No
you don't need a jacket based on the weather in London, UK 13 minutes ago
63°F17°C & Mostly Cloudy
Wind is 8 mph13 km/h from the East, gusting to 19 mph30 km/h
| May 19 | ||||
| 9am | 66°F19°C | 9 mph15 km/h East | Partly Cloudy | |
| 10am | 67°F19°C | 9 mph15 km/h East | Partly Cloudy | |
| 11am | 67°F19°C | 10 mph15 km/h East | Mostly Clear | |
| 12pm | 67°F19°C | 10 mph15 km/h East | Mostly Clear | |
| 1pm | 66°F19°C | 9 mph15 km/h East | Clear | |
| 2pm | 64°F18°C | 9 mph14 km/h East | Clear | |
| 3pm | 62°F17°C | 8 mph13 km/h East | Clear | |
| 4pm | 59°F15°C | 7 mph12 km/h East | Clear | |
| 5pm | 57°F14°C | 6 mph10 km/h East | Clear | |
| 6pm | 55°F13°C | 6 mph10 km/h Northeast | Clear | |
| 7pm | 54°F12°C | 6 mph9 km/h Northeast | Clear | |
| 8pm | 52°F11°C | 5 mph8 km/h Northeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 18 | 51°F10°C | 67°F19°C | 7 mph11 km/h from East | Partly Cloudy | Clear |
| May 19 | 48°F9°C | 71°F21°C | 5 mph9 km/h from Northeast | Partly Cloudy | Cloudy |
| May 20 | 53°F11°C | 64°F18°C | 5 mph8 km/h from Northwest | Cloudy | Mostly Clear |
| May 21 | 46°F8°C | 61°F16°C | 6 mph9 km/h from North | Partly Cloudy | Partly Cloudy |
| May 22 | 46°F8°C | 63°F17°C | 5 mph8 km/h from Northwest | Partly Cloudy | Mostly Cloudy |
| May 23 | 51°F11°C | 64°F18°C | 8 mph13 km/h from Southwest | Mostly Cloudy | Rain |
| May 24 | 50°F10°C | 64°F18°C | 12 mph19 km/h from West | Rain | Partly Cloudy |
Yes
Low of 48°F9°C, High of 71°F22°CWind: 5 mph9 km/h
Precipitation: None