New Melones Lake Weather Forecast

    • 58
    • 81

    Mostly Sunny

    • 60
    • 83

    Mostly Sunny

    • 59
    • 84

    Sunny

    • 58
    • 83

    Sunny

    • 59
    • 82

    Sunny

    • 62
    • 85

    Sunny

Today 22 Jul Motherlode

Mostly sunny in the morning then becoming partly cloudy. Highs 72 to 82. Prevailing southwest Winds up to 10 Mph.

Tonight 22 Jul Motherlode

Mostly clear. Lows 50 to 60. Prevailing west Winds up to 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

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New Melones Lake Temperature Statistics

July Temperature

COLUMBIA (5 miles)

  • Lowest 4 July, 2025

    51.8 °F

  • Average July

    77.3 °F

  • Highest 14 July, 2025

    100.4 °F

Climate (2020–Present)

COLUMBIA (5 miles)

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  • Average Low 2020–2025

    46.7 °F

  • Average 2020–2025

    59.9 °F

  • Average High 2020–2025

    73.8 °F
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