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Sea temperatures, water sports and vacation activities near San Juan, Costa Rica

Water temperatures throughout the year and general information about San Juan...

San Juan is a coastal city in Costa Rica. It is a relatively small coastal town close to the water with a population of 7729 people. The water temperature around San Juan is nearly steady throughout the year. The temperature ranges from 27.5°C (81.6°F) in December up to 29.5°C (85.1°F) in the month of September, as shown in the graph below. The average water temperature throughout the year is 29°C (84°F) and the best time for water activities is early fall, since San Juan is located in the northern hemisphere.

Hover over the bars to see temperature for each month in Celsius and Fahrenheit.

What is the current water temperature near San Juan?

The current water temperature in the month of May near San Juan is approximately:
29°C (84°F)

Are there surf spots close to San Juan?

There are not too many surf spots close to San Juan. The next good one is Boca Barranca, which is 30.5km (19.3miles) away from San Juan. Click here to check out more information on Boca Barranca and its current water temperature. Other surfspots near San Juan are Bajamar, which is approximately 31.1km (19.3miles) away, and Corralillo, located ca 31.3km (19.4miles) from San Juan.

Are there beaches close to San Juan?

No, there are not too many beaches near to San Juan. One beach, which is not too far away, is Puntarenas, which is 35.9km (22.3miles) away from San Juan. Another nice beach near San Juan is Santa Teresa, which is 38.5km (23.9miles) away.

What wetsuit is recommended for San Juan?

The average water temperature around San Juan is extremely warm, around 29°C (84°F), with very little changes during the year. The temperatures in June, July, and August are very similar to sea temperatures in December and January. Because of this, a wetsuit is usually not needed for swimming, surfing, snorkelling, or diving around San Juan. Nevertheless, you might want to bring a 1-2mm wetsuit top or a rashguard for abnormal windy conditions and for sun protection, especially when spending multiple hours in the sun each day. The sun radiation around San Juan can be particularly intense.

How is the scuba diving and fishing close to San Juan?

Fishing and diving conditions are very similar during the year. The waters around San Juan are mostly tropical, reaching temperatures between 25 and 30°C (76-85°F). The following fish can frequently be found in waters with these temperatures: Bonefish, Permit, Red Drum, and Tarpon.

Directions to San Juan: How do I get there?

Please follow the directions in the map below.

Interesting facts about San Juan...

Do you know what the the city Pergan in Indonesia, the city De Westereen in Netherlands, and the city Mangone in Italy have in common with San Juan? Click on the links to find out...