Yes

you do need a jacket based on the weather in Stokesley, Middlesbrough TS9, UK 1 second ago

Why? Because just cool enough for a jacket, but not warm enough to ditch it!
53°F12°C & Clear

Wind is 8 mph13 km/h from the Southwest, gusting to 15 mph24 km/h
August 8
1am53°F12°C8 mph13 km/h SouthwestClear
2am55°F13°C9 mph15 km/h SouthwestClear
3am58°F14°C12 mph19 km/h SouthwestClear
4am60°F16°C14 mph23 km/h SouthwestMostly Clear
5am63°F17°C16 mph26 km/h SouthwestWindy
6am64°F18°C17 mph28 km/h SouthwestWindy
7am66°F19°C17 mph28 km/h SouthwestWindy
8am67°F19°C19 mph30 km/h SouthwestWindy
9am68°F20°C18 mph29 km/h SouthwestWindy
10am69°F21°C18 mph29 km/h SouthwestWindy
11am69°F20°C18 mph28 km/h SouthwestWindy
12pm68°F20°C17 mph28 km/h SouthwestWindy
DateLowHighWindDayNight
August 753°F12°C69°F21°C16 mph26 km/h from SouthwestWindyMostly Clear
August 855°F13°C68°F20°C19 mph30 km/h from SouthwestWindyMostly Clear
August 951°F10°C71°F22°C7 mph12 km/h from SouthwestPartly CloudyPartly Cloudy
August 1056°F13°C77°F25°C7 mph12 km/h from SouthwestMostly CloudyMostly Cloudy
August 1159°F15°C77°F25°C6 mph10 km/h from SoutheastMostly CloudyPartly Cloudy
August 1259°F15°C77°F25°C7 mph11 km/h from WestPartly CloudyDrizzle
August 1358°F15°C72°F22°C7 mph12 km/h from WestMostly CloudyPartly Cloudy

Yes

Low of 55°F13°C, High of 68°F20°C
Wind: 19 mph30 km/h
Precipitation: 8% rain

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