Seasonal Weather Patterns in Rancho Cucamonga, CA
Temperature
Average Daily Temperature (°F)
| Rancho Cucamonga, CA | U.S. Avg. | Difference | |
|---|---|---|---|
| January | 55 | 43 | +12 |
| July | 80 | 79 | +1 |
Average Monthly Number of Hot and Freezing Days
| Rancho Cucamonga, CA | U.S. Avg. | Difference | |
|---|---|---|---|
| Summer: Hot Days | 16 | 11 | +5 |
| Winter: Freezing Days | 1 | 12 | -11 |
Read more in Temperature
Sunshine
Average Annual Number of Clear and Cloudy Days
| Rancho Cucamonga, CA | U.S. Avg. | Difference | |
|---|---|---|---|
| Clear Days | 298 | 217 | +81 |
| Cloudy Days | 67 | 148 | -81 |
Average Daylight Hours per Day
| Rancho Cucamonga, CA | U.S. Avg. | Difference | |
|---|---|---|---|
| January | 10 | 10 | No difference |
| July | 15 | 15 | No difference |
Read more in Sunshine
Precipitation
Average Annual Number of Rainy and Snow Days
| Rancho Cucamonga, CA | U.S. Avg. | Difference | |
|---|---|---|---|
| Rainy Days | 34 | 41 | -7 |
| Snow Days | 0 | 7 | -7 |
Average Monthly Humidity (%) in Rancho Cucamonga, CA
| Rancho Cucamonga, CA | U.S. Avg. | Difference | |
|---|---|---|---|
| January | 47 | 68 | -21% |
| July | 38 | 61 | -23% |
Read more in Precipitation