No
you don't need a jacket based on the weather in Chino Hills, CA, USA 2 seconds ago
63°F17°C & Mostly Clear
Wind is 2 mph4 km/h from the West, gusting to 3 mph5 km/h
| September 15 | ||||
| 8am | 63°F17°C | 3 mph4 km/h West | Mostly Clear | |
| 9am | 62°F17°C | 2 mph3 km/h West | Mostly Clear | |
| 10am | 61°F16°C | 2 mph3 km/h Northwest | Mostly Clear | |
| 11am | 64°F18°C | 2 mph2 km/h East | Mostly Clear | |
| 12pm | 69°F21°C | 2 mph3 km/h East | Clear | |
| 1pm | 76°F24°C | 2 mph3 km/h Southeast | Clear | |
| 2pm | 82°F28°C | 2 mph4 km/h West | Clear | |
| 3pm | 87°F31°C | 4 mph6 km/h Southwest | Clear | |
| 4pm | 90°F32°C | 6 mph9 km/h Southwest | Clear | |
| 5pm | 91°F33°C | 8 mph13 km/h Southwest | Clear | |
| 6pm | 92°F33°C | 9 mph15 km/h Southwest | Clear | |
| 7pm | 91°F33°C | 9 mph15 km/h Southwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 15 | 61°F16°C | 92°F33°C | 5 mph8 km/h from Southwest | Clear | Clear |
| September 16 | 69°F20°C | 95°F35°C | 6 mph9 km/h from Southwest | Clear | Partly Cloudy |
| September 17 | 70°F21°C | 88°F31°C | 5 mph8 km/h from Southwest | Mostly Cloudy | Mostly Cloudy |
| September 18 | 71°F21°C | 86°F30°C | 4 mph6 km/h from Southwest | Drizzle | Partly Cloudy |
| September 19 | 69°F20°C | 88°F31°C | 4 mph7 km/h from Southwest | Mostly Clear | Clear |
| September 20 | 68°F20°C | 91°F33°C | 5 mph9 km/h from Southwest | Clear | Mostly Clear |
| September 21 | 68°F20°C | 89°F31°C | 5 mph8 km/h from Southwest | Mostly Clear | Mostly Clear |
No
Low of 69°F21°C, High of 95°F35°CWind: 6 mph9 km/h
Precipitation: None