Weather in Sunny Beach in December

Average daily temperatures

It can pretty chilly at this time of year so visitors should take warm winter clothing. The average daily maximum is 9 C and the average daily minimum is 1 C.

Sunshine and rainfall

There is a 58% chance of a perfect sunny day and a 42% chance of seeing some clouds, with on average 11mm of rainfall this month.

Best time to be on the beach

It’s usually too cold to swim at this time of year and visitors may be better off seeking the comfort of a heated or indoor pool. The average sea temperature is 11 C.