16.09
wed
wed
Day

84°F
S 6 mph
Precip.
11%
11%
Night

72°F
NW 5 mph
Precip.
27%
27%
17.09
thu
thu
Day

84°F
SW 5 mph
Precip.
12%
12%
Night

72°F
NW 7 mph
Precip.
28%
28%
18.09
fri
fri
Day

82°F
S 4 mph
Precip.
25%
25%
Night

73°F
NW 4 mph
Precip.
10%
10%
19.09
sat
sat
Day

84°F
S 4 mph
Precip.
9%
9%
Night

73°F
NW 4 mph
Precip.
12%
12%
20.09
sun
sun
Day

86°F
SE 4 mph
Precip.
9%
9%
Night

72°F
NW 2 mph
Precip.
27%
27%
21.09
mon
mon
Day

84°F
NW 4 mph
Precip.
8%
8%
Night

73°F
NW 2 mph
Precip.
16%
16%
22.09
tue
tue
Day

84°F
NW 4 mph
Precip.
38%
38%
Night

72°F
NW 3 mph
Precip.
41%
41%
sea water
temperature
temperature
| Port au Prince |
monthly
weather
weather
| Port au Prince |
current
weather
weather
| Port au Prince |
14 days
forecast
forecast
| Port au Prince |
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 87.5°F. The highest and lowest sea temperatures during the month were 88.2°F and 86.9°F.
Air temperature in Port au Prince, °F
Precipitation total in Port au Prince, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Port au Prince
Port au Prince on a weather map
24 Hours Forecast
Port au Prince
Local time: 12:40
September 16, wednesday
1500

84°F
E
4 mph
4 mph
1800

77°F
SE
4 mph
4 mph
2100

73°F
W
2 mph
2 mph
September 17, thursday
0000

72°F
NW
5 mph
5 mph
0300

72°F
NW
2 mph
2 mph
0600

72°F
NW
3 mph
3 mph
0900

77°F
W
6 mph
6 mph
1200

84°F
SW
5 mph
5 mph



























