Harmony Weather Forecast

    • 67
    • 87

    Mostly Sunny

    • 67
    • 84

    Mostly Sunny

    • 64
    • 83

    Partly Sunny

    • 55
    • 75

    Patchy Fog

    • 53
    • 75

    Mostly Sunny

    • 56
    • 72

    Mostly Sunny

Today 18 Mar San Luis Obispo County Beaches

Sunny. Highs in the 80s to around 90. Northeast Winds around 15 Mph in the morning.

Tonight 18 Mar San Luis Obispo County Beaches

Mostly clear. Lows in the upper 40s and 50s except the mid 60s to around 70 in the Hills.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Harmony Temperature Statistics

March Temperature

Paso Robles Municipal Airport (24.2 miles)

  • Lowest 6 March, 2026

    35.1 °F

  • Average March

    56.6 °F

  • Highest 15 March, 2026

    82 °F

Climate (2021–Present)

Paso Robles Municipal Airport (24.2 miles)

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

  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    77.8 °F
Get WillyWeather+ to remove ads