Measurements:
°C
°F
CURRENT WEATHER
17:17
Niteroi
86°F
W 10 mph
Feels like: 90°F
Precip: 0%
World Resorts Brazil Niteroi Weather

7 Day Weather Forecast

01.10
sat
DAY
94°F
NW 10 mph
precip
0%
NIGHT
78°F
SW 6 mph
precip
0%
01.11
sun
DAY
98°F
NW 7 mph
precip
0%
NIGHT
80°F
SW 5 mph
precip
0%
01.12
mon
DAY
98°F
NW 9 mph
precip
0%
NIGHT
80°F
SE 2 mph
precip
0%
01.13
tue
DAY
96°F
NW 11 mph
precip
0%
NIGHT
78°F
SE 2 mph
precip
0%
01.14
wed
DAY
92°F
NW 10 mph
precip
100%
NIGHT
78°F
S 3 mph
precip
0%
01.15
thu
DAY
92°F
NW 9 mph
precip
0%
NIGHT
80°F
SW 4 mph
precip
0%
01.16
fri
DAY
94°F
NW 7 mph
precip
0%
NIGHT
80°F
SW 4 mph
precip
0%

Niteroi Sea Water Temperature in January, °F

Select Year: 2025 2024 2023

The average sea surface temperature in January 2025 for Niteroi was 26.1°F. The maximum and minimum values were 24.1°F and 28.3°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 88.8 °F
March 88.7 °F
January 88.0 °F
Warmest sea temperature:
February 83.6 °F
January 83.3 °F
March 83.1 °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
more details