Whale Rock Reservoir Weather Forecast

    • 45
    • 54

    Rain

    • 46
    • 51

    Becoming Sunny

    • 50
    • 54

    Partly Sunny

    • 54
    • 61

    Partly Sunny

    • 59
    • 63

    Chance Rain

    • 59
    • 62

    Chance Rain

    • 58
    • 63

    Chance Rain

Today 19 Feb San Luis Obispo County Beaches

Rain. Highs in the lower to mid 50s. Southwest Winds 20 to 30 Mph with Gusts to 40 Mph shifting to the northwest 20 to 35 Mph with Gusts to 40 Mph in the afternoon.

Tonight 19 Feb San Luis Obispo County Beaches

Mostly cloudy with a 30 percent chance of rain. Lows in the upper 30s to mid 40s. Northwest Winds 15 to 25 Mph.

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Whale Rock Reservoir Temperature Statistics

February Temperature

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

  • Lowest 12 February, 2026

    42.1 °F

  • Average February

    58.1 °F

  • Highest 4 February, 2026

    84.7 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    50 °F

  • Average 2021–2026

    60.4 °F

  • Average High 2021–2026

    72.9 °F
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