Average annual temperature is 17.3 °C
Absolute maximum temperature: 41.7 °C
Absolute minimum temperature: -0.2 °C
Number of sunny days: 274 days
Number of rainy days: 91 days
Look at detailed online map of City of Riverside
* Weather data for City of Riverside United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 19.6 | 25.0 | 22.0 | 32.3 | 32.3 | 34.1 | 40.1 | 41.7 | 37.4 | 37.6 | 30.5 | 27.3 |
| Average daytime temperature (°C) | 15.5 | 17.7 | 16.6 | 24.3 | 25.0 | 27.3 | 36.2 | 34.7 | 30.0 | 29.5 | 24.3 | 20.7 |
| Average temperature (°C) | 10.1 | 10.4 | 11.0 | 15.6 | 17.1 | 19.2 | 26.4 | 25.7 | 21.9 | 20.5 | 16.2 | 13.5 |
| Average night temperature (°C) | 6.3 | 5.0 | 7.4 | 9.2 | 12.0 | 13.6 | 18.3 | 19.0 | 16.6 | 13.6 | 9.5 | 7.9 |
| Absolute minimum temperature (°C) | 1.8 | -0.2 | 0.3 | 2.4 | 8.3 | 11.9 | 12.8 | 16.0 | 13.6 | 10.5 | 5.3 | 3.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.5 | 8.1 | 7.6 | 11.1 | 11.2 | 11.8 | 13.0 | 11.5 | 10.0 | 10.1 | 8.9 | 8.1 |
| Precipitation (mm) | 251 | 93 | 193 | 7 | 10 | 1 | 0 | 46 | 40 | 8 | 25 | 47 |
| Sunny days | 15 | 16 | 13 | 27 | 25 | 26 | 31 | 25 | 22 | 27 | 23 | 24 |
| Rainy days | 16 | 12 | 18 | 3 | 6 | 4 | 0 | 6 | 8 | 4 | 7 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit City of Riverside during the most sunny months:
The largest precipitation sum in City of Riverside is at