Yes

you do need a jacket based on the weather in 34270 Saint-Mathieu-de-Tréviers, France 1 second ago

Why? Because it's cool. Pleasantly cool, but cool.
51°F11°C & Cloudy

Wind is 13 mph21 km/h from the SE, gusting to 26 mph42 km/h
April 26
11pm51°F11°C14 mph22 km/h SEDrizzle
April 27
12am51°F10°C13 mph21 km/h SECloudy
1am51°F10°C12 mph20 km/h SECloudy
2am51°F11°C12 mph19 km/h SECloudy
3am52°F11°C13 mph21 km/h SECloudy
4am54°F12°C15 mph25 km/h SEWindy
5am56°F13°C18 mph29 km/h SEWindy
6am58°F15°C19 mph31 km/h SEWindy
7am60°F15°C20 mph32 km/h SEWindy
8am61°F16°C22 mph35 km/h SEWindy
9am62°F17°C22 mph35 km/h SEWindy
10am62°F17°C22 mph35 km/h SEWindy
DateLowHighWindDayNight
April 2651°F10°C62°F17°C18 mph30 km/h from SEDrizzleRain
April 2754°F12°C59°F15°C12 mph19 km/h from SERainRain
April 2853°F12°C61°F16°C6 mph10 km/h from ERainRain
April 2953°F12°C61°F16°C7 mph12 km/h from SERainDrizzle
April 3050°F10°C65°F18°C6 mph9 km/h from SEDrizzleDrizzle
May 149°F9°C65°F18°C9 mph14 km/h from NWRainDrizzle
May 246°F8°C70°F21°C6 mph9 km/h from WPartly CloudyMostly Clear

Yes

Low of 55°F13°C, High of 59°F15°C
Wind: 12 mph19 km/h
Precipitation: 78% rain

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