Measurements:
°C
°F
CURRENT WEATHER
17:46
Ubatuba
62°F
W 4 mph
Feels like: 62°F
Precip: 38%
World Resorts Brazil Ubatuba Weather

7 Day Weather Forecast

09.08
tue
DAY
70°F
S 6 mph
precip
19%
NIGHT
60°F
SW 2 mph
precip
33%
09.09
wed
DAY
72°F
S 4 mph
precip
18%
NIGHT
62°F
SW 3 mph
precip
39%
09.10
thu
DAY
66°F
S 6 mph
precip
34%
NIGHT
64°F
SW 4 mph
precip
48%
09.11
fri
DAY
80°F
S 13 mph
precip
5%
NIGHT
68°F
S 6 mph
precip
11%
09.12
sat
DAY
86°F
E 11 mph
precip
2%
NIGHT
56°F
NW 6 mph
precip
33%
09.13
sun
DAY
60°F
NW 6 mph
precip
41%
NIGHT
56°F
W 4 mph
precip
50%
09.14
mon
DAY
62°F
W 6 mph
precip
27%
NIGHT
58°F
S 4 mph
precip
52%

Ubatuba Sea Water Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Ubatuba was 21.9°F. The maximum and minimum values were 21.1°F and 22.5°F respectively.

Ubatuba on the Weather Map

Best Time to Visit Ubatuba
The most sunny months:
July 18 days
August 17 days
September 15 days
The most warm months:
February 80.9 °F
January 80.6 °F
December 80.3 °F
Warmest sea temperature:
February 84.8 °F
January 83.8 °F
March 83.6 °F
The most cold months:
June 71.2 °F
July 72.1 °F
May 72.5 °F
The most rainy months:
January 17 days
December 15 days
February 14 days
The most windy months:
September 4 mph
October 4 mph
November 4 mph
more details