Yes
you do need a jacket based on the weather in Hertford, UK 1 second ago
Why? Because you're not freezing, but you’ll definitely start complaining if it lasts much longer!
40°F4°C & Mostly Cloudy
Wind is 8 mph13 km/h from the Northeast, gusting to 16 mph26 km/h
| March 16 | ||||
| 10pm | 40°F4°C | 9 mph14 km/h Northeast | Mostly Cloudy | |
| 11pm | 39°F4°C | 8 mph13 km/h Northeast | Mostly Cloudy | |
| March 17 | ||||
| 12am | 38°F4°C | 7 mph12 km/h Northeast | Mostly Cloudy | |
| 1am | 38°F3°C | 7 mph11 km/h Northeast | Mostly Cloudy | |
| 2am | 38°F3°C | 7 mph12 km/h Northeast | Mostly Cloudy | |
| 3am | 37°F3°C | 8 mph12 km/h Northeast | Mostly Cloudy | |
| 4am | 39°F4°C | 8 mph13 km/h Northeast | Partly Cloudy | |
| 5am | 41°F5°C | 10 mph16 km/h Northeast | Partly Cloudy | |
| 6am | 43°F6°C | 11 mph17 km/h Northeast | Mostly Cloudy | |
| 7am | 45°F7°C | 10 mph17 km/h East | Mostly Cloudy | |
| 8am | 46°F8°C | 11 mph17 km/h East | Mostly Cloudy | |
| 9am | 47°F8°C | 11 mph17 km/h East | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| March 16 | 37°F3°C | 48°F9°C | 11 mph18 km/h from East | Mostly Cloudy | Mostly Clear |
| March 17 | 35°F1°C | 51°F10°C | 12 mph20 km/h from East | Clear | Clear |
| March 18 | 34°F1°C | 60°F16°C | 7 mph11 km/h from Southeast | Partly Cloudy | Mostly Cloudy |
| March 19 | 43°F6°C | 63°F17°C | 6 mph10 km/h from Southeast | Mostly Clear | Mostly Clear |
| March 20 | 44°F7°C | 61°F16°C | 10 mph15 km/h from East | Mostly Cloudy | Drizzle |
| March 21 | 47°F8°C | 56°F13°C | 8 mph13 km/h from Southeast | Cloudy | Mostly Cloudy |
| March 22 | 44°F7°C | 54°F12°C | 6 mph10 km/h from South | Mostly Cloudy | Drizzle |
Yes
Low of 35°F2°C, High of 51°F11°CWind: 12 mph20 km/h
Precipitation: None