Shepard Reservoir Weather Forecast

    • 45
    • 61

    Mostly Sunny

    • 45
    • 68

    Sunny

    • 47
    • 71

    Partly Sunny

    • 51
    • 69

    Rain Showers Likely

    • 54
    • 64

    Rain Showers Likely

    • 52
    • 64

    Chance Rain Showers

Today 28 Dec San Luis Obispo County Inland Central Coast

Sunny. Highs in the lower to mid 60s. Northeast Winds around 15 Mph in the morning.

Tonight 28 Dec San Luis Obispo County Inland Central Coast

Mostly clear. Lows in the upper 30s to mid 40s. Northeast Winds around 15 Mph after midnight.

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  • Temperature Forecast NOAA

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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

    57.6 °F

  • Highest 10 December, 2025

    82 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    50 °F

  • Average 2020–2025

    60.4 °F

  • Average High 2020–2025

    72.8 °F
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