26.06
fri
fri
Day
68°F
SW 3 mph
Precip.
33%
33%
Night
68°F
SE 3 mph
Precip.
19%
19%
27.06
sat
sat
Day
77°F
NW 2 mph
Precip.
5%
5%
Night
70°F
S 2 mph
Precip.
16%
16%
28.06
sun
sun
Day
79°F
W 2 mph
Precip.
4%
4%
Night
68°F
SW 5 mph
Precip.
7%
7%
29.06
mon
mon
Day
81°F
SE 2 mph
Precip.
2%
2%
Night
70°F
SE 5 mph
Precip.
8%
8%
30.06
tue
tue
Day
77°F
NW 2 mph
Precip.
3%
3%
Night
68°F
S 4 mph
Precip.
10%
10%
01.07
wed
wed
Day
81°F
SW 2 mph
Precip.
3%
3%
Night
70°F
SE 4 mph
Precip.
6%
6%
02.07
thu
thu
Day
77°F
NE 12 mph
Precip.
5%
5%
Night
70°F
E 6 mph
Precip.
49%
49%
Sea water temperature in June, °F
Show year:
2026
2025
2024
The average sea water temperature in June of 2026 was 72.7°F. The highest and lowest sea temperatures during the month were 74.1°F and 71.1°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 70.8°F. The highest and lowest sea temperatures during the month were 72.3°F and 69.6°F.
Air temperature in Niteroi, °F
Precipitation total in Niteroi, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Niteroi
Niteroi on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Niteroi
Local time: 17:50
June 26, friday
1800
70°F
NW
1 mph
1 mph
2100
70°F
SW
1 mph
1 mph
June 27, saturday
0000
68°F
SE
3 mph
3 mph
0300
66°F
SE
2 mph
2 mph
0600
66°F
S
2 mph
2 mph
0900
72°F
SW
3 mph
3 mph
1200
77°F
NW
2 mph
2 mph
1500
77°F
NW
6 mph
6 mph
