Highland Springs Reservoir Weather Forecast

    • 58
    • 78

    Mostly Sunny

    • 57
    • 76

    Mostly Sunny

    • 58
    • 79

    Partly Sunny

    • 60
    • 82

    Partly Sunny

    • 59
    • 81

    Partly Sunny

    • 60
    • 82

    Partly Sunny

Today 13 Aug Southwestern Lake

Mostly cloudy early in the morning then clearing. Highs 70 to 83. South wind 5 to 15 Mph.

Tonight 13 Aug Southwestern Lake

Mostly clear. Lows 51 to 61. Southwest wind around 15 Mph decreasing to around 5 Mph overnight.

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Highland Springs Reservoir Temperature Statistics

August Temperature

Ukiah Municipal Airport (19.9 miles)

  • Lowest 6 August, 2026

    55.7 °F

  • Average August

    80.4 °F

  • Highest 8 August, 2026

    108.6 °F

Climate (2021–2026)

Ukiah Municipal Airport (19.9 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    61 °F

  • Average High 2021–2026

    76.2 °F
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