Copper Basin Reservoir Weather Forecast

    • 85
    • 107

    Hot

    • 85
    • 108

    Hot

    • 86
    • 110

    Hot

    • 85
    • 108

    Hot

    • 84
    • 107

    Hot

    • 86
    • 109

    Hot

Today 20 Aug San Bernardino County-Upper Colorado River Valley

Mostly sunny. Highs around 110. South Winds 5 to 10 Mph.

Tonight 20 Aug San Bernardino County-Upper Colorado River Valley

Partly cloudy. Lows 86 to 89. Southeast Winds up to 10 Mph.

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Copper Basin Reservoir Temperature Statistics

August Temperature

Havasu City Airport (20.5 miles)

  • Lowest 13 August, 2026

    77 °F

  • Average August

    100 °F

  • Highest 1 August, 2026

    118.4 °F

Climate (2021–2026)

Havasu City Airport (20.5 miles)

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  • Average Low 2021–2026

    66 °F

  • Average 2021–2026

    77.2 °F

  • Average High 2021–2026

    87.8 °F
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