Average annual temperature is 17.7 °C
Absolute maximum temperature: 41.8 °C
Absolute minimum temperature: 0.8 °C
Number of sunny days: 272 days
Number of rainy days: 93 days
Look at detailed online map of Norco
* Weather data for Norco 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 | 22.3 | 32.6 | 32.1 | 35.0 | 40.1 | 41.8 | 37.3 | 37.7 | 30.9 | 27.1 |
| Average daytime temperature (°C) | 15.6 | 17.8 | 16.9 | 24.5 | 25.1 | 27.3 | 36.1 | 34.6 | 30.1 | 29.8 | 24.6 | 20.9 |
| Average temperature (°C) | 10.4 | 10.9 | 11.1 | 16.0 | 17.4 | 19.5 | 26.7 | 25.8 | 22.2 | 21.1 | 16.8 | 14.1 |
| Average night temperature (°C) | 6.6 | 5.9 | 7.5 | 10.1 | 12.2 | 13.7 | 18.7 | 19.3 | 17.1 | 15.0 | 11.2 | 9.4 |
| Absolute minimum temperature (°C) | 2.9 | 2.0 | 0.8 | 3.5 | 7.9 | 12.0 | 13.5 | 16.6 | 14.1 | 10.1 | 6.7 | 5.3 |
| 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 | 7.7 | 11.1 | 11.2 | 11.9 | 13.1 | 11.4 | 10.1 | 10.1 | 9.0 | 8.0 |
| Precipitation (mm) | 210 | 77 | 168 | 5 | 19 | 3 | 0 | 49 | 53 | 4 | 26 | 80 |
| Sunny days | 15 | 16 | 15 | 27 | 22 | 26 | 30 | 26 | 22 | 26 | 23 | 24 |
| Rainy days | 16 | 12 | 16 | 3 | 9 | 4 | 1 | 5 | 8 | 5 | 7 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Norco during the most sunny months:
The largest precipitation sum in Norco is at