Weather in Niteroi: May
Average day temperature: | 78.1°F | |
Average night temperature: | 67.9°F | |
Sea water temperature: | 74.9°F | |
Number of sunny days: | 15 days | |
Day length: | 10.8 - 11.3 hours | |
Number of rainy days: | 2 days | |
Precipitation totals: | 1.1 in. | |
more information |
14 days
forecast
forecast
Niteroi |
sea water
temperature
temperature
Niteroi |
Air temperature in May, °F
Show year:
2023
2022
2021
The highest day temperature during May of 2023 was 86°F. At the same time the lowest night temperature was 62°F. Day and night temperature averages during May were 78.6°F and 67.9°F.
Sea water temperature in Niteroi in May, °F
Show year:
2023
2022
2021
The average sea water temperature in May of 2023 was 74.9°F. The highest and lowest sea temperatures during the month were 77.2°F and 72.7°F.
Sunny, partly cloudy and cloudy days
Mostly all days in May are sunny but cloudy days are also possible.
Precipitation total in May, in.
Precipitation total value in Niteroi in May is 1.1 in. Other months of the year show relatively similar values.
Wind speed in May, mph
The average wind speed value in May is 5.7 mph
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 6.7.
Best time for vacation in Niteroi
Niteroi on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Niteroi
Local time: 07:06
May 04, saturday
0900
82°F
SW
2 mph
2 mph
1200
88°F
NW
6 mph
6 mph
1500
86°F
W
6 mph
6 mph
1800
79°F
W
6 mph
6 mph
2100
75°F
SW
4 mph
4 mph
May 05, sunday
0000
73°F
S
4 mph
4 mph
0300
72°F
SW
4 mph
4 mph
0600
72°F
S
4 mph
4 mph