Lonesome Lake Weather Forecast

    • 57
    • 68

    Increasing Clouds

    • 53
    • 68

    Rain Showers Likely

    • 50
    • 57

    Rain Showers Likely

    • 50
    • 61

    Mostly Sunny

    • 53
    • 64

    Mostly Sunny

    • 58
    • 69

    Mostly Sunny

    • 63
    • 72

    Partly Sunny

Today 14 Jul South Washington Cascades

Sunny. Free air freezing level 14000 feet. West wind 5 to 10 Mph.

Tonight 14 Jul South Washington Cascades

Mostly clear this Evening, then becoming partly cloudy. Free air freezing level 14000 feet. Northwest wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lonesome Lake Temperature Statistics

July Temperature

Southwest Washington Regional Airport (35.4 miles)

  • Lowest 9 July, 2026

    48.9 °F

  • Average July

    63.8 °F

  • Highest 6 July, 2026

    84.9 °F

Climate (2021–2026)

Southwest Washington Regional Airport (35.4 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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