World Resorts Curacao Willemstad Weather

Willemstad Sea Temperature in September

Average sea water temperature in September:
+84.2°F
Minimum sea water temperature in September: 86.5°F
Maximum sea water temperature in September: 81.9°F

Daily sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 84.6°F. The highest and lowest sea temperatures during the month were 85.6°F and 83.7°F.

Monthly sea water temperature in Willemstad, °F

Which Curacao resorts have warmest sea in September?

Place name September 2025 September 2024
Willemstad 84.6°F 85.4°F

Best time for vacation in Willemstad

Sunniest months:
September 18 days
August 17 days
July 14 days
Warmest months:
September 87.5 °F
August 87.0 °F
October 86.8 °F
Warmest sea temp:
October 84.4 °F
September 84.2 °F
November 83.7 °F
Coldest months:
February 81.6 °F
March 82.0 °F
January 82.2 °F
Rainiest months:
November 9 days
December 7 days
October 7 days
Windiest months:
June 21.4 mph
July 20.5 mph
May 20.3 mph

Willemstad on a weather map

Current weather
04:24
Willemstad
+75°F
NW 2 mph
Feels like: +81°F
Precip.: 43%
Places in Curacao:
Name
°F
Willemstad
+75°F
24 Hours Forecast
Willemstad
Local time: 04:24
September 05, saturday
0600
73°F
NW
2 mph
0900
82°F
NW
7 mph
1200
97°F
NW
9 mph
1500
91°F
N
4 mph
1800
90°F
N
8 mph
2100
82°F
W
6 mph
September 06, sunday
0000
79°F
W
4 mph
0300
75°F
NW
2 mph
Units of measurement: °C / °F