Being the largest country in Western Europe, France's weather is varied. In the northern half of rain is very common, with the southern half being the part were more sun is found.
South along the Mediterranean - Over 300 sunny days a year in some locations. The winters there are by and large mild with the summers very hot.
Southwest - Fairly sunny in general with some springs being exceptionally wet. The summers there can get very hot and humid.
Northeast - Cold and mostly rainy falls and winters with spring and summer being relatively sunny for that part of France. Some summers can get very hot and humid others not so much, tends to depend from year to year.
Northwest - Along the cost tends to have mild summers and winters with rain mixed in. The due north can be very rainy at times.
Paris - Can get extremely hot in the summer with very little wind to cool things down. In the fall it tends to be rainy and winters can get cold but not too often under freezing.