Yes
you do need a jacket based on the weather in Chino Hills, CA, USA 1 second ago
Why? Because it's not very warm out and it's really really huffing out there!
51°F10°C & Clear
Wind is 14 mph22 km/h from the Northeast, gusting to 35 mph56 km/h
| January 12 | ||||
| 7am | 51°F10°C | 14 mph22 km/h East | Clear | |
| 8am | 50°F10°C | 12 mph20 km/h East | Clear | |
| 9am | 49°F10°C | 12 mph20 km/h Northeast | Clear | |
| 10am | 48°F9°C | 10 mph16 km/h East | Clear | |
| 11am | 51°F11°C | 9 mph15 km/h Northeast | Clear | |
| 12pm | 56°F13°C | 8 mph13 km/h Northeast | Clear | |
| 1pm | 59°F15°C | 6 mph10 km/h East | Clear | |
| 2pm | 62°F17°C | 7 mph12 km/h Northeast | Clear | |
| 3pm | 64°F18°C | 6 mph9 km/h Northeast | Clear | |
| 4pm | 65°F19°C | 5 mph8 km/h Northeast | Clear | |
| 5pm | 66°F19°C | 5 mph8 km/h Northeast | Clear | |
| 6pm | 66°F19°C | 5 mph8 km/h Northeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| January 12 | 48°F9°C | 66°F19°C | 6 mph10 km/h from Northeast | Clear | Clear |
| January 13 | 44°F6°C | 63°F17°C | 10 mph16 km/h from Northeast | Clear | Clear |
| January 14 | 43°F6°C | 66°F19°C | 9 mph15 km/h from Northeast | Clear | Clear |
| January 15 | 43°F6°C | 70°F21°C | 5 mph9 km/h from East | Clear | Clear |
| January 16 | 43°F6°C | 67°F20°C | 5 mph8 km/h from Southwest | Clear | Clear |
| January 17 | 42°F5°C | 61°F16°C | 4 mph7 km/h from Southwest | Mostly Clear | Partly Cloudy |
| January 18 | 45°F7°C | 57°F14°C | 5 mph7 km/h from South | Mostly Cloudy | Partly Cloudy |
Yes
Low of 44°F7°C, High of 64°F18°CWind: 10 mph16 km/h
Precipitation: None