Islander Park Weather Forecast

    • 71
    • 97

    Hot

    • 68
    • 96

    Mostly Sunny

    • 66
    • 92

    Sunny

    • 62
    • 89

    Sunny

    • 62
    • 86

    Sunny

    • 63
    • 86

    Mostly Sunny

Today 11 Sep San Bernardino and Riverside County Valleys-The Inland Empire

Sunny. Highs 94 to 100. Areas of Winds south to 10 Mph becoming southwest with Gusts to 25 Mph this afternoon.

Tonight 11 Sep San Bernardino and Riverside County Valleys-The Inland Empire

Clear. Lows 64 to 70. Areas of Winds west 10 to 15 Mph this evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Islander Park Temperature Statistics

September Temperature

Riverside / March Air Force Base (6.2 miles)

  • Lowest 5 September, 2026

    56.5 °F

  • Average September

    76.8 °F

  • Highest 9 September, 2026

    105.3 °F

Climate (2021–2026)

Riverside / March Air Force Base (6.2 miles)

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  • Average Low 2021–2026

    52.7 °F

  • Average 2021–2026

    65.7 °F

  • Average High 2021–2026

    78.8 °F
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