Yes
you do need a jacket based on the weather in Harlow, UK 1 second ago
Why? Because it's cool. Pleasantly cool, but cool.
57°F14°C & Drizzle
Wind is 7 mph12 km/h from the S, gusting to 15 mph24 km/h
| September 8 | ||||
| 3am | 58°F15°C | 7 mph12 km/h S | Mostly Cloudy | |
| 4am | 60°F15°C | 8 mph13 km/h S | Mostly Cloudy | |
| 5am | 61°F16°C | 8 mph13 km/h S | Cloudy | |
| 6am | 63°F17°C | 7 mph12 km/h S | Drizzle | |
| 7am | 65°F18°C | 7 mph11 km/h S | Rain | |
| 8am | 65°F19°C | 6 mph10 km/h S | Mostly Cloudy | |
| 9am | 66°F19°C | 6 mph10 km/h SE | Mostly Cloudy | |
| 10am | 67°F20°C | 6 mph10 km/h S | Mostly Cloudy | |
| 11am | 67°F19°C | 6 mph9 km/h S | Mostly Cloudy | |
| 12pm | 66°F19°C | 5 mph8 km/h SW | Mostly Cloudy | |
| 1pm | 65°F18°C | 5 mph8 km/h SW | Partly Cloudy | |
| 2pm | 64°F18°C | 4 mph7 km/h SW | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 7 | 57°F14°C | 67°F20°C | 7 mph11 km/h from S | Rain | Drizzle |
| September 8 | 52°F11°C | 64°F18°C | 13 mph20 km/h from NW | Cloudy | Mostly Cloudy |
| September 9 | 50°F10°C | 64°F18°C | 15 mph24 km/h from W | Drizzle | Rain |
| September 10 | 45°F7°C | 57°F14°C | 13 mph22 km/h from W | Partly Cloudy | Mostly Clear |
| September 11 | 43°F6°C | 58°F15°C | 9 mph15 km/h from NW | Partly Cloudy | Mostly Clear |
| September 12 | 42°F5°C | 62°F17°C | 9 mph15 km/h from N | Mostly Clear | Mostly Clear |
| September 13 | 45°F7°C | 66°F19°C | 9 mph15 km/h from NW | Partly Cloudy | Mostly Clear |
Yes
Low of 52°F11°C, High of 64°F18°CWind: 13 mph20 km/h
Precipitation: 19% rain