High Rock Lake Weather Forecast

    • 56
    • 91

    Mostly Sunny

    • 56
    • 93

    Mostly Sunny

    • 55
    • 91

    Sunny

    • 53
    • 89

    Partly Sunny

    • 47
    • 80

    Breezy

    • 41
    • 74

    Mostly Sunny

Today 22 Jun Humboldt County

Sunny. Highs 83 to 93. North Winds up to 10 Mph.

Tonight 22 Jun Humboldt County

Mostly clear. Lows 55 to 61. North Winds 5 to 10 Mph with Gusts to around 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

High Rock Lake Temperature Statistics

June Temperature

Alturas (67.1 miles)

  • Lowest 10 June, 2026

    33.7 °F

  • Average June

    63 °F

  • Highest 18 June, 2026

    96.7 °F

Climate (2021–2026)

Alturas (67.1 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    64.9 °F
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