Historical weather data, all-time temperature records, and monthly climate averages for Corona, CA. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
Today's date has seen its share of memorable weather in Corona over the past three decades of records. With summers that routinely push into the upper 80s and beyond, any given day in the warm season carries the potential for triple-digit heat.
Corona's weather has real range — the thermometer has swung from a brutal 113° in July 2006 all the way down to 34° in January 2007, a spread of nearly 80 degrees. That kind of variance is a reminder that Southern California's Inland Empire can bite on both ends of the scale.
Corona is warmest in late August through early September, when average highs peak around 90°, and coolest in mid-to-late February at a mild 63°. Rain is scarce year-round, with the best chance of any precipitation falling in early January — though even then, the numbers are minimal.