Yes
you do need a jacket based on the weather in Welwyn Garden City, UK 1 second ago
Why? Because the cold's there, but it's just a reminder, not an invasion!
33°F1°C & Partly Cloudy
Wind is 6 mph9 km/h from the North, gusting to 11 mph18 km/h
| March 15 | ||||
| 2am | 33°F1°C | 6 mph10 km/h North | Partly Cloudy | |
| 3am | 34°F1°C | 6 mph10 km/h North | Mostly Cloudy | |
| 4am | 36°F2°C | 7 mph11 km/h North | Mostly Cloudy | |
| 5am | 38°F3°C | 9 mph15 km/h Northeast | Mostly Cloudy | |
| 6am | 40°F4°C | 11 mph18 km/h Northeast | Partly Cloudy | |
| 7am | 42°F5°C | 12 mph19 km/h Northeast | Mostly Cloudy | |
| 8am | 43°F6°C | 12 mph19 km/h Northeast | Mostly Cloudy | |
| 9am | 44°F6°C | 12 mph20 km/h Northeast | Partly Cloudy | |
| 10am | 44°F7°C | 12 mph20 km/h Northeast | Partly Cloudy | |
| 11am | 45°F7°C | 12 mph20 km/h Northeast | Partly Cloudy | |
| 12pm | 44°F7°C | 12 mph20 km/h Northeast | Partly Cloudy | |
| 1pm | 43°F6°C | 12 mph19 km/h Northeast | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| March 14 | 33°F0°C | 45°F7°C | 11 mph17 km/h from Northeast | Partly Cloudy | Clear |
| March 15 | 30°F-1°C | 46°F8°C | 9 mph15 km/h from Northeast | Mostly Cloudy | Mostly Cloudy |
| March 16 | 37°F3°C | 46°F8°C | 11 mph18 km/h from East | Mostly Cloudy | Mostly Clear |
| March 17 | 33°F1°C | 50°F10°C | 11 mph18 km/h from East | Clear | Clear |
| March 18 | 33°F1°C | 57°F14°C | 5 mph8 km/h from Southeast | Mostly Clear | Mostly Clear |
| March 19 | 42°F5°C | 59°F15°C | 8 mph13 km/h from Southeast | Mostly Clear | Cloudy |
| March 20 | 44°F7°C | 55°F13°C | 10 mph16 km/h from Southeast | Drizzle | Drizzle |
Yes
Low of 30°F-1°C, High of 46°F8°CWind: 9 mph15 km/h
Precipitation: None