Callender Weather Forecast

    • 57
    • 78

    Increasing Clouds

    • 57
    • 70

    Patchy Fog

    • 57
    • 66

    Patchy Fog

    • 57
    • 68

    Breezy

    • 56
    • 66

    Partly Sunny

    • 55
    • 63

    Partly Sunny

Today 10 Sep San Luis Obispo County Beaches

Sunny. Highs from the mid 70s to lower 80s at the Beaches to 90 to 100 inland. Northwest Winds 15 to 25 Mph in the afternoon.

Tonight 10 Sep San Luis Obispo County Beaches

Partly cloudy in the evening then Areas of low Clouds and fog. Lows in the mid 50s to lower 60s. Northwest Winds around 15 Mph in the evening.

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Callender Temperature Statistics

September Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (12.4 miles)

  • Lowest 7 September, 2026

    49.6 °F

  • Average September

    67.6 °F

  • Highest 8 September, 2026

    91.9 °F

Climate (2021–2026)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (12.4 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    61.1 °F

  • Average High 2021–2026

    73.3 °F
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