Swan Lake Weather Forecast

    • 63
    • 92

    Becoming Sunny

    • 64
    • 92

    Mostly Sunny

    • 67
    • 95

    Mostly Sunny

    • 69
    • 98

    Hot

    • 69
    • 99

    Hot

    • 70
    • 99

    Hot

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

Mostly sunny. Highs 89 to 97. Light Winds becoming west 10 to 15 Mph in the afternoon.

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

Clear. Lows 59 to 65. Areas of Winds west 10 to 15 Mph in the evening becoming light.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Swan Lake Temperature Statistics

August Temperature

Chino, Chino Airport (3.7 miles)

  • Lowest 2 August, 2025

    56.6 °F

  • Average August

    78.1 °F

  • Highest 7 August, 2025

    105.7 °F

Climate (2020–Present)

Chino, Chino Airport (3.7 miles)

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

  • Average Low 2020–2025

    52.4 °F

  • Average 2020–2025

    66 °F

  • Average High 2020–2025

    81 °F
Get WillyWeather+ to remove ads