Costa Rica water temperature in December

Can you swim in Costa Rica in winter? In December sea water temperature throughout Costa Rica warms above 20°C and it is enough for a comfortable bath. Based on average water temperature observations over the past ten years, the warmest sea in Costa Rica in December was 28.7°C (in Golfito), and the coldest water 27.3°C (in Cocos Island). To find out the sea temperature today and in the coming days, go to Current sea temperature in Costa Rica

Costa Rica sea surface temp in December

Costa Rica cities and resorts with the values of the average water temperature in December in recent years.
For more detailed information about water temperature, surf forecast, weather and time of sunrise and sunset in any specific area of your interest, just click on a city name. For ease of search, all places are also grouped by the first letter of the name.

To find out what the water temperature was in Costa Rica any day over a period of the last ten years, select the month

Places with the warmest average sea water temperature in Costa Rica in December. Also indicated are the maximum and minimum temperatures in December for these locations based on observations over the past 10 years

If you have interesting photos of this place, you can upload them here. Photos will be available to all users after verification by the moderator.

Get widget or API for your website

Our report for Costa Rica is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.