Measurements:
°C
°F
Jaco
88°F
N 9 mph
Feels like: 94°F
Precip: 0%
World Resorts Costa Rica Jaco Weather

Jaco Sea Water Temperature

Current Sea Water Temperature:
+89.6°F
Maximum Sea Water Temperature in March: 91.6°F
Minimum Sea Water Temperature in March: 87.0°F
Average water temperature in March: 89.2°F

Sea Water Temperature for the Last 10 Days:

March 10 89.6°F March 05 89.4°F
March 09 89.6°F March 04 89.6°F
March 08 88.8°F March 03 89.8°F
March 07 89.4°F March 02 89.0°F
March 06 89.2°F March 01 89.4°F

When is the Warmest Sea for Jaco?

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

Average Water Temperature by Month, °F

Sea Water Temperature in April

Select Year: 2025 2024 2023

The average sea surface temperature in April 2025 for Jaco was 90.7°F. The maximum and minimum values were 90.0°F and 91.4°F respectively.

Sea Water Temperature in May

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Jaco was 89.9°F. The maximum and minimum values were 88.8°F and 90.8°F respectively.

Sea Water Temperature in March

Select Year: 2025 2024 2023

The average sea surface temperature in March 2025 for Jaco was 89.7°F. The maximum and minimum values were 88.4°F and 90.6°F respectively.

Best Time to Visit Jaco
The most sunny months:
February 11 days
March 10 days
January 8 days
The most warm months:
April 89.1 °F
March 89.0 °F
February 88.4 °F
Warmest sea temperature:
April 89.6 °F
May 89.3 °F
March 89.2 °F
The most cold months:
November 83.9 °F
October 84.7 °F
August 85.2 °F
The most rainy months:
August 24 days
July 22 days
June 22 days
The most windy months:
February 5 mph
March 5 mph
April 4 mph

Jaco on the Weather Map

Costa Rica Resorts:
NAME
Alajuela +80
Cahuita +84
Cartago +72
Heredia +78
Jaco +88
Limon +84
Playa Flamingo +94
Playas del Coco +94
Puerto Limon +84
Quepos +90
Samara +92
San Jose +78
Santa Teresa +88
Tamarindo +94
Tortuguero +86
24 Hours Weather Forecast
Jaco
Local time: 16:16
10 mar, tuesday
1800 86°F
NE
5 mph
2100 84°F
SE
2 mph
11 mar, wednesday
0000 84°F
S
4 mph
0300 80°F
SW
6 mph
0600 80°F
SW
5 mph
0900 86°F
E
1 mph
1200 88°F
NE
7 mph
1500 88°F
N
8 mph