Edgemont Weather Forecast

    • 67
    • 85

    Rain Showers Likely

    • 65
    • 85

    Slight Chance Thunderstorms

    • 66
    • 87

    Mostly Sunny

    • 69
    • 90

    Mostly Sunny

    • 70
    • 93

    Mostly Sunny

    • 69
    • 92

    Mostly Sunny

Today 18 Sep San Bernardino and Riverside County Valleys-The Inland Empire

Showers likely and a slight chance of Thunderstorms. Highs 84 to 90. Areas of Winds east to 10 Mph becoming southwest in the afternoon. Chance of measurable precipitation 70 percent.

Tonight 18 Sep San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy with a slight chance of Thunderstorms. A chance of Showers. Lows 61 to 67. Areas of Winds southwest to 10 Mph in the evening becoming light. Chance of measurable precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Edgemont Temperature Statistics

September Temperature

Riverside / March Air Force Base (1.9 miles)

  • Lowest 9 September, 2025

    57 °F

  • Average September

    75.9 °F

  • Highest 3 September, 2025

    98.2 °F

Climate (2020–Present)

Riverside / March Air Force Base (1.9 miles)

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  • Average Low 2020–2025

    52.3 °F

  • Average 2020–2025

    65.4 °F

  • Average High 2020–2025

    78.5 °F
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