Measurements:
°C
°F
Ilhabela
64°F
SW 2 mph
Feels like: 64°F
Precip: 12%
World Resorts Brazil Ilhabela Weather

Ilhabela Sea Water Temperature

Current Sea Water Temperature:
+71.8°F
Maximum Sea Water Temperature in July: 77.2°F
Minimum Sea Water Temperature in July: 69.2°F
Average water temperature in July: 72.9°F

Sea Water Temperature for the Last 10 Days:

July 08 71.8°F July 03 73.4°F
July 07 72.4°F July 02 73.8°F
July 06 72.4°F July 01 73.4°F
July 05 73.0°F June 30 72.8°F
July 04 73.2°F June 29 73.6°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
September 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 74.9 °F
July 75.2 °F
May 76.4 °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

24 Hours Weather Forecast
Ilhabela
Local time: 21:41
09 jul, thursday
0000 58°F
S
4 mph
0300 58°F
SW
2 mph
0600 56°F
S
3 mph
0900 66°F
SW
2 mph
1200 72°F
W
3 mph
1500 72°F
W
5 mph
1800 62°F
SW
7 mph
2100 62°F
SW
7 mph