San Luis County Regional Airport Weather Forecast

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    • 67

    Rain

    • 53
    • 64

    Rain

    • 55
    • 64

    Rain

    • 51
    • 63

    Rain

    • 49
    • 61

    Rain Likely

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    • 61

    Rain Likely

Today 31 Dec San Luis Obispo County Inland Central Coast

Rain likely in the Morning, then rain in the afternoon. Highs in the mid to upper 60s.

Tonight 31 Dec San Luis Obispo County Inland Central Coast

Rain. Lows in the mid 50s. Southeast Winds 15 to 25 Mph.

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San Luis County Regional Airport Temperature Statistics

December Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (0 miles)

  • Lowest 4 December, 2025

    37 °F

  • Average December

    57 °F

  • Highest 10 December, 2025

    82 °F

Climate (2020–Present)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (0 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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