Yes

you do need a jacket based on the weather in Tokyo, Japan 4 minutes ago

Why? Because the air feels like the cozy middle ground between summer and winter!
57°F14°C & Partly Cloudy

Wind is 8 mph13 km/h from the North, gusting to 14 mph22 km/h
October 28
12am58°F14°C8 mph13 km/h NorthPartly Cloudy
1am61°F16°C9 mph14 km/h NorthPartly Cloudy
2am63°F17°C8 mph13 km/h NorthMostly Clear
3am66°F19°C7 mph12 km/h NorthMostly Clear
4am67°F19°C6 mph9 km/h NorthPartly Cloudy
5am67°F19°C5 mph8 km/h NorthPartly Cloudy
6am66°F19°C5 mph8 km/h NorthPartly Cloudy
7am65°F18°C5 mph7 km/h NortheastMostly Cloudy
8am62°F17°C6 mph9 km/h NorthwestMostly Cloudy
9am60°F16°C7 mph11 km/h NorthwestMostly Cloudy
10am58°F15°C7 mph11 km/h NorthCloudy
11am57°F14°C8 mph12 km/h NorthMostly Cloudy
DateLowHighWindDayNight
October 2753°F11°C67°F19°C7 mph11 km/h from NorthPartly CloudyMostly Cloudy
October 2850°F10°C61°F16°C6 mph10 km/h from NortheastMostly CloudyPartly Cloudy
October 2947°F8°C66°F19°C8 mph12 km/h from NorthMostly ClearMostly Cloudy
October 3052°F11°C66°F19°C7 mph11 km/h from NorthRainThunderstorms
October 3158°F15°C71°F22°C7 mph11 km/h from NorthwestPartly CloudyMostly Clear
November 154°F12°C69°F21°C4 mph6 km/h from SouthMostly CloudyMostly Clear
November 250°F10°C64°F18°C10 mph16 km/h from NorthMostly ClearMostly Clear

Yes

Low of 50°F10°C, High of 62°F17°C
Wind: 6 mph10 km/h
Precipitation: None

Support This Page