Round Lake Weather Forecast

    • 37
    • 53

    Increasing Clouds

    • 38
    • 50

    Chance Rain Showers

    • 40
    • 57

    Slight Chance Thunderstorms

    • 43
    • 60

    Partly Sunny

    • 46
    • 63

    Mostly Cloudy

    • 48
    • 66

    Partly Sunny

Today 15 May Okanogan Highlands

Partly cloudy in the Morning, then mostly cloudy with a chance of rain Showers, mountain snow Showers and Thunderstorms in the afternoon. Snow level 4500 feet. Highs in the mid 50s to lower 60s. Southwest wind 5 to 15 Mph with Gusts up to 30 Mph in the afternoon. Chance of precipitation 50 percent.

Tonight 15 May Okanogan Highlands

Mostly cloudy. A chance of rain Showers, Thunderstorms and mountain snow Showers in the Evening, then a chance of rain and mountain snow Showers overnight. Snow level 4500 feet. Lows in the lower 30s to lower 40s. Southwest wind 5 to 15 Mph in the Evening, becoming light and Variable, Gusts up to 30 Mph in the evening. Chance of precipitation 50 percent.

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Round Lake Temperature Statistics

May Temperature

Deer Park, Deer Park Airport (46.6 miles)

  • Lowest 1 May, 2026

    33.7 °F

  • Average May

    56.7 °F

  • Highest 12 May, 2026

    81.6 °F

Climate (2021–Present)

Deer Park, Deer Park Airport (46.6 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    60.3 °F
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