San Jacinto Weather Forecast

    • 52
    • 83

    Mostly Sunny

    • 47
    • 83

    Partly Sunny

    • 47
    • 81

    Mostly Sunny

    • 47
    • 77

    Partly Sunny

    • 45
    • 71

    Partly Sunny

    • 46
    • 74

    Partly Sunny

Today 18 Apr San Bernardino and Riverside County Valleys-The Inland Empire

Mostly sunny. Highs 80 to 86. Areas of Winds north to 10 Mph becoming southwest in the afternoon. Gusts to 25 Mph.

Tonight 18 Apr San Bernardino and Riverside County Valleys-The Inland Empire

Mostly clear in the evening. Becoming partly cloudy. Lows around 50 in wind Sheltered Areas to 51 to 58 in warmer Locations. Areas of Winds west 10 to 15 Mph with Gusts to 25 Mph in the evening becoming light.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

San Jacinto Temperature Statistics

April Temperature

Murrieta/Temecula French Valley (17.4 miles)

  • Lowest 4 April, 2026

    44.6 °F

  • Average April

    62.4 °F

  • Highest 4 April, 2026

    87.8 °F

Climate (2021–Present)

Murrieta/Temecula French Valley (17.4 miles)

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

  • Average Low 2021–2026

    51 °F

  • Average 2021–2026

    63.1 °F

  • Average High 2021–2026

    78.2 °F
Get WillyWeather+ to remove ads