Copper Basin Reservoir Weather Forecast

    • 66
    • 91

    Sunny

    • 69
    • 98

    Hot

    • 71
    • 101

    Hot

    • 72
    • 104

    Hot

    • 72
    • 104

    Hot

    • 71
    • 103

    Hot

Today 30 May San Bernardino County-Upper Colorado River Valley

Sunny. Highs 91 to 94. South Winds up to 10 Mph.

Tonight 30 May San Bernardino County-Upper Colorado River Valley

Clear. Lows 66 to 69. Southwest Winds up to 10 Mph shifting to the northwest after midnight.

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Copper Basin Reservoir Temperature Statistics

May Temperature

Havasu City Airport (20.5 miles)

  • Lowest 6 May, 2026

    60.8 °F

  • Average May

    85 °F

  • Highest 11 May, 2026

    109.4 °F

Climate (2021–Present)

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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