Lisbon should be your holiday destination due to being a capital that gets the most sunshine in Europe and it can be visited during all four seasons. Also , if you don’t like crowds, you can visit Lisbon in winter with its warm weather because of the oceanic climate.
If you visit Lisbon in the winter, the weather will be warm, especially, between October and January. The temperatures probably will be 10-20 degress, but, no matter how low the degrees are, the sun will always be in place and keep going to be warm.
So, stop thinking about where you can go to visit because Lisbon, in every season,is the best place that you can totally enjoy your holiday. Imagine that when you eating de nata in front of the Belem Tower with warm wind without sweating under the sun.