Routzhan Park Weather Forecast

    • 67
    • 91

    Slight Chance Thunderstorms

    • 59
    • 95

    Slight Chance Rain Showers

    • 53
    • 86

    Mostly Sunny

    • 52
    • 74

    Mostly Sunny

    • 52
    • 72

    Mostly Sunny

    • 55
    • 73

    Partly Sunny

    • 58
    • 76

    Partly Sunny

Today 27 Aug Santa Lucia Mountains

Mostly cloudy with a 20 percent chance of Showers and Thunderstorms. Highs in the mid 80s to mid 90s except the upper 70s to mid 80s closer to the coast. North Winds around 15 Mph in the morning.

Tonight 27 Aug Santa Lucia Mountains

Mostly cloudy with a 20 percent chance of Showers and Thunderstorms. Lows in the 60s to lower 70s.

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Routzhan Park Temperature Statistics

August Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (9.3 miles)

  • Lowest 1 August, 2026

    52.6 °F

  • Average August

    69.2 °F

  • Highest 25 August, 2026

    88 °F

Climate (2021–2026)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (9.3 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    61 °F

  • Average High 2021–2026

    73.3 °F
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