Whale Rock Reservoir Weather Forecast

    • 53
    • 68

    Gradual Clearing

    • 52
    • 68

    Mostly Cloudy

    • 51
    • 63

    Mostly Cloudy

    • 50
    • 62

    Mostly Cloudy

    • 51
    • 64

    Partly Sunny

    • 53
    • 69

    Partly Sunny

Today 28 Jun San Luis Obispo County Beaches

Low Clouds and fog in the morning then sunny. Highs in the mid 60s to lower 70s. West Winds around 15 Mph in the afternoon.

Tonight 28 Jun San Luis Obispo County Beaches

Partly cloudy in the evening then cloudy. Lows in the mid 50s. Northwest Winds 15 to 25 Mph.

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Whale Rock Reservoir Temperature Statistics

June Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (19.9 miles)

  • Lowest 7 June, 2026

    45.6 °F

  • Average June

    64.4 °F

  • Highest 10 June, 2026

    85.6 °F

Climate (2021–2026)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (19.9 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    60.9 °F

  • Average High 2021–2026

    73.2 °F
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