Measurements:
°C
°F
Ilhabela
74°F
SW 1 mph
Feels like: 74°F
Precip: 0%
World Resorts Brazil Ilhabela Weather

Ilhabela Sea Water Temperature

Current Sea Water Temperature:
+79.2°F
Maximum Sea Water Temperature in May: 81.0°F
Minimum Sea Water Temperature in May: 74.6°F
Average water temperature in May: 78.3°F

Sea Water Temperature for the Last 10 Days:

April 30 79.2°F April 25 78.8°F
April 29 79.6°F April 24 78.0°F
April 28 79.6°F April 23 77.6°F
April 27 80.2°F April 22 78.4°F
April 26 80.2°F April 21 78.6°F

When is the Warmest Sea for Ilhabela?

According to our data for the last three years for Ilhabela the highest average sea water temperature was in February, March and January.

Average Water Temperature by Month, °F

Sea Water Temperature in February

Select Year: 2026 2025 2024

The average sea surface temperature in February 2026 for Ilhabela was 86.4°F. The maximum and minimum values were 84.6°F and 88.6°F respectively.

Sea Water Temperature in March

Select Year: 2026 2025 2024

The average sea surface temperature in March 2026 for Ilhabela was 83.2°F. The maximum and minimum values were 81.0°F and 84.8°F respectively.

Sea Water Temperature in January

Select Year: 2026 2025 2024

The average sea surface temperature in January 2026 for Ilhabela was 85.0°F. The maximum and minimum values were 83.4°F and 86.2°F respectively.

Best Time to Visit Ilhabela
The most sunny months:
July 18 days
August 16 days
June 15 days
The most warm months:
March 84.3 °F
February 84.2 °F
January 83.6 °F
Warmest sea temperature:
February 84.9 °F
March 83.6 °F
January 83.2 °F
The most cold months:
June 75.2 °F
July 75.2 °F
May 76.5 °F
The most rainy months:
December 7 days
January 7 days
February 6 days
The most windy months:
October 5 mph
September 5 mph
November 4 mph

Ilhabela on the Weather Map

Brazil Resorts:
NAME
Buzios +76
Florianopolis +64
Fortaleza +80
Guarapari +72
Guaratuba +64
Ilha de Itamaraca +80
Joao Pessoa +78
Natal +78
Parati +66
Pôrto Belo +68
Recife +80
Rio de Janeiro +76
Salvador +82
Santos +70
Sao Paulo +68
24 Hours Weather Forecast
Ilhabela
Local time: 02:57
01 may, friday
0300 74°F
SW
1 mph
0600 74°F
SW
2 mph
0900 78°F
SW
2 mph
1200 82°F
NW
4 mph
1500 80°F
W
4 mph
1800 76°F
SW
6 mph
2100 74°F
SW
8 mph
02 may, saturday
0000 74°F
SW
7 mph