Yes
you do need a jacket based on the weather in Downey, CA, USA 1 second ago
Why? Because the cold's there, but it's just a reminder, not an invasion!
45°F7°C & Clear
Wind is 4 mph6 km/h from the Northeast, gusting to 6 mph9 km/h
| January 11 | ||||
| 10am | 45°F7°C | 4 mph7 km/h Northeast | Clear | |
| 11am | 48°F9°C | 4 mph6 km/h Northeast | Clear | |
| 12pm | 53°F12°C | 3 mph4 km/h Northeast | Clear | |
| 1pm | 58°F14°C | 2 mph3 km/h East | Clear | |
| 2pm | 62°F17°C | 2 mph3 km/h Southwest | Clear | |
| 3pm | 66°F19°C | 3 mph4 km/h West | Clear | |
| 4pm | 68°F20°C | 3 mph5 km/h West | Clear | |
| 5pm | 69°F21°C | 4 mph6 km/h West | Clear | |
| 6pm | 70°F21°C | 5 mph7 km/h West | Clear | |
| 7pm | 68°F20°C | 5 mph8 km/h West | Clear | |
| 8pm | 64°F18°C | 4 mph6 km/h West | Clear | |
| 9pm | 60°F16°C | 2 mph4 km/h Northwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| January 11 | 44°F7°C | 70°F21°C | 3 mph5 km/h from West | Clear | Clear |
| January 12 | 45°F7°C | 67°F20°C | 4 mph6 km/h from West | Clear | Clear |
| January 13 | 42°F6°C | 67°F19°C | 5 mph8 km/h from Northeast | Clear | Clear |
| January 14 | 42°F5°C | 69°F21°C | 4 mph7 km/h from Northeast | Clear | Clear |
| January 15 | 43°F6°C | 73°F23°C | 3 mph4 km/h from Northwest | Clear | Clear |
| January 16 | 46°F8°C | 69°F20°C | 3 mph5 km/h from West | Mostly Clear | Mostly Clear |
| January 17 | 47°F8°C | 63°F17°C | 4 mph7 km/h from South | Clear | Partly Cloudy |
Yes
Low of 45°F7°C, High of 67°F20°CWind: 4 mph6 km/h
Precipitation: None