Yes

you do need a jacket based on the weather in Eastleigh, UK 1 second ago

Why? Because it's not very warm out and it's fairly windy outside!
56°F13°C & Partly Cloudy

Wind is 12 mph20 km/h from the West, gusting to 24 mph38 km/h
October 20
9pm56°F13°C12 mph20 km/h WestPartly Cloudy
10pm55°F13°C12 mph20 km/h WestPartly Cloudy
11pm55°F13°C12 mph19 km/h WestPartly Cloudy
October 21
12am54°F12°C12 mph19 km/h WestPartly Cloudy
1am54°F12°C11 mph18 km/h WestMostly Cloudy
2am54°F12°C11 mph18 km/h WestMostly Cloudy
3am54°F12°C10 mph17 km/h WestMostly Cloudy
4am53°F12°C9 mph15 km/h WestMostly Clear
5am52°F11°C9 mph15 km/h SouthwestPartly Cloudy
6am52°F11°C9 mph14 km/h SouthwestPartly Cloudy
7am52°F11°C9 mph14 km/h SouthwestMostly Cloudy
8am54°F12°C10 mph15 km/h SouthwestMostly Cloudy
DateLowHighWindDayNight
October 1954°F12°C59°F15°C11 mph18 km/h from SouthwestRainPartly Cloudy
October 2051°F10°C59°F15°C11 mph17 km/h from WestDrizzleMostly Cloudy
October 2147°F8°C58°F15°C4 mph7 km/h from SoutheastRainRain
October 2245°F7°C54°F12°C14 mph23 km/h from NorthwestRainPartly Cloudy
October 2344°F7°C53°F12°C18 mph29 km/h from WestWindyMostly Clear
October 2441°F5°C52°F11°C11 mph17 km/h from NorthwestPartly CloudyMostly Clear
October 2538°F4°C50°F10°C8 mph13 km/h from NorthwestPartly CloudyPartly Cloudy

Yes

Low of 51°F11°C, High of 59°F15°C
Wind: 11 mph17 km/h
Precipitation: 35% rain

Support This Page