Lopez Reservoir Weather Forecast

    • 56
    • 78

    Sunny

    • 58
    • 85

    Sunny

    • 59
    • 82

    Sunny

    • 59
    • 87

    Sunny

    • 60
    • 88

    Mostly Sunny

    • 59
    • 87

    Partly Sunny

Today 13 Sep San Luis Obispo County Inland Central Coast

Low Clouds and fog in the morning then sunny. Highs in the upper 60s and 70s. West Winds around 15 Mph in the afternoon.

Tonight 13 Sep San Luis Obispo County Inland Central Coast

Low Clouds and fog developing. Lows in the lower to mid 50s. Northwest Winds around 15 Mph in the evening.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Lopez Reservoir Temperature Statistics

September Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (6.8 miles)

  • Lowest 7 September, 2025

    50 °F

  • Average September

    66.6 °F

  • Highest 1 September, 2025

    87.1 °F

Climate (2020–Present)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (6.8 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    49.9 °F

  • Average 2020–2025

    60.4 °F

  • Average High 2020–2025

    72.9 °F
Get WillyWeather+ to remove ads