Weather in Niteroi in Summer
| June | July | August | ||||
| Average day temperature: | ||||||
| Average day temperature: | 77.6°F | 77.5°F | 77.8°F | |||
| Average night temperature: | ||||||
| Average night temperature: | 67.0°F | 65.7°F | 66.5°F | |||
| Sea water temperature: | ||||||
| Sea water temperature: | 73.4°F | 72.2°F | 72.8°F | |||
| Number of sunny days: | ||||||
| Number of sunny days: | 16 days | 20 days | 19 days | |||
| Day length: | ||||||
| Day length: | 10.7 - 10.8 h. | 10.8 - 11.1 h. | 11.1 - 11.6 h. | |||
| Number of rainy days: | ||||||
| Number of rainy days: | 1 day | 0 days | 2 days | |||
| Precipitation totals: | ||||||
| Precipitation totals: | 0.6 in. | 0.3 in. | 1.6 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: 02:00
December 22, sunday
0300
73°F
SE
2 mph
2 mph
0600
75°F
SE
3 mph
3 mph
0900
79°F
SE
2 mph
2 mph
1200
84°F
N
6 mph
6 mph
1500
79°F
N
6 mph
6 mph
1800
75°F
N
2 mph
2 mph
2100
75°F
NE
2 mph
2 mph
December 23, monday
0000
75°F
E
3 mph
3 mph
