Yes
you do need a jacket based on the weather in Watford, UK 1 second ago
Why? Because it's not very warm out!
51°F10°C & Mostly Cloudy
Wind is 3 mph5 km/h from the West, gusting to 5 mph8 km/h
| August 6 | ||||
| 1am | 51°F10°C | 3 mph5 km/h West | Mostly Cloudy | |
| 2am | 53°F11°C | 3 mph5 km/h West | Mostly Cloudy | |
| 3am | 56°F13°C | 2 mph4 km/h West | Mostly Cloudy | |
| 4am | 61°F16°C | 3 mph5 km/h West | Partly Cloudy | |
| 5am | 64°F18°C | 4 mph7 km/h West | Mostly Clear | |
| 6am | 66°F19°C | 5 mph8 km/h Southwest | Mostly Clear | |
| 7am | 68°F20°C | 6 mph9 km/h Southwest | Mostly Clear | |
| 8am | 70°F21°C | 6 mph9 km/h Southwest | Mostly Clear | |
| 9am | 71°F22°C | 6 mph10 km/h Southwest | Mostly Cloudy | |
| 10am | 72°F22°C | 6 mph10 km/h Southwest | Cloudy | |
| 11am | 73°F23°C | 7 mph11 km/h Southwest | Cloudy | |
| 12pm | 72°F22°C | 7 mph11 km/h Southwest | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 5 | 51°F10°C | 73°F23°C | 5 mph9 km/h from Southwest | Mostly Cloudy | Mostly Cloudy |
| August 6 | 56°F13°C | 73°F23°C | 12 mph19 km/h from Southwest | Mostly Cloudy | Mostly Cloudy |
| August 7 | 56°F14°C | 74°F23°C | 6 mph10 km/h from Southwest | Cloudy | Partly Cloudy |
| August 8 | 55°F13°C | 75°F24°C | 8 mph13 km/h from West | Partly Cloudy | Mostly Clear |
| August 9 | 56°F13°C | 79°F26°C | 5 mph7 km/h from Southwest | Clear | Mostly Clear |
| August 10 | 60°F16°C | 82°F28°C | 7 mph11 km/h from Southwest | Partly Cloudy | Partly Cloudy |
| August 11 | 61°F16°C | 80°F27°C | 5 mph9 km/h from Southeast | Partly Cloudy | Partly Cloudy |
Yes
Low of 56°F14°C, High of 73°F23°CWind: 12 mph19 km/h
Precipitation: None