Translation of colder in German

Sometimes you forget one word and this makes the entire sentence sound differently. That means that you need to read each email before sending it twice at least if you want to be on the safe side every time.
I've never been to Switzerland, but I've been thinking about visiting it for a long time. Until now I was only in France and Holland. I should take the time and travel and visit new places.
Right now the weather in Italy is very good. We have 25 degrees and the sun is not too hot. I'm going to swim with my brother, the sea is not far away. Wish you also a happy holiday.