    • 92

    Slight Chance Thunderstorms

    • 68
    • 93

    Mostly Sunny

Today 16 Sep San Bernardino and Riverside County Valleys-The Inland Empire

Mostly sunny. Highs 94 to 100. Light Winds becoming west 10 to 15 Mph with Gusts to 25 Mph in the afternoon.

Tonight 16 Sep San Bernardino and Riverside County Valleys-The Inland Empire

Mostly clear in the evening. Becoming partly cloudy. Lows 64 to 69. Areas of Winds west 10 to 15 Mph with Gusts to 25 Mph in the evening becoming light.

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Pacific Temperature Statistics

September Temperature

San Bernardino Intl. Airport (2.5 miles)

  • Lowest 9 September, 2025

    60.8 °F

  • Average September

    75.6 °F

  • Highest 1 September, 2025

    100.4 °F

Climate (2020–Present)

San Bernardino Intl. Airport (2.5 miles)

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  • Average Low 2020–2025

    54.1 °F

  • Average 2020–2025

    63.2 °F

  • Average High 2020–2025

    80.5 °F
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