Yes
you do need a jacket based on the weather in London Borough of Merton, UK 1 second ago
Why? Because it's pretty chilly.
58°F15°C & Partly Cloudy
Wind is 8 mph13 km/h from the NE, gusting to 19 mph31 km/h
| September 18 | ||||
| 10pm | 58°F15°C | 8 mph13 km/h NE | Partly Cloudy | |
| 11pm | 58°F14°C | 8 mph13 km/h NE | Partly Cloudy | |
| September 19 | ||||
| 12am | 57°F14°C | 9 mph14 km/h NE | Partly Cloudy | |
| 1am | 58°F14°C | 9 mph14 km/h NE | Partly Cloudy | |
| 2am | 58°F14°C | 9 mph14 km/h NE | Mostly Cloudy | |
| 3am | 59°F15°C | 9 mph15 km/h NE | Partly Cloudy | |
| 4am | 62°F17°C | 11 mph18 km/h NE | Partly Cloudy | |
| 5am | 65°F18°C | 12 mph19 km/h NE | Partly Cloudy | |
| 6am | 68°F20°C | 13 mph21 km/h NE | Partly Cloudy | |
| 7am | 71°F22°C | 13 mph21 km/h NE | Partly Cloudy | |
| 8am | 73°F23°C | 13 mph21 km/h NE | Mostly Clear | |
| 9am | 74°F23°C | 13 mph21 km/h NE | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 18 | 57°F14°C | 75°F24°C | 12 mph19 km/h from NE | Mostly Clear | Partly Cloudy |
| September 19 | 57°F14°C | 71°F22°C | 11 mph18 km/h from NE | Mostly Clear | Mostly Clear |
| September 20 | 56°F13°C | 72°F22°C | 8 mph12 km/h from E | Drizzle | Drizzle |
| September 21 | 58°F15°C | 67°F19°C | 7 mph11 km/h from SE | Rain | Drizzle |
| September 22 | 54°F12°C | 65°F19°C | 7 mph11 km/h from SW | Rain | Drizzle |
| September 23 | 51°F11°C | 62°F17°C | 6 mph10 km/h from W | Mostly Cloudy | Mostly Cloudy |
| September 24 | 50°F10°C | 60°F15°C | 12 mph19 km/h from SW | Rain | Mostly Cloudy |
Yes
Low of 57°F14°C, High of 71°F22°CWind: 11 mph18 km/h
Precipitation: None