Measurements:
°C
°F
Cartagena
88°F
NW 5 mph
Feels like: 96°F
Precip: 14%
World Resorts Colombia Cartagena Weather

Cartagena Sea Water Temperature

Current Sea Water Temperature:
+89.6°F
Maximum Sea Water Temperature in August: 92.4°F
Minimum Sea Water Temperature in August: 88.4°F
Average water temperature in August: 89.8°F

Sea Water Temperature for the Last 10 Days:

August 19 89.6°F August 14 89.6°F
August 18 89.4°F August 13 90.8°F
August 17 89.4°F August 12 91.0°F
August 16 90.2°F August 11 89.8°F
August 15 90.2°F August 10 89.6°F

When is the Warmest Sea for Cartagena?

According to our data for the last three years for Cartagena the highest average sea water temperature was in September, October and August.

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Cartagena was 90.3°F. The maximum and minimum values were 89.2°F and 92.2°F respectively.

Sea Water Temperature in October

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Cartagena was 89.4°F. The maximum and minimum values were 88.2°F and 90.4°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Cartagena was 90.1°F. The maximum and minimum values were 89.0°F and 91.0°F respectively.

Best Time to Visit Cartagena
The most sunny months:
January 16 days
February 16 days
March 14 days
The most warm months:
February 91.1 °F
March 90.6 °F
April 89.9 °F
Warmest sea temperature:
September 90.1 °F
October 89.9 °F
August 89.9 °F
The most cold months:
November 86.2 °F
October 86.6 °F
September 87.6 °F
The most rainy months:
October 8 days
August 8 days
September 7 days
The most windy months:
February 9 mph
March 9 mph
April 8 mph

Cartagena on the Weather Map

24 Hours Weather Forecast
Cartagena
Local time: 08:30
19 aug, wednesday
0900 88°F
NW
5 mph
1200 88°F
SE
12 mph
1500 86°F
S
15 mph
1800 86°F
SW
17 mph
2100 86°F
SW
18 mph
20 aug, thursday
0000 86°F
SW
17 mph
0300 84°F
SW
8 mph
0600 84°F
N
8 mph