Yes

you do need a jacket based on the weather in Wolverton Rd, Rednal, Birmingham B45 8RN, UK 1 second ago

Why? Because the drizzle is not enough rain to call it "raining," but enough to make you a little soggy!
66°F19°C & Drizzle

Wind is 8 mph13 km/h from the South, gusting to 18 mph29 km/h
September 7
7am66°F19°C8 mph13 km/h SoutheastDrizzle
8am68°F20°C9 mph14 km/h SoutheastDrizzle
9am69°F21°C12 mph19 km/h SoutheastCloudy
10am71°F21°C11 mph18 km/h SouthCloudy
11am71°F22°C14 mph22 km/h SouthCloudy
12pm69°F20°C13 mph21 km/h SouthCloudy
1pm68°F20°C13 mph21 km/h SouthwestMostly Cloudy
2pm66°F19°C12 mph19 km/h SouthwestMostly Cloudy
3pm64°F18°C9 mph15 km/h SouthwestPartly Cloudy
4pm62°F17°C9 mph14 km/h SouthwestMostly Clear
5pm60°F16°C8 mph12 km/h SouthwestMostly Clear
6pm58°F15°C7 mph11 km/h SouthwestMostly Clear
DateLowHighWindDayNight
September 658°F14°C71°F22°C10 mph16 km/h from SouthDrizzleMostly Clear
September 752°F11°C65°F19°C9 mph14 km/h from SouthwestMostly ClearMostly Clear
September 848°F9°C66°F19°C8 mph13 km/h from SouthPartly CloudyPartly Cloudy
September 953°F11°C65°F18°C10 mph17 km/h from SouthDrizzleRain
September 1051°F10°C61°F16°C13 mph20 km/h from SouthwestDrizzlePartly Cloudy
September 1148°F9°C62°F17°C12 mph19 km/h from SouthwestDrizzleDrizzle
September 1248°F9°C61°F16°C12 mph19 km/h from SouthwestDrizzleMostly Cloudy

Yes

Low of 53°F12°C, High of 65°F19°C
Wind: 9 mph14 km/h
Precipitation: 18% rain

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