Celery Lake Weather Forecast

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    • 62

    Chance Rain Showers

    • 53
    • 60

    Chance Rain Showers

    • 57
    • 63

    Rain Showers

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    • 61

    Rain Showers

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    • 61

    Rain Showers

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    Rain Showers Likely

Today 21 Dec San Luis Obispo County Beaches

Low Clouds and fog mostly clearing in the afternoon. A 50 percent chance of Showers in the afternoon. Highs in the upper 50s to mid 60s.

Tonight 21 Dec San Luis Obispo County Beaches

Low Clouds and fog. Lows in the lower to mid 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Celery Lake Temperature Statistics

December Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (11.2 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 (11.2 miles)

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  • Average Low 2020–2025

    50 °F

  • Average 2020–2025

    60.3 °F

  • Average High 2020–2025

    72.8 °F
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