Coldwater Lake Weather Forecast

    • 55
    • 79

    Sunny

    • 50
    • 75

    Mostly Sunny

    • 51
    • 72

    Partly Sunny

    • 49
    • 74

    Partly Sunny

    • 52
    • 66

    Chance Rain

    • 48
    • 63

    Chance Rain

Today 16 Sep South Washington Cascades

Sunny. Free air freezing level 16000 feet. East wind 15 to 20 Mph with Gusts up to 40 Mph.

Tonight 16 Sep South Washington Cascades

Clear. Free air freezing level 16000 Feet, decreasing to free air freezing level 15000 feet after midnight. East wind 10 to 15 Mph.

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Coldwater Lake Temperature Statistics

September Temperature

Southwest Washington Regional Airport (33.6 miles)

  • Lowest 14 September, 2025

    51.1 °F

  • Average September

    65.6 °F

  • Highest 2 September, 2025

    88 °F

Climate (2020–Present)

Southwest Washington Regional Airport (33.6 miles)

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  • Average Low 2020–2025

    45.1 °F

  • Average 2020–2025

    52.8 °F

  • Average High 2020–2025

    62.3 °F
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