Measurements:
°C
°F
Tamarindo
76°F
SW 11 mph
Feels like: 80°F
Precip: 0%
World Resorts Costa Rica Tamarindo Weather

Tamarindo Sea Water Temperature

Current Sea Water Temperature:
+86.6°F
Maximum Sea Water Temperature in January: 89.4°F
Minimum Sea Water Temperature in January: 82.8°F
Average water temperature in January: 86.1°F

Sea Water Temperature for the Last 10 Days:

January 29 86.6°F January 24 86.8°F
January 28 87.0°F January 23 86.2°F
January 27 87.8°F January 22 86.6°F
January 26 87.2°F January 21 85.4°F
January 25 86.6°F January 20 85.8°F

When is the Warmest Sea for Tamarindo?

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

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 Tamarindo was 89.3°F. The maximum and minimum values were 88.4°F and 90.2°F respectively.

Sea Water Temperature in June

Select Year: 2025 2024 2023

The average sea surface temperature in June 2025 for Tamarindo was 88.9°F. The maximum and minimum values were 88.0°F and 89.6°F respectively.

Sea Water Temperature in April

Select Year: 2025 2024 2023

The average sea surface temperature in April 2025 for Tamarindo was 89.0°F. The maximum and minimum values were 87.6°F and 90.4°F respectively.

Best Time to Visit Tamarindo
The most sunny months:
March 27 days
January 26 days
February 26 days
The most warm months:
April 93.1 °F
March 93.1 °F
February 92.1 °F
Warmest sea temperature:
May 89.0 °F
June 88.3 °F
April 88.1 °F
The most cold months:
November 84.6 °F
October 84.8 °F
September 85.8 °F
The most rainy months:
June 14 days
September 12 days
August 12 days
The most windy months:
February 9 mph
January 8 mph
March 7 mph

Tamarindo on the Weather Map

Costa Rica Resorts:
NAME
Alajuela +56
Cahuita +74
Cartago +50
Jaco +76
Limon +74
Playa Flamingo +76
Playas del Coco +76
Puerto Limon +74
Puerto Viejo de Talamanca +68
Quepos +66
Samara +80
San Jose +52
Santa Teresa +76
Tamarindo +76
Tortuguero +72
24 Hours Weather Forecast
Tamarindo
Local time: 03:35
29 jan, thursday
0600 76°F
SW
8 mph
0900 84°F
SW
14 mph
1200 86°F
SW
17 mph
1500 88°F
SW
16 mph
1800 82°F
SW
13 mph
2100 78°F
SW
11 mph
30 jan, friday
0000 76°F
W
11 mph
0300 74°F
SW
8 mph