Lake Merwin Campers Hideaway Weather Forecast

    • 48
    • 72

    Mostly Sunny

    • 56
    • 84

    Sunny

    • 59
    • 89

    Mostly Sunny

    • 57
    • 88

    Partly Sunny

    • 49
    • 76

    Mostly Sunny

    • 48
    • 71

    Mostly Sunny

Today 12 Jun South Washington Cascade Foothills

Sunny. Highs in the mid 70s. Northwest wind 5 to 10 Mph.

Tonight 12 Jun South Washington Cascade Foothills

Clear. Lows around 50. North wind 5 to 10 Mph.

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Lake Merwin Campers Hideaway Temperature Statistics

June Temperature

Southwest Washington Regional Airport (24.9 miles)

  • Lowest 1 June, 2026

    44.1 °F

  • Average June

    59.4 °F

  • Highest 2 June, 2026

    89.1 °F

Climate (2021–Present)

Southwest Washington Regional Airport (24.9 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    62.5 °F
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