No
you don't need a jacket based on the weather in Rancho Cucamonga, CA, USA 1 second ago
74°F23°C & Clear
Wind is 7 mph11 km/h from the West, gusting to 11 mph17 km/h
| November 5 | ||||
| 1am | 69°F21°C | 7 mph11 km/h West | Clear | |
| 2am | 65°F18°C | 8 mph12 km/h West | Clear | |
| 3am | 61°F16°C | 7 mph11 km/h West | Clear | |
| 4am | 60°F15°C | 5 mph7 km/h West | Clear | |
| 5am | 58°F15°C | 4 mph6 km/h West | Clear | |
| 6am | 57°F14°C | 3 mph5 km/h West | Mostly Clear | |
| 7am | 57°F14°C | 3 mph5 km/h Northwest | Mostly Clear | |
| 8am | 56°F14°C | 3 mph5 km/h Northwest | Mostly Clear | |
| 9am | 56°F13°C | 3 mph5 km/h West | Mostly Clear | |
| 10am | 55°F13°C | 2 mph4 km/h Northwest | Mostly Clear | |
| 11am | 55°F13°C | 2 mph3 km/h Northwest | Partly Cloudy | |
| 12pm | 54°F12°C | 2 mph4 km/h North | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| November 4 | 54°F12°C | 79°F26°C | 4 mph7 km/h from Southwest | Clear | Mostly Clear |
| November 5 | 53°F12°C | 69°F21°C | 4 mph7 km/h from Southwest | Partly Cloudy | Mostly Clear |
| November 6 | 53°F12°C | 71°F22°C | 3 mph5 km/h from Southwest | Clear | Clear |
| November 7 | 58°F15°C | 80°F27°C | 3 mph5 km/h from West | Clear | Clear |
| November 8 | 63°F17°C | 82°F28°C | 3 mph5 km/h from West | Clear | Clear |
| November 9 | 64°F18°C | 85°F30°C | 3 mph5 km/h from North | Clear | Mostly Clear |
| November 10 | 67°F20°C | 84°F29°C | 3 mph5 km/h from Northwest | Partly Cloudy | Mostly Cloudy |
Yes
Low of 54°F12°C, High of 69°F21°CWind: 4 mph7 km/h
Precipitation: None