Yes
you do need a jacket based on the weather in Harrow, UK 1 second ago
Why? Because it's quite chilly.
49°F9°C & Mostly Cloudy
Wind is 5 mph8 km/h from the NE, gusting to 13 mph21 km/h
| April 26 | ||||
| 7am | 50°F10°C | 5 mph8 km/h NE | Mostly Cloudy | |
| 8am | 52°F11°C | 5 mph7 km/h NE | Cloudy | |
| 9am | 53°F12°C | 4 mph7 km/h E | Mostly Cloudy | |
| 10am | 54°F12°C | 4 mph6 km/h E | Cloudy | |
| 11am | 55°F13°C | 4 mph7 km/h E | Cloudy | |
| 12pm | 55°F13°C | 5 mph8 km/h E | Cloudy | |
| 1pm | 54°F12°C | 6 mph9 km/h E | Cloudy | |
| 2pm | 53°F11°C | 6 mph10 km/h E | Mostly Cloudy | |
| 3pm | 50°F10°C | 6 mph10 km/h E | Mostly Cloudy | |
| 4pm | 48°F9°C | 7 mph11 km/h E | Mostly Cloudy | |
| 5pm | 46°F8°C | 7 mph11 km/h E | Mostly Cloudy | |
| 6pm | 45°F7°C | 7 mph11 km/h E | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 25 | 38°F3°C | 55°F13°C | 5 mph8 km/h from NE | Cloudy | Rain |
| April 26 | 41°F5°C | 54°F12°C | 10 mph16 km/h from NE | Rain | Rain |
| April 27 | 44°F7°C | 55°F13°C | 9 mph14 km/h from NW | Rain | Mostly Cloudy |
| April 28 | 41°F5°C | 59°F15°C | 10 mph16 km/h from S | Mostly Cloudy | Mostly Cloudy |
| April 29 | 46°F8°C | 63°F17°C | 9 mph15 km/h from SE | Mostly Cloudy | Drizzle |
| April 30 | 51°F10°C | 67°F19°C | 5 mph8 km/h from E | Drizzle | Drizzle |
| May 1 | 50°F10°C | 67°F20°C | 11 mph18 km/h from N | Mostly Cloudy | Mostly Cloudy |
Yes
Low of 41°F5°C, High of 55°F13°CWind: 10 mph16 km/h
Precipitation: 63% rain