Highland Weather Forecast

    • 54
    • 76

    Patchy Fog

    • 55
    • 83

    Mostly Sunny

    • 58
    • 88

    Mostly Sunny

    • 59
    • 90

    Mostly Sunny

    • 59
    • 90

    Mostly Sunny

    • 59
    • 89

    Mostly Sunny

    • 58
    • 88

    Mostly Sunny

Today 17 May San Bernardino and Riverside County Valleys-The Inland Empire

Mostly cloudy this morning. Becoming partly cloudy. Patchy fog this morning. Highs 71 to 76. Areas of Winds south 10 to 20 Mph. Gusts to 30 Mph this afternoon.

Tonight 17 May San Bernardino and Riverside County Valleys-The Inland Empire

Mostly cloudy this evening. Becoming partly cloudy. Patchy fog. Lows 48 to 54. Areas of Winds south 10 to 20 Mph. Gusts to 30 Mph. Becoming 35 Mph overnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Highland Temperature Statistics

May Temperature

San Bernardino Intl. Airport (3.1 miles)

  • Lowest 6 May, 2026

    49.1 °F

  • Average May

    64.3 °F

  • Highest 11 May, 2026

    98.6 °F

Climate (2021–Present)

San Bernardino Intl. Airport (3.1 miles)

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

  • Average Low 2021–2026

    54.3 °F

  • Average 2021–2026

    63.3 °F

  • Average High 2021–2026

    80.5 °F
Get WillyWeather+ to remove ads