Measurements:
°C
°F
Cartago
54°F
W 3 mph
Feels like: 54°F
Precip: 0%
World Resorts Costa Rica Cartago Weather

Cartago Sea Water Temperature

Current Sea Water Temperature:
+86.4°F
Maximum Sea Water Temperature in December: 90.4°F
Minimum Sea Water Temperature in December: 83.8°F
Average water temperature in December: 86.9°F

Sea Water Temperature for the Last 10 Days:

December 04 86.4°F November 29 87.4°F
December 03 86.4°F November 28 88.0°F
December 02 86.4°F November 27 86.6°F
December 01 86.2°F November 26 86.2°F
November 30 87.2°F November 25 86.4°F

When is the Warmest Sea for Cartago?

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

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 Cartago was 90.9°F. The maximum and minimum values were 90.2°F and 92.0°F respectively.

Sea Water Temperature in March

Select Year: 2025 2024 2023

The average sea surface temperature in March 2025 for Cartago was 90.3°F. The maximum and minimum values were 89.2°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 Cartago was 89.8°F. The maximum and minimum values were 89.0°F and 90.6°F respectively.

Best Time to Visit Cartago
The most sunny months:
February 12 days
January 10 days
March 10 days
The most warm months:
March 78.0 °F
April 77.6 °F
February 76.7 °F
Warmest sea temperature:
April 89.7 °F
March 89.4 °F
May 89.0 °F
The most cold months:
November 72.7 °F
October 72.9 °F
December 73.8 °F
The most rainy months:
September 26 days
June 26 days
October 25 days
The most windy months:
February 5 mph
January 5 mph
March 4 mph

Cartago on the Weather Map

Costa Rica Resorts:
NAME
Alajuela +58
Cahuita +76
Heredia +58
Jaco +80
Limon +76
Playa Flamingo +78
Playas del Coco +78
Puerto Limon +76
Puerto Viejo de Talamanca +74
Quepos +74
Samara +78
San Jose +54
Santa Teresa +82
Tamarindo +78
Tortuguero +76
24 Hours Weather Forecast
Cartago
Local time: 01:07
05 dec, friday
0300 54°F
W
3 mph
0600 54°F
W
3 mph
0900 72°F
SW
3 mph
1200 78°F
SW
4 mph
1500 72°F
S
2 mph
1800 58°F
W
2 mph
2100 54°F
W
3 mph
06 dec, saturday
0000 54°F
NW
2 mph