Measurements:
°C
°F
CURRENT WEATHER
12:13
Niteroi
86°F
N 6 mph
Feels like: 90°F
Precip: 0%
World Resorts Brazil Niteroi Weather

7 Day Weather Forecast

03.30
mon
DAY
86°F
N 6 mph
precip
0%
NIGHT
76°F
SW 4 mph
precip
0%
03.31
tue
DAY
86°F
NW 5 mph
precip
100%
NIGHT
76°F
S 5 mph
precip
100%
04.01
wed
DAY
90°F
W 4 mph
precip
0%
NIGHT
80°F
S 2 mph
precip
64%
04.02
thu
DAY
86°F
S 2 mph
precip
0%
NIGHT
80°F
SW 4 mph
precip
0%
04.03
fri
DAY
94°F
W 2 mph
precip
0%
NIGHT
80°F
S 6 mph
precip
0%
04.04
sat
DAY
94°F
N 4 mph
precip
0%
NIGHT
78°F
S 2 mph
precip
0%
04.05
sun
DAY
90°F
NW 6 mph
precip
0%
NIGHT
78°F
S 3 mph
precip
0%

Niteroi Sea Water Temperature in March, °F

Select Year: 2026 2025 2024

The average sea surface temperature in March 2026 for Niteroi was 26.2°F. The maximum and minimum values were 25.0°F and 28.2°F respectively.

Niteroi on the Weather Map

Best Time to Visit Niteroi
The most sunny months:
July 20 days
August 19 days
May 16 days
The most warm months:
February 88.5 °F
March 88.0 °F
January 87.6 °F
Warmest sea temperature:
February 84.0 °F
January 83.4 °F
March 83.0 °F
The most cold months:
July 79.6 °F
June 80.2 °F
August 80.3 °F
The most rainy months:
February 5 days
December 5 days
January 5 days
The most windy months:
October 6 mph
September 6 mph
August 6 mph
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