Measurements:
°C
°F
Tamarindo
92°F
SE 7 mph
Feels like: 98°F
Precip: 0%
World Resorts Costa Rica Tamarindo Weather

Tamarindo Sea Water Temperature

Current Sea Water Temperature:
+89.0°F
Maximum Sea Water Temperature in April: 90.4°F
Minimum Sea Water Temperature in April: 84.8°F
Average water temperature in April: 88.1°F

Sea Water Temperature for the Last 10 Days:

April 04 89.0°F March 30 87.2°F
April 03 88.4°F March 29 88.8°F
April 02 87.8°F March 28 89.2°F
April 01 87.6°F March 27 88.6°F
March 31 86.8°F March 26 88.6°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 28 days
January 27 days
February 26 days
The most warm months:
April 93.1 °F
March 93.0 °F
February 91.8 °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

24 Hours Weather Forecast
Tamarindo
Local time: 12:31
04 apr, saturday
1500 92°F
NE
11 mph
1800 88°F
NE
9 mph
2100 86°F
NW
6 mph
05 apr, sunday
0000 82°F
W
6 mph
0300 80°F
W
5 mph
0600 78°F
W
6 mph
0900 88°F
SW
6 mph
1200 94°F
SE
6 mph