Yes
you do need a jacket based on the weather in Harrow, UK 1 second ago
Why? Because the air feels like the cozy middle ground between summer and winter!
56°F13°C & Clear
Wind is 4 mph7 km/h from the Southwest, gusting to 10 mph16 km/h
| September 8 | ||||
| 7pm | 55°F13°C | 4 mph7 km/h Southwest | Clear | |
| 8pm | 54°F12°C | 4 mph7 km/h Southwest | Clear | |
| 9pm | 53°F12°C | 4 mph6 km/h Southwest | Clear | |
| 10pm | 52°F11°C | 3 mph5 km/h Southwest | Clear | |
| 11pm | 51°F11°C | 3 mph4 km/h Southwest | Clear | |
| September 9 | ||||
| 12am | 50°F10°C | 2 mph4 km/h South | Clear | |
| 1am | 50°F10°C | 2 mph4 km/h South | Clear | |
| 2am | 50°F10°C | 2 mph4 km/h South | Mostly Clear | |
| 3am | 53°F11°C | 3 mph4 km/h South | Mostly Clear | |
| 4am | 57°F14°C | 3 mph6 km/h South | Clear | |
| 5am | 61°F16°C | 6 mph10 km/h Southwest | Mostly Clear | |
| 6am | 63°F17°C | 7 mph12 km/h South | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 7 | 55°F13°C | 70°F21°C | 6 mph10 km/h from Southwest | Mostly Clear | Mostly Clear |
| September 8 | 50°F10°C | 67°F20°C | 7 mph11 km/h from South | Partly Cloudy | Drizzle |
| September 9 | 55°F13°C | 64°F18°C | 11 mph17 km/h from South | Drizzle | Drizzle |
| September 10 | 52°F11°C | 64°F18°C | 12 mph20 km/h from Southwest | Drizzle | Drizzle |
| September 11 | 50°F10°C | 63°F17°C | 12 mph19 km/h from Southwest | Drizzle | Drizzle |
| September 12 | 51°F11°C | 62°F17°C | 11 mph18 km/h from Southwest | Drizzle | Partly Cloudy |
| September 13 | 50°F10°C | 67°F19°C | 11 mph18 km/h from South | Drizzle | Drizzle |
Yes
Low of 50°F10°C, High of 67°F20°CWind: 7 mph11 km/h
Precipitation: 8% rain