No
you don't need a jacket based on the weather in Rancho Cucamonga, CA, USA 1 second ago
76°F24°C & Clear
Wind is 3 mph5 km/h from the Northwest, gusting to 4 mph7 km/h
| October 30 | ||||
| 8am | 74°F23°C | 4 mph6 km/h Northwest | Clear | |
| 9am | 72°F22°C | 4 mph6 km/h Northwest | Clear | |
| 10am | 72°F22°C | 5 mph8 km/h Northwest | Clear | |
| 11am | 70°F21°C | 4 mph7 km/h Northwest | Clear | |
| 12pm | 70°F21°C | 6 mph10 km/h Northwest | Clear | |
| 1pm | 69°F21°C | 5 mph9 km/h Northwest | Clear | |
| 2pm | 69°F20°C | 4 mph6 km/h North | Clear | |
| 3pm | 69°F21°C | 3 mph5 km/h North | Clear | |
| 4pm | 74°F23°C | 2 mph3 km/h Northeast | Clear | |
| 5pm | 78°F26°C | 2 mph3 km/h Southeast | Clear | |
| 6pm | 82°F28°C | 2 mph3 km/h South | Clear | |
| 7pm | 84°F29°C | 3 mph5 km/h Southwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 30 | 69°F20°C | 88°F31°C | 4 mph6 km/h from West | Clear | Clear |
| October 31 | 64°F18°C | 82°F28°C | 3 mph5 km/h from Southwest | Clear | Clear |
| November 1 | 63°F17°C | 85°F30°C | 3 mph5 km/h from Southwest | Clear | Clear |
| November 2 | 67°F19°C | 87°F31°C | 3 mph5 km/h from West | Clear | Mostly Clear |
| November 3 | 64°F18°C | 83°F28°C | 4 mph7 km/h from Southwest | Mostly Clear | Mostly Clear |
| November 4 | 61°F16°C | 79°F26°C | 4 mph6 km/h from Southwest | Mostly Clear | Mostly Clear |
| November 5 | 58°F15°C | 76°F24°C | 4 mph6 km/h from Southwest | Mostly Clear | Mostly Clear |
No
Low of 64°F18°C, High of 82°F28°CWind: 3 mph5 km/h
Precipitation: None