Imperial Weather Forecast

    • 65
    • 91

    Chance Rain Showers

    • 67
    • 93

    Sunny

    • 68
    • 98

    Hot

    • 72
    • 99

    Hot

    • 73
    • 101

    Hot

    • 73
    • 101

    Hot

Today 28 Sep Imperial Valley

Mostly cloudy with a chance of Showers in the Morning, then partly sunny in the afternoon. Not as warm. Highs 88 to 93. Southeast wind 5 to 15 Mph. Chance of rain 30 percent.

Tonight 28 Sep Imperial Valley

Clear. A slight chance of Showers in the evening. Cooler. Lows 63 to 73. West wind 5 to 15 Mph. Chance of rain 10 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Imperial Temperature Statistics

September Temperature

Imperial, Imperial County Airport (0.6 miles)

  • Lowest 19 September, 2026

    65.6 °F

  • Average September

    91.3 °F

  • Highest 10 September, 2026

    113.6 °F

Climate (2021–2026)

Imperial, Imperial County Airport (0.6 miles)

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  • Average Low 2021–2026

    60.8 °F

  • Average 2021–2026

    74.6 °F

  • Average High 2021–2026

    88.7 °F
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