Coffeepot Lake Weather Forecast

    • 50
    • 82

    Mostly Sunny

    • 47
    • 82

    Mostly Sunny

    • 48
    • 80

    Partly Sunny

    • 42
    • 73

    Chance Rain Showers

    • 43
    • 68

    Chance Rain Showers

    • 46
    • 71

    Chance Rain Showers

Today 17 Jun Upper Columbia Basin

Sunny. Highs in the lower to mid 80s. Southwest wind 5 to 15 Mph with Gusts up to 25 Mph.

Tonight 17 Jun Upper Columbia Basin

Mostly clear. Lows in the upper 40s to mid 50s. Southwest wind 5 to 15 Mph. Gusts up to 25 Mph in the evening.

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  • Temperature Real-Time

Coffeepot Lake Temperature Statistics

June Temperature

Grant County Airport (39.8 miles)

  • Lowest 2 June, 2025

    47.6 °F

  • Average June

    71.6 °F

  • Highest 9 June, 2025

    101.6 °F

Climate (2020–Present)

Grant County Airport (39.8 miles)

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  • Average Low 2020–2025

    40.9 °F

  • Average 2020–2025

    52.8 °F

  • Average High 2020–2025

    64.2 °F
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