Today 23 Oct San Bernardino and Riverside County Valleys-The Inland Empire
Patchy fog in the morning. Mostly cloudy with patchy drizzle and slight chance of rain in the Morning, then partly cloudy in the afternoon. Highs 66 to 71. Light Winds. Chance of measurable precipitation 20 percent.
Tonight 23 Oct San Bernardino and Riverside County Valleys-The Inland Empire
Partly cloudy. Patchy fog overnight. Lows 47 to 53. Light Winds.
Alta Loma Temperature Statistics
Ontario International Airport (4.3 miles)
Lowest 19 October, 202150 °F
Average October69.4 °F
Highest 3 October, 202198.1 °F
Ontario International Airport (4.3 miles)Take a look at our website widgetsAvailable free! Find Out More
Average Low 2010–Present56.9 °F
Average 2010–Present67.2 °F
Average High 2010–Present80.3 °F