No
you don't need a jacket based on the weather in Upland, CA 91786, USA 1 second ago
67°F19°C & Clear
Wind is 5 mph8 km/h from the West, gusting to 7 mph12 km/h
| October 11 | ||||
| 8am | 66°F19°C | 5 mph9 km/h West | Clear | |
| 9am | 65°F18°C | 4 mph7 km/h West | Clear | |
| 10am | 65°F18°C | 3 mph5 km/h Northwest | Clear | |
| 11am | 68°F20°C | 2 mph3 km/h Northwest | Clear | |
| 12pm | 71°F21°C | 3 mph5 km/h Southwest | Clear | |
| 1pm | 73°F23°C | 5 mph8 km/h Southwest | Clear | |
| 2pm | 75°F24°C | 6 mph9 km/h Southwest | Clear | |
| 3pm | 77°F25°C | 6 mph10 km/h Southwest | Clear | |
| 4pm | 79°F26°C | 7 mph11 km/h Southwest | Clear | |
| 5pm | 80°F26°C | 7 mph12 km/h Southwest | Clear | |
| 6pm | 79°F26°C | 8 mph13 km/h Southwest | Clear | |
| 7pm | 78°F26°C | 8 mph13 km/h Southwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 11 | 63°F17°C | 80°F26°C | 6 mph10 km/h from Southwest | Clear | Clear |
| October 12 | 57°F14°C | 78°F25°C | 5 mph8 km/h from West | Clear | Clear |
| October 13 | 55°F13°C | 69°F21°C | 6 mph10 km/h from South | Mostly Clear | Drizzle |
| October 14 | 53°F12°C | 61°F16°C | 6 mph9 km/h from South | Rain | Rain |
| October 15 | 51°F11°C | 65°F18°C | 3 mph5 km/h from Southwest | Mostly Clear | Clear |
| October 16 | 51°F11°C | 71°F22°C | 3 mph5 km/h from West | Clear | Clear |
| October 17 | 56°F13°C | 75°F24°C | 3 mph5 km/h from Southwest | Clear | Clear |
Yes
Low of 57°F14°C, High of 78°F26°CWind: 5 mph8 km/h
Precipitation: None