No
you don't need a jacket based on the weather in Rancho Cucamonga, CA, USA 1 second ago
75°F24°C & Clear
Wind is 4 mph6 km/h from the North, gusting to 4 mph7 km/h
| October 30 | ||||
| 6am | 76°F24°C | 4 mph7 km/h North | Clear | |
| 7am | 77°F25°C | 5 mph8 km/h North | Clear | |
| 8am | 75°F24°C | 3 mph4 km/h Northwest | Clear | |
| 9am | 74°F23°C | 3 mph4 km/h North | Clear | |
| 10am | 72°F22°C | 3 mph6 km/h Northwest | Clear | |
| 11am | 71°F22°C | 5 mph8 km/h Northwest | Clear | |
| 12pm | 69°F21°C | 6 mph9 km/h Northwest | Clear | |
| 1pm | 69°F21°C | 4 mph6 km/h North | Clear | |
| 2pm | 68°F20°C | 3 mph6 km/h North | Clear | |
| 3pm | 68°F20°C | 4 mph6 km/h North | Clear | |
| 4pm | 73°F23°C | 2 mph3 km/h Northeast | Clear | |
| 5pm | 78°F25°C | 2 mph3 km/h Southeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 29 | 63°F17°C | 93°F34°C | 2 mph4 km/h from Southwest | Clear | Clear |
| October 30 | 68°F20°C | 87°F31°C | 4 mph6 km/h from West | Clear | Clear |
| October 31 | 63°F17°C | 82°F28°C | 3 mph5 km/h from Southwest | Clear | Clear |
| November 1 | 63°F17°C | 84°F29°C | 3 mph5 km/h from Southwest | Clear | Clear |
| November 2 | 66°F19°C | 86°F30°C | 3 mph5 km/h from West | Clear | Mostly Clear |
| November 3 | 62°F17°C | 82°F28°C | 4 mph7 km/h from Southwest | Mostly Clear | Clear |
| November 4 | 60°F15°C | 76°F25°C | 4 mph6 km/h from Southwest | Mostly Clear | Mostly Clear |
No
Low of 68°F20°C, High of 88°F31°CWind: 4 mph6 km/h
Precipitation: None