Yes
you do need a jacket based on the weather in Yokosuka, Kanagawa Prefecture, Japan 1 second ago
Why? Because it's cool enough your breath is visible, but your nose isn’t red yet and it's fairly windy outside!
47°F9°C & Partly Cloudy
Wind is 13 mph21 km/h from the North, gusting to 20 mph32 km/h
| December 22 | ||||
| 3am | 46°F8°C | 14 mph23 km/h North | Mostly Clear | |
| 4am | 44°F7°C | 15 mph24 km/h North | Windy | |
| 5am | 43°F6°C | 14 mph23 km/h North | Mostly Clear | |
| 6am | 41°F5°C | 13 mph21 km/h North | Clear | |
| 7am | 41°F5°C | 12 mph20 km/h North | Mostly Clear | |
| 8am | 40°F5°C | 11 mph18 km/h North | Mostly Clear | |
| 9am | 40°F4°C | 10 mph15 km/h North | Mostly Clear | |
| 10am | 39°F4°C | 9 mph15 km/h North | Mostly Clear | |
| 11am | 39°F4°C | 10 mph15 km/h North | Mostly Clear | |
| 12pm | 38°F3°C | 10 mph17 km/h North | Mostly Clear | |
| 1pm | 38°F3°C | 11 mph18 km/h North | Clear | |
| 2pm | 37°F3°C | 11 mph18 km/h North | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 21 | 39°F4°C | 53°F12°C | 13 mph22 km/h from North | Partly Cloudy | Mostly Clear |
| December 22 | 37°F3°C | 50°F10°C | 4 mph6 km/h from Northeast | Mostly Clear | Clear |
| December 23 | 39°F4°C | 51°F10°C | 6 mph10 km/h from North | Mostly Clear | Clear |
| December 24 | 40°F4°C | 53°F12°C | 5 mph9 km/h from Northeast | Partly Cloudy | Partly Cloudy |
| December 25 | 49°F9°C | 60°F15°C | 13 mph21 km/h from West | Mostly Clear | Windy |
| December 26 | 43°F6°C | 51°F10°C | 8 mph12 km/h from North | Mostly Clear | Mostly Clear |
| December 27 | 40°F5°C | 51°F10°C | 12 mph19 km/h from West | Mostly Clear | Mostly Clear |
Yes
Low of 37°F3°C, High of 50°F10°CWind: 4 mph6 km/h
Precipitation: None