Coleman Park Weather Forecast

    • 57
    • 69

    Chance Rain Showers

    • 58
    • 65

    Chance Rain Showers

    • 58
    • 64

    Chance Rain Showers

    • 58
    • 66

    Patchy Fog

    • 60
    • 70

    Patchy Fog

    • 60
    • 70

    Slight Chance Rain Showers

Today 17 Sep San Luis Obispo County Beaches

Mostly cloudy with a 20 percent chance of Showers. Highs from around 70 at the Beaches to around 80 inland. West Winds around 15 Mph in the afternoon.

Tonight 17 Sep San Luis Obispo County Beaches

Mostly cloudy with a 20 percent chance of Showers. Lows in the 50s to around 60.

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Coleman Park Temperature Statistics

September Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (15.5 miles)

  • Lowest 7 September, 2025

    50 °F

  • Average September

    66 °F

  • Highest 1 September, 2025

    87.1 °F

Climate (2020–Present)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (15.5 miles)

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  • Average Low 2020–2025

    49.9 °F

  • Average 2020–2025

    60.4 °F

  • Average High 2020–2025

    73 °F
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