Hail in Riverside County, California
Radar recorded hail of 1 inch or larger in Riverside County on 35 days since October 2020. That is more than 68% of US counties. It ranks 1 of 58 in California.
The largest radar estimate was 3.2 inches on July 27, 2023. The most recent 1-inch day was September 28, 2026. Radar estimates and ground reports often differ, so see how they compare.
See the county center on the map
Days of 1-inch hail by year
| Year | Days |
|---|---|
| 2020 (from October) | 0 |
| 2021 | 9 |
| 2022 | 11 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 6 |
| 2026 | 4 |
Largest hail days
| Storm day | Radar estimate |
|---|---|
| July 27, 2023 | 3.2 in |
| September 24, 2026 | 2.6 in |
| September 18, 2025 | 2.05 in |
| April 16, 2021 | 1.95 in |
| June 3, 2025 | 1.9 in |
| August 11, 2026 | 1.9 in |
Ground reports
Within this area, storm spotters and weather offices logged 6 hail reports since October 2020, and 9 tornadoes started here since 1950.
Figures cover a circle with the same land area as the county, centered on it, so edges are approximate.
Most hail days in California
- Siskiyou County: 24 days
- Lassen County: 20 days
- San Bernardino County: 20 days
- Imperial County: 19 days
- Mono County: 15 days
- Trinity County: 15 days