No
you don't need a jacket based on the weather in Chesham HP5, UK 17 minutes ago
67°F20°C & Partly Cloudy
Wind is 7 mph11 km/h from the NE, gusting to 12 mph19 km/h
| May 18 | ||||
| 3pm | 64°F18°C | 7 mph11 km/h NE | Partly Cloudy | |
| 4pm | 62°F17°C | 7 mph11 km/h N | Mostly Clear | |
| 5pm | 59°F15°C | 8 mph13 km/h N | Mostly Clear | |
| 6pm | 56°F13°C | 8 mph12 km/h N | Partly Cloudy | |
| 7pm | 54°F12°C | 7 mph11 km/h N | Partly Cloudy | |
| 8pm | 52°F11°C | 7 mph12 km/h N | Partly Cloudy | |
| 9pm | 50°F10°C | 7 mph12 km/h N | Partly Cloudy | |
| 10pm | 49°F9°C | 7 mph12 km/h N | Partly Cloudy | |
| 11pm | 48°F9°C | 7 mph11 km/h N | Mostly Cloudy | |
| May 19 | ||||
| 12am | 48°F9°C | 7 mph11 km/h N | Mostly Cloudy | |
| 1am | 49°F9°C | 8 mph12 km/h N | Mostly Cloudy | |
| 2am | 50°F10°C | 9 mph14 km/h N | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 17 | 51°F11°C | 68°F20°C | 5 mph8 km/h from NE | Mostly Cloudy | Partly Cloudy |
| May 18 | 48°F9°C | 70°F21°C | 10 mph15 km/h from NE | Mostly Clear | Mostly Clear |
| May 19 | 47°F9°C | 68°F20°C | 11 mph17 km/h from NE | Partly Cloudy | Partly Cloudy |
| May 20 | 46°F8°C | 67°F19°C | 6 mph10 km/h from NE | Mostly Cloudy | Drizzle |
| May 21 | 52°F11°C | 61°F16°C | 11 mph18 km/h from NW | Drizzle | Mostly Cloudy |
| May 22 | 51°F11°C | 64°F18°C | 11 mph18 km/h from W | Mostly Cloudy | Partly Cloudy |
| May 23 | 50°F10°C | 64°F18°C | 6 mph9 km/h from N | Mostly Cloudy | Partly Cloudy |
Yes
Low of 47°F9°C, High of 71°F22°CWind: 10 mph15 km/h
Precipitation: 4% rain