Yes

you do need a jacket based on the weather in Thame OX9, UK 1 second ago

Why? Because the wind makes walking forward feel like moonwalking in reverse!
59°F15°C & Windy

Wind is 15 mph24 km/h from the West, gusting to 29 mph46 km/h
June 22
11pm58°F15°C15 mph25 km/h WestWindy
June 23
12am56°F14°C15 mph24 km/h WestPartly Cloudy
1am55°F13°C15 mph24 km/h WestMostly Clear
2am55°F13°C15 mph24 km/h WestClear
3am57°F14°C16 mph26 km/h WestWindy
4am59°F15°C16 mph26 km/h WestWindy
5am61°F16°C16 mph26 km/h WestWindy
6am63°F17°C16 mph26 km/h WestWindy
7am65°F18°C16 mph26 km/h WestWindy
8am66°F19°C16 mph26 km/h WestWindy
9am68°F20°C16 mph26 km/h WestWindy
10am69°F20°C17 mph27 km/h WestWindy
DateLowHighWindDayNight
June 2255°F13°C69°F21°C16 mph26 km/h from WestWindyPartly Cloudy
June 2356°F13°C74°F23°C17 mph27 km/h from SouthwestWindyPartly Cloudy
June 2458°F15°C77°F25°C9 mph14 km/h from SouthwestMostly CloudyRain
June 2560°F15°C71°F22°C17 mph27 km/h from WestDrizzleMostly Cloudy
June 2660°F15°C77°F25°C16 mph26 km/h from SouthwestWindyPartly Cloudy
June 2764°F18°C79°F26°C13 mph21 km/h from SouthwestMostly CloudyPartly Cloudy
June 2864°F18°C78°F26°C10 mph16 km/h from SouthwestMostly CloudyMostly Clear

Yes

Low of 55°F13°C, High of 74°F24°C
Wind: 17 mph27 km/h
Precipitation: 8% rain

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