If you are coming to Europe in March you are obviously not looking for sunbathing destinations. Still, many of Europe's best and most popular cities have surprisingly decent weather in March, so it can be an excellent time for a city visit. More good news is that most of southern Europe is mostly dry in March, so a light jacket or sweater is probably all you'll need most of the time.
If you are looking for a warm-weather destination in March you should probably think about Asia or perhaps the Caribbean. As long as you don't need it to be actually hot, the Canary Islands are warm and pleasant enough that some people do sunbathe in March, so it's the first place on the list below. Click to read more