Grassy Lake Weather Forecast

    • 46
    • 74

    Partly Sunny

    • 45
    • 69

    Mostly Sunny

    • 51
    • 73

    Sunny

    • 47
    • 78

    Mostly Sunny

    • 41
    • 71

    Sunny

    • 39
    • 63

    Sunny

Today 15 Jun Northeastern Mendocino Interior

Mostly cloudy in the morning then clearing. Highs 78 to 93.

Tonight 15 Jun Northeastern Mendocino Interior

Clear. Lows 45 to 55.

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Grassy Lake Temperature Statistics

June Temperature

Ukiah Municipal Airport (37.9 miles)

  • Lowest 13 June, 2025

    48 °F

  • Average June

    72.3 °F

  • Highest 9 June, 2025

    98.7 °F

Climate (2020–Present)

Ukiah Municipal Airport (37.9 miles)

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  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    60.8 °F

  • Average High 2020–2025

    76.4 °F
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