25.07
sat
sat
Day
86°F
W 15 mph
Precip.
12%
12%
Night
75°F
W 10 mph
Precip.
23%
23%
26.07
sun
sun
Day
81°F
NW 9 mph
Precip.
14%
14%
Night
77°F
W 9 mph
Precip.
17%
17%
27.07
mon
mon
Day
90°F
W 12 mph
Precip.
3%
3%
Night
77°F
W 11 mph
Precip.
15%
15%
28.07
tue
tue
Day
90°F
W 14 mph
Precip.
3%
3%
Night
75°F
W 9 mph
Precip.
31%
31%
29.07
wed
wed
Day
88°F
W 16 mph
Precip.
5%
5%
Night
77°F
W 12 mph
Precip.
33%
33%
30.07
thu
thu
Day
86°F
W 16 mph
Precip.
36%
36%
Night
77°F
W 12 mph
Precip.
24%
24%
31.07
fri
fri
Day
86°F
W 16 mph
Precip.
9%
9%
Night
75°F
W 9 mph
Precip.
22%
22%
01.08
sat
sat
Day
88°F
W 15 mph
Precip.
4%
4%
Night
77°F
W 9 mph
Precip.
22%
22%
02.08
sun
sun
Day
90°F
W 16 mph
Precip.
4%
4%
Night
75°F
W 11 mph
Precip.
23%
23%
03.08
mon
mon
Day
88°F
W 17 mph
Precip.
17%
17%
Night
75°F
W 11 mph
Precip.
29%
29%
04.08
tue
tue
Day
84°F
W 16 mph
Precip.
17%
17%
Night
77°F
W 10 mph
Precip.
21%
21%
05.08
wed
wed
Day
88°F
W 17 mph
Precip.
8%
8%
Night
77°F
W 11 mph
Precip.
25%
25%
06.08
thu
thu
Day
90°F
W 16 mph
Precip.
3%
3%
Night
77°F
W 12 mph
Precip.
25%
25%
07.08
fri
fri
Day
90°F
W 17 mph
Precip.
4%
4%
Night
79°F
W 14 mph
Precip.
15%
15%
sea water
temperature
temperature
| Willemstad |
monthly
weather
weather
| Willemstad |
current
weather
weather
| Willemstad |
7 days
forecast
forecast
| Willemstad |
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 81.9°F. The highest and lowest sea temperatures during the month were 82.9°F and 81.3°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 83.5°F. The highest and lowest sea temperatures during the month were 84.4°F and 82.2°F.
Air temperature in Willemstad, °F
Precipitation total in Willemstad, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Willemstad
Willemstad on a weather map
24 Hours Forecast
Willemstad
Local time: 05:49
July 25, saturday
0600
73°F
NW
6 mph
6 mph
0900
81°F
W
11 mph
11 mph
1200
86°F
W
15 mph
15 mph
1500
88°F
W
17 mph
17 mph
1800
81°F
W
16 mph
16 mph
2100
77°F
W
12 mph
12 mph
July 26, sunday
0000
75°F
W
10 mph
10 mph
0300
75°F
NW
7 mph
7 mph
