No
you don't need a jacket based on the weather in Portsmouth, UK 1 second ago
67°F20°C & Cloudy
Wind is 7 mph12 km/h from the North, gusting to 16 mph25 km/h
| July 27 | ||||
| 7am | 68°F20°C | 7 mph12 km/h North | Mostly Cloudy | |
| 8am | 69°F21°C | 7 mph11 km/h Northwest | Mostly Cloudy | |
| 9am | 70°F21°C | 7 mph11 km/h Northwest | Mostly Cloudy | |
| 10am | 71°F22°C | 9 mph14 km/h Northwest | Mostly Cloudy | |
| 11am | 70°F21°C | 9 mph15 km/h Northwest | Mostly Cloudy | |
| 12pm | 70°F21°C | 11 mph17 km/h Northwest | Cloudy | |
| 1pm | 69°F21°C | 11 mph17 km/h Northwest | Mostly Cloudy | |
| 2pm | 68°F20°C | 9 mph15 km/h Northwest | Cloudy | |
| 3pm | 67°F19°C | 9 mph14 km/h Northwest | Cloudy | |
| 4pm | 66°F19°C | 7 mph11 km/h Northwest | Cloudy | |
| 5pm | 64°F18°C | 7 mph11 km/h Northwest | Mostly Cloudy | |
| 6pm | 62°F17°C | 6 mph10 km/h Northwest | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| July 26 | 61°F16°C | 71°F22°C | 8 mph13 km/h from Northwest | Mostly Cloudy | Partly Cloudy |
| July 27 | 56°F13°C | 72°F22°C | 9 mph14 km/h from West | Partly Cloudy | Partly Cloudy |
| July 28 | 58°F14°C | 72°F22°C | 6 mph10 km/h from West | Drizzle | Partly Cloudy |
| July 29 | 59°F15°C | 73°F23°C | 7 mph12 km/h from Northwest | Partly Cloudy | Partly Cloudy |
| July 30 | 59°F15°C | 71°F22°C | 9 mph15 km/h from West | Mostly Cloudy | Drizzle |
| July 31 | 59°F15°C | 72°F22°C | 8 mph13 km/h from Northwest | Mostly Cloudy | Partly Cloudy |
| August 1 | 57°F14°C | 71°F22°C | 8 mph13 km/h from Northwest | Mostly Cloudy | Mostly Cloudy |
Yes
Low of 56°F14°C, High of 73°F23°CWind: 9 mph14 km/h
Precipitation: None