Laguna Lake Weather Forecast

    • 62
    • 95

    Mostly Sunny

    • 58
    • 84

    Mostly Sunny

    • 55
    • 78

    Mostly Sunny

    • 55
    • 80

    Mostly Sunny

    • 55
    • 79

    Mostly Sunny

    • 54
    • 74

    Mostly Sunny

Today 10 Sep San Luis Obispo County Inland Central Coast

Sunny. Highs in the 80s to around 90 except 96 to 101 farthest inland. Northwest Winds around 15 Mph in the afternoon.

Tonight 10 Sep San Luis Obispo County Inland Central Coast

Mostly clear early then low Clouds and fog. Lows in the upper 50s to mid 60s. Northwest Winds around 15 Mph in the evening.

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Laguna Lake Temperature Statistics

September Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (3.7 miles)

  • Lowest 7 September, 2026

    49.6 °F

  • Average September

    67.6 °F

  • Highest 8 September, 2026

    91.9 °F

Climate (2021–2026)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (3.7 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    61.1 °F

  • Average High 2021–2026

    73.3 °F
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