Big River Weather Forecast

    • 78
    • 104

    Chance Thunderstorms

    • 79
    • 102

    Slight Chance Thunderstorms

    • 77
    • 102

    Chance Thunderstorms

    • 76
    • 97

    Chance Rain Showers

    • 75
    • 97

    Hot

    • 74
    • 101

    Hot

    • 72
    • 102

    Hot

Today 2 Sep San Bernardino County-Upper Colorado River Valley

Partly sunny with a 50 percent chance of Thunderstorms. Highs 101 to 104. South Winds 5 to 10 Mph with Gusts to around 25 Mph.

Tonight 2 Sep San Bernardino County-Upper Colorado River Valley

Mostly cloudy. Chance of Thunderstorms in the Evening, then chance of Showers and slight chance of Thunderstorms after midnight. Lows 79 to 82. North Winds 5 to 10 Mph shifting to the east after midnight. Chance of precipitation 50 percent.

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Big River Temperature Statistics

September Temperature

Havasu City Airport (29.2 miles)

  • Lowest

  • Average September

  • Highest

Climate (2020–Present)

Havasu City Airport (29.2 miles)

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  • Average Low 2020–2025

    65.4 °F
  • Average 2020–2025

    76.7 °F
  • Average High 2020–2025

    87.4 °F
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