Current sea water temperature:
+85.6°F
| Minimum sea water temperature in September: | 87.6°F |
| Maximum sea water temperature in September: | 82.2°F |
| Average sea water temperature in September: | 84.2°F |
| more information | |
14 days
forecast
forecast
| Tamarindo |
monthly
weather
weather
| Tamarindo |
Sea water temperature for the last 10 days:
| September 16 | 85.6°F | September 11 | 86.5°F |
| September 15 | 86.4°F | September 10 | 87.3°F |
| September 14 | 86.5°F | September 9 | 86.4°F |
| September 13 | 86.2°F | September 8 | 86.2°F |
| September 12 | 86.7°F | September 7 | 85.8°F |
Monthly sea water temperature, °F
When is the warmest sea in Tamarindo?
Based on the data about daily sea water temperature for the last three years the warmest sea in Tamarindo was noticed in May, June and August.
Monthly Sea Temperatures in Tamarindo, °F
Sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 86.0°F. The highest and lowest sea temperatures during the month were 86.9°F and 84.9°F.
Sea water temperature in June, °F
Show year:
2026
2025
2024
The average sea water temperature in June of 2026 was 85.8°F. The highest and lowest sea temperatures during the month were 86.9°F and 84.7°F.
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 86.1°F. The highest and lowest sea temperatures during the month were 87.1°F and 85.3°F.
current
weather
weather
| Tamarindo |
weather in
September
September
| Tamarindo |
Best time for vacation in Tamarindo
Tamarindo on a weather map
Places in Costa Rica:
Name
°F
24 Hours Forecast
Tamarindo
Local time: 07:30
September 16, wednesday
0900
84°F
SW
5 mph
5 mph
1200
88°F
E
7 mph
7 mph
1500
82°F
NE
14 mph
14 mph
1800
82°F
N
4 mph
4 mph
2100
79°F
NW
5 mph
5 mph
September 17, thursday
0000
79°F
W
3 mph
3 mph
0300
79°F
SW
2 mph
2 mph
0600
79°F
W
4 mph
4 mph
