No
you don't need a jacket based on the weather in Glendora, CA 91741, USA 1 second ago
70°F21°C & Clear
Wind is 7 mph12 km/h from the Southwest, gusting to 11 mph18 km/h
| September 11 | ||||
| 10pm | 69°F20°C | 7 mph11 km/h Southwest | Clear | |
| 11pm | 66°F19°C | 4 mph6 km/h Southwest | Clear | |
| September 12 | ||||
| 12am | 63°F17°C | 3 mph4 km/h West | Clear | |
| 1am | 62°F17°C | 2 mph3 km/h West | Clear | |
| 2am | 60°F16°C | 1 mph2 km/h East | Clear | |
| 3am | 59°F15°C | 2 mph3 km/h East | Clear | |
| 4am | 58°F15°C | 3 mph5 km/h East | Clear | |
| 5am | 59°F15°C | 2 mph3 km/h Northeast | Clear | |
| 6am | 58°F14°C | 2 mph4 km/h Northeast | Clear | |
| 7am | 57°F14°C | 2 mph4 km/h Northeast | Clear | |
| 8am | 57°F14°C | 2 mph4 km/h Northeast | Mostly Clear | |
| 9am | 57°F14°C | 2 mph3 km/h Northeast | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 11 | 58°F14°C | 77°F25°C | 4 mph7 km/h from Southwest | Mostly Clear | Clear |
| September 12 | 57°F14°C | 77°F25°C | 5 mph8 km/h from Southwest | Mostly Clear | Mostly Clear |
| September 13 | 60°F15°C | 82°F28°C | 5 mph8 km/h from Southwest | Clear | Clear |
| September 14 | 63°F17°C | 86°F30°C | 5 mph8 km/h from Southwest | Clear | Clear |
| September 15 | 65°F19°C | 88°F31°C | 4 mph7 km/h from Southwest | Clear | Clear |
| September 16 | 68°F20°C | 92°F33°C | 4 mph7 km/h from Southwest | Clear | Clear |
| September 17 | 69°F21°C | 90°F32°C | 5 mph8 km/h from Southwest | Mostly Clear | Mostly Cloudy |
Yes
Low of 56°F14°C, High of 77°F25°CWind: 5 mph8 km/h
Precipitation: None