Measurements:
°C
°F
Santa Teresa
80°F
SW 6 mph
Feels like: 84°F
Precip: 100%
World Resorts Costa Rica Santa Teresa Weather

Santa Teresa Sea Water Temperature

Current Sea Water Temperature:
+86.6°F
Maximum Sea Water Temperature in December: 90.0°F
Minimum Sea Water Temperature in December: 84.4°F
Average water temperature in December: 86.5°F

Sea Water Temperature for the Last 10 Days:

December 05 86.6°F November 30 86.6°F
December 04 86.4°F November 29 86.6°F
December 03 86.4°F November 28 86.2°F
December 02 86.2°F November 27 86.4°F
December 01 86.4°F November 26 86.4°F

When is the Warmest Sea for Santa Teresa?

According to our data for the last three years for Santa Teresa the highest average sea water temperature was in May, April and June.

Average Water Temperature by Month, °F

Sea Water Temperature in May

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Santa Teresa was 90.2°F. The maximum and minimum values were 89.0°F and 91.6°F respectively.

Sea Water Temperature in April

Select Year: 2025 2024 2023

The average sea surface temperature in April 2025 for Santa Teresa was 90.1°F. The maximum and minimum values were 89.2°F and 91.2°F respectively.

Sea Water Temperature in June

Select Year: 2025 2024 2023

The average sea surface temperature in June 2025 for Santa Teresa was 88.7°F. The maximum and minimum values were 87.8°F and 89.6°F respectively.

Best Time to Visit Santa Teresa
The most sunny months:
February 23 days
March 21 days
January 20 days
The most warm months:
February 91.8 °F
March 91.8 °F
April 91.0 °F
Warmest sea temperature:
May 89.3 °F
April 88.9 °F
June 88.3 °F
The most cold months:
November 84.5 °F
October 84.9 °F
June 85.5 °F
The most rainy months:
June 16 days
August 15 days
October 13 days
The most windy months:
February 7 mph
March 6 mph
January 6 mph

Santa Teresa on the Weather Map

Costa Rica Resorts:
NAME
Alajuela +54
Cahuita +76
Heredia +56
Jaco +78
Limon +76
Playa Flamingo +76
Playas del Coco +76
Puerto Limon +76
Puerto Viejo de Talamanca +72
Quepos +70
Samara +76
San Jose +54
Santa Teresa +80
Tamarindo +76
Tortuguero +74
24 Hours Weather Forecast
Santa Teresa
Local time: 01:59
05 dec, friday
0300 80°F
SW
6 mph
0600 80°F
SW
7 mph
0900 84°F
W
7 mph
1200 86°F
NW
7 mph
1500 86°F
NW
7 mph
1800 82°F
NW
5 mph
2100 82°F
NW
5 mph
06 dec, saturday
0000 80°F
NW
3 mph