Measurements:
°C
°F
CURRENT WEATHER
01:46
Niteroi
72°F
S 5 mph
Feels like: 72°F
Precip: 5%
World Resorts Brazil Niteroi Weather

14 Day Weather Forecast

07.29
wed
DAY
90°F
E 2 mph
precip
1%
NIGHT
74°F
S 6 mph
precip
6%
07.30
thu
DAY
82°F
N 6 mph
precip
4%
NIGHT
72°F
SW 5 mph
precip
28%
07.31
fri
DAY
80°F
NW 10 mph
precip
12%
NIGHT
70°F
W 7 mph
precip
16%
08.01
sat
DAY
86°F
NW 3 mph
precip
1%
NIGHT
72°F
SW 5 mph
precip
5%
08.02
sun
DAY
88°F
W 2 mph
precip
1%
NIGHT
72°F
S 2 mph
precip
5%
08.03
mon
DAY
82°F
NW 6 mph
precip
2%
NIGHT
70°F
SW 4 mph
precip
8%
08.04
tue
DAY
86°F
NW 4 mph
precip
1%
NIGHT
74°F
SW 5 mph
precip
4%
08.05
wed
DAY
90°F
SW 2 mph
precip
1%
NIGHT
76°F
S 5 mph
precip
2%
08.06
thu
DAY
94°F
S 4 mph
precip
1%
NIGHT
76°F
S 3 mph
precip
7%
08.07
fri
DAY
84°F
SW 4 mph
precip
4%
NIGHT
76°F
SW 4 mph
precip
9%
08.08
sat
DAY
92°F
NW 2 mph
precip
2%
NIGHT
74°F
NE 9 mph
precip
30%
08.09
sun
DAY
72°F
NE 11 mph
precip
47%
NIGHT
68°F
NW 4 mph
precip
46%
08.10
mon
DAY
70°F
S 5 mph
precip
32%
NIGHT
70°F
NE 6 mph
precip
75%

Niteroi Sea Water Temperature in July, °F

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Niteroi was 74.9°F. The maximum and minimum values were 73.2°F and 77.0°F respectively.

Niteroi on the Weather Map

Best Time to Visit Niteroi
The most sunny months:
August 19 days
July 19 days
June 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 79.4 °F
June 79.7 °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
more details
Brazil Resorts:
NAME
F°
Angra dos Reis +70
Buzios +72
Florianopolis +64
Fortaleza +80
Joao Pessoa +76
Natal +76
Porto Alegre +62
Recife +76
Rio de Janeiro +72
Salvador +78
Santos +68
Sao Paulo +64
Sao Sebastiao +70
Ubatuba +60
Xangri-la +64
all resorts
24 Hours Weather Forecast
Niteroi
Local time: 01:46
29 jul, wednesday
0300 72°F
S
5 mph
0600 72°F
S
5 mph
0900 80°F
S
4 mph
1200 90°F
E
2 mph
1500 92°F
SW
1 mph
1800 82°F
W
5 mph
2100 76°F
E
8 mph
30 jul, thursday
0000 74°F
S
6 mph