Measurements:
°C
°F
Cap Haitien
88°F
SW 9 mph
Feels like: 96°F
Precip: 17%
World Resorts Haiti Cap Haitien Weather

Cap Haitien Sea Water Temperature

Current Sea Water Temperature:
+90.0°F
Maximum Sea Water Temperature in September: 92.0°F
Minimum Sea Water Temperature in September: 87.0°F
Average water temperature in September: 89.3°F

Sea Water Temperature for the Last 10 Days:

September 08 90.0°F September 03 89.6°F
September 07 89.8°F September 02 89.4°F
September 06 90.0°F September 01 89.4°F
September 05 90.0°F August 31 89.2°F
September 04 89.8°F August 30 89.0°F

When is the Warmest Sea for Cap Haitien?

According to our data for the last three years for Cap Haitien 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 Cap Haitien was 90.5°F. The maximum and minimum values were 89.8°F and 91.0°F respectively.

Sea Water Temperature in October

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Cap Haitien was 89.9°F. The maximum and minimum values were 88.6°F and 90.8°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Cap Haitien was 89.4°F. The maximum and minimum values were 88.6°F and 90.4°F respectively.

Best Time to Visit Cap Haitien
The most sunny months:
January 16 days
June 16 days
July 15 days
The most warm months:
September 90.2 °F
August 90.2 °F
July 89.8 °F
Warmest sea temperature:
September 89.3 °F
October 89.2 °F
August 88.3 °F
The most cold months:
January 83.3 °F
February 83.4 °F
March 83.7 °F
The most rainy months:
May 5 days
August 5 days
July 5 days
The most windy months:
February 11 mph
March 11 mph
July 10 mph

Cap Haitien on the Weather Map

Haiti Resorts:
NAME
Cap Haitien +88
Carrefour +92
Port au Prince +90
24 Hours Weather Forecast
Cap Haitien
Local time: 15:45
08 sep, tuesday
1800 88°F
SW
7 mph
2100 86°F
SW
1 mph
09 sep, wednesday
0000 86°F
NE
2 mph
0300 84°F
W
7 mph
0600 82°F
NW
5 mph
0900 84°F
W
6 mph
1200 88°F
SW
9 mph
1500 88°F
SW
17 mph