17.05
sun
sun
Day
75°F
NE 9 mph
Precip.
100%
100%
Night
68°F
S 6 mph
Precip.
0%
0%
18.05
mon
mon
Day
72°F
SE 1 mph
Precip.
100%
100%
Night
68°F
E 10 mph
Precip.
100%
100%
19.05
tue
tue
Day
66°F
E 8 mph
Precip.
100%
100%
Night
68°F
E 4 mph
Precip.
100%
100%
20.05
wed
wed
Day
70°F
NE 6 mph
Precip.
100%
100%
Night
68°F
N 4 mph
Precip.
100%
100%
21.05
thu
thu
Day
66°F
NW 6 mph
Precip.
100%
100%
Night
64°F
W 5 mph
Precip.
100%
100%
22.05
fri
fri
Day
68°F
W 6 mph
Precip.
100%
100%
Night
66°F
N 14 mph
Precip.
100%
100%
23.05
sat
sat
Day
68°F
W 7 mph
Precip.
100%
100%
Night
68°F
W 9 mph
Precip.
100%
100%
24.05
sun
sun
Day
70°F
W 6 mph
Precip.
100%
100%
Night
68°F
SW 7 mph
Precip.
100%
100%
25.05
mon
mon
Day
75°F
W 6 mph
Precip.
75%
75%
Night
70°F
SW 10 mph
Precip.
100%
100%
26.05
tue
tue
Day
75°F
W 9 mph
Precip.
0%
0%
Night
70°F
SW 9 mph
Precip.
0%
0%
27.05
wed
wed
Day
81°F
W 1 mph
Precip.
0%
0%
Night
68°F
S 3 mph
Precip.
70%
70%
28.05
thu
thu
Day
75°F
NE 4 mph
Precip.
0%
0%
Night
70°F
NE 4 mph
Precip.
100%
100%
29.05
fri
fri
Day
70°F
NW 6 mph
Precip.
100%
100%
Night
68°F
NW 4 mph
Precip.
100%
100%
sea water
temperature
temperature
| Ilhabela |
monthly
weather
weather
| Ilhabela |
current
weather
weather
| Ilhabela |
7 days
forecast
forecast
| Ilhabela |
Sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 76.3°F. The highest and lowest sea temperatures during the month were 77.5°F and 74.7°F.
Air temperature in Ilhabela, °F
Precipitation total in Ilhabela, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Ilhabela
Ilhabela on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Ilhabela
Local time: 01:59
May 17, sunday
0300
66°F
SW
9 mph
9 mph
0600
66°F
S
4 mph
4 mph
0900
72°F
SE
2 mph
2 mph
1200
75°F
NE
9 mph
9 mph
1500
70°F
NE
10 mph
10 mph
1800
68°F
S
5 mph
5 mph
2100
66°F
S
9 mph
9 mph
May 18, monday
0000
68°F
S
6 mph
6 mph
