No
you don't need a jacket based on the weather in Rancho Cucamonga, CA, USA 1 second ago
62°F17°C & Clear
Wind is 2 mph4 km/h from the East, gusting to 4 mph6 km/h
| July 1 | ||||
| 10am | 64°F18°C | 1 mph2 km/h East | Clear | |
| 11am | 69°F21°C | 2 mph3 km/h Southwest | Clear | |
| 12pm | 73°F23°C | 3 mph5 km/h Southwest | Clear | |
| 1pm | 77°F25°C | 4 mph7 km/h Southwest | Clear | |
| 2pm | 81°F27°C | 6 mph9 km/h Southwest | Clear | |
| 3pm | 85°F30°C | 7 mph12 km/h Southwest | Clear | |
| 4pm | 87°F31°C | 9 mph14 km/h Southwest | Clear | |
| 5pm | 89°F32°C | 9 mph15 km/h Southwest | Clear | |
| 6pm | 90°F32°C | 10 mph16 km/h Southwest | Clear | |
| 7pm | 89°F32°C | 11 mph17 km/h Southwest | Clear | |
| 8pm | 88°F31°C | 11 mph17 km/h Southwest | Clear | |
| 9pm | 85°F30°C | 10 mph16 km/h West | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| July 1 | 61°F16°C | 90°F32°C | 7 mph12 km/h from Southwest | Clear | Clear |
| July 2 | 62°F17°C | 86°F30°C | 7 mph11 km/h from Southwest | Clear | Clear |
| July 3 | 62°F17°C | 85°F29°C | 7 mph11 km/h from Southwest | Clear | Clear |
| July 4 | 62°F17°C | 87°F31°C | 6 mph10 km/h from Southwest | Clear | Clear |
| July 5 | 63°F17°C | 88°F31°C | 5 mph9 km/h from Southwest | Clear | Clear |
| July 6 | 64°F18°C | 89°F32°C | 5 mph9 km/h from Southwest | Clear | Clear |
| July 7 | 64°F18°C | 88°F31°C | 6 mph9 km/h from Southwest | Clear | Clear |
No
Low of 62°F17°C, High of 86°F30°CWind: 7 mph11 km/h
Precipitation: None