No
you don't need a jacket based on the weather in Portsmouth, UK 1 second ago
62°F16°C & Partly Cloudy
Wind is 2 mph3 km/h from the North, gusting to 6 mph10 km/h
| May 2 | ||||
| 5pm | 60°F16°C | 5 mph8 km/h East | Partly Cloudy | |
| 6pm | 57°F14°C | 6 mph10 km/h East | Partly Cloudy | |
| 7pm | 55°F13°C | 6 mph10 km/h East | Mostly Clear | |
| 8pm | 55°F13°C | 6 mph9 km/h East | Mostly Clear | |
| 9pm | 55°F13°C | 7 mph11 km/h East | Partly Cloudy | |
| 10pm | 55°F13°C | 7 mph12 km/h Northeast | Mostly Clear | |
| 11pm | 54°F12°C | 7 mph10 km/h Northeast | Mostly Clear | |
| May 3 | ||||
| 12am | 54°F12°C | 6 mph9 km/h Northeast | Partly Cloudy | |
| 1am | 53°F12°C | 5 mph8 km/h Northeast | Mostly Cloudy | |
| 2am | 54°F12°C | 5 mph8 km/h Northeast | Mostly Cloudy | |
| 3am | 56°F13°C | 6 mph9 km/h North | Mostly Cloudy | |
| 4am | 58°F15°C | 7 mph11 km/h North | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 1 | 55°F13°C | 73°F23°C | 3 mph5 km/h from Southwest | Partly Cloudy | Partly Cloudy |
| May 2 | 53°F12°C | 68°F20°C | 8 mph13 km/h from North | Partly Cloudy | Mostly Clear |
| May 3 | 46°F8°C | 59°F15°C | 13 mph22 km/h from Northeast | Partly Cloudy | Partly Cloudy |
| May 4 | 42°F5°C | 58°F15°C | 16 mph25 km/h from Northeast | Windy | Mostly Clear |
| May 5 | 43°F6°C | 59°F15°C | 10 mph16 km/h from Northeast | Partly Cloudy | Mostly Cloudy |
| May 6 | 47°F8°C | 60°F16°C | 10 mph16 km/h from Northeast | Mostly Cloudy | Partly Cloudy |
| May 7 | 47°F8°C | 62°F17°C | 11 mph18 km/h from Northeast | Partly Cloudy | Clear |
Yes
Low of 53°F12°C, High of 68°F20°CWind: 8 mph13 km/h
Precipitation: None