Arroyo Grande Weather Forecast

    • 53
    • 80

    Partly Sunny

    • 53
    • 80

    Mostly Cloudy

    • 54
    • 70

    Mostly Cloudy

    • 55
    • 64

    Rain

    • 51
    • 59

    Rain

    • 45
    • 55

    Chance Rain Showers

    • 46
    • 60

    Chance Rain Showers

Today 9 Nov San Luis Obispo County Beaches

Low Clouds and dense fog mostly clearing in the afternoon. Visibility one quarter mile or less. Highs from the lower to mid 70s at the Beaches to the lower to mid 80s inland.

Tonight 9 Nov San Luis Obispo County Beaches

Partly cloudy early then low Clouds and fog. Fog locally dense with visibility one quarter mile or less. Lows in the upper 40s to mid 50s. North Winds around 15 Mph in the evening.

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Arroyo Grande Temperature Statistics

November Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (8.1 miles)

  • Lowest 1 November, 2025

    45 °F

  • Average November

    59.5 °F

  • Highest 7 November, 2025

    79 °F

Climate (2020–Present)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (8.1 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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