Shepard Reservoir Weather Forecast

    • 56
    • 68

    Sunny

    • 54
    • 72

    Sunny

    • 50
    • 72

    Sunny

    • 51
    • 73

    Sunny

    • 51
    • 74

    Sunny

    • 50
    • 75

    Sunny

    • 51
    • 76

    Sunny

Today 6 Dec San Luis Obispo County Inland Central Coast

Sunny. Highs around 70. North Winds around 15 Mph in the afternoon.

Tonight 6 Dec San Luis Obispo County Inland Central Coast

Clear. Lows in the mid 40s to mid 50s. Northeast Winds around 15 Mph.

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Shepard Reservoir Temperature Statistics

December Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (5 miles)

  • Lowest 4 December, 2025

    37 °F

  • Average December

    50.9 °F

  • Highest 2 December, 2025

    69.1 °F

Climate (2020–Present)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (5 miles)

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  • Average Low 2020–2025

    49.9 °F

  • Average 2020–2025

    60.3 °F

  • Average High 2020–2025

    72.8 °F
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