World Resorts Brazil Ilhabela Weather

Ilhabela 7 Days Forecast

15.09
tue
Day
63°F
NE 7 mph
Precip.
36%
Night
59°F
SE 2 mph
Precip.
69%
16.09
wed
Day
64°F
N 4 mph
Precip.
29%
Night
61°F
W 4 mph
Precip.
47%
17.09
thu
Day
63°F
SW 4 mph
Precip.
50%
Night
63°F
SW 6 mph
Precip.
43%
18.09
fri
Day
72°F
N 2 mph
Precip.
21%
Night
64°F
S 3 mph
Precip.
38%
19.09
sat
Day
66°F
SW 5 mph
Precip.
40%
Night
66°F
SW 6 mph
Precip.
85%
20.09
sun
Day
68°F
SW 8 mph
Precip.
66%
Night
68°F
S 3 mph
Precip.
31%
21.09
mon
Day
68°F
S 6 mph
Precip.
53%
Night
68°F
S 6 mph
Precip.
29%

Sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 71.1°F. The highest and lowest sea temperatures during the month were 72.0°F and 70.2°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

Sunniest months:
July 18 days
September 15 days
August 15 days
Warmest months:
March 80.8 °F
February 80.8 °F
January 80.3 °F
Warmest sea temp:
February 81.4 °F
March 80.2 °F
January 79.9 °F
Coldest months:
June 72.4 °F
July 72.7 °F
May 73.7 °F
Rainiest months:
December 7 days
January 7 days
February 6 days
Windiest months:
October 5.2 mph
September 5.1 mph
August 4.8 mph

Ilhabela on a weather map

Current weather
06:03
Ilhabela
+61°F
NE 6 mph
Feels like: +61°F
Precip.: 51%
Places in Brazil:
Name
°F
Balneario Camboriu
+50°F
Buzios
+64°F
Joao Pessoa
+77°F
Ilha de Itamaraca
+79°F
Natal
+75°F
Recife
+73°F
Rio de Janeiro
+66°F
Salvador
+75°F
Sao Jose de Ribamar
+79°F
Sao Paulo
+54°F
Sao Sebastiao
+61°F
Santos
+64°F
Florianopolis
+54°F
Fortaleza
+79°F
Xangri-la
+54°F
all places
24 Hours Forecast
Ilhabela
Local time: 06:03
September 15, tuesday
0900
61°F
NE
6 mph
1200
63°F
NE
7 mph
1500
63°F
NE
6 mph
1800
59°F
NE
3 mph
2100
59°F
E
2 mph
September 16, wednesday
0000
59°F
SE
2 mph
0300
59°F
NE
2 mph
0600
57°F
E
2 mph
Units of measurement: °C / °F