Weather in Niteroi in Autumn
| September | October | November | ||||
| Average day temperature: | ||||||
| Average day temperature: | 80.3°F | 78.9°F | 79.3°F | |||
| Average night temperature: | ||||||
| Average night temperature: | 69.5°F | 70.8°F | 71.3°F | |||
| Sea water temperature: | ||||||
| Sea water temperature: | 74.2°F | 75.1°F | 75.7°F | |||
| Number of sunny days: | ||||||
| Number of sunny days: | 16 days | 6 days | 10 days | |||
| Day length: | ||||||
| Day length: | 11.7 - 12.3 h. | 12.3 - 12.9 h. | 13.0 - 13.4 h. | |||
| Number of rainy days: | ||||||
| Number of rainy days: | 2 days | 4 days | 4 days | |||
| Precipitation totals: | ||||||
| Precipitation totals: | 1.3 in. | 2.2 in. | 2.0 in. | |||
Day & Night air temperature, °F
Sea water temperature, °F
Precipitation total, in.
Sunny, partly cloudy and cloudy days
Wind speed, mph
Average sunny hours
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
Best time for vacation in Niteroi
Niteroi on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Niteroi
Local time: 10:48
May 14, tuesday
1200
81°F
N
8 mph
8 mph
1500
77°F
NE
11 mph
11 mph
1800
73°F
NE
9 mph
9 mph
2100
72°F
N
8 mph
8 mph
May 15, wednesday
0000
72°F
NE
5 mph
5 mph
0300
70°F
NE
4 mph
4 mph
0600
70°F
N
2 mph
2 mph
0900
73°F
N
3 mph
3 mph
