Niterói weather and climate in 2024
Day
29 °C
Night
21 °C
Sea
24 °C
Precipitation
138 mm
in month
Rainy days
19 days
in month
Daylight
13 hours
average
Sunshine
5 hours
average
Humidity
79 %
Day
29 °C
Night
21 °C
Sea
24 °C
Precipitation
138 mm
in month
Rainy days
19 days
in month
Daylight
13 hours
average
Sunshine
5 hours
average
Humidity
79 %
Overview: Niterói
Weather charts for Niterói
We make the most from 40 years of historical weather data to predict the best weather conditions.
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Weather overview for Niterói
Weather overview
Niterói (Brazil) in general has a tropical climate. The day temperatures range from 25 °C (77 °F) in July to 31 °C (87 °F) in February. The least rainy month in Niterói is June with its 7 days of rain, the rainiest month is December, when it rains 20 days. The highest night temperatures could be experienced in February with 22 °C (72 °F), the lowest in July with 16 °C (62 °F).
January weather
There is pending wet season in January in Niterói. The rainfall amount rises similarly to the previous month, with its value of 161 mm (6.32 in). The night temperature continues to rise, with its value of 22 °C (71 °F), and the day temperature rises similarly to the previous month too, with its value of 30 °C (86 °F). The number of sun hours (without clouds) rise's start could be observed.
February weather
The day temperature is on its maximum, its value is 31 °C (87 °F) in Niterói, and the maximum of the night temperature is observable too in February. The tourist season slowly starts. The maximum of the number of sun hours (without clouds) is observable, the value of this measure is 7 hours. The number of rainy days descent's start could be observed, its value is 15 days.
March weather
The day temperature descent's start could be observed in this month in Niterói. The tourist season continues. The rainfall amount is on its maximum, with its value of 186 mm (7.31 in), while the number of rainy days starts to rise. The number of sun hours (without clouds) starts to descent, the value of this measure is 6 hours.
April weather
The ongoing tourist season is noticeable in Niterói. The day temperature descents similarly to the previous month, with its value being 28 °C (83 °F), while the night temperature starts to descent, the value of this measure is 21 °C (69 °F). The beginning of the descent of the rainfall amount could be noticed, its value is 138 mm (5.44 in), and the beginning of the descent of the number of rainy days could be noticed as well, its value is 12 days. The minimum of the wind speed is observable in April.
May weather
The tourist season is close to its peak in Niterói. The descent of the day temperature can be observed, and the descent of the night temperature can be observed as well, with its value of 18 °C (65 °F). The descent of the number of rainy days can be observed, the value of this measure is 10 days, and the rainfall amount continues to descent as well, with its value of 75 mm (2.95 in). The maximum of the humidity is observable in this month.
June weather
The tourist season is close to its peak in Niterói. The day temperature continues to descent, and the night temperature descents similarly to the previous month as well, the value of this measure is 17 °C (62 °F). The minimum of the number of rainy days can be noticed, while the rainfall amount descents similarly to the previous month, with its value being 49 mm (1.92 in). The day length is on its minimum, with its value of 11 hours.
July weather
The tourist season is taking place in Niterói, and the dry season is close to its peak as well. The day temperature is on its minimum, with its value being 25 °C (77 °F), and the minimum of the night temperature can be noticed too in this month. The number of sun hours (without clouds) starts to rise, the value of this measure is 6 hours.
August weather
The tourist season is close to its peak in Niterói, and the dry season is close to its peak as well. The minimum of the rainfall amount can be noticed, with its value of 32 mm (1.24 in). The rise of the number of sun hours (without clouds) can be observed. The minimum of the humidity can be noticed in this month. The night temperature starts to rise, with its value of 17 °C (63 °F).
September weather
The number of rainy days rise's start could be observed, its value is 11 days in Niterói, and the rainfall amount starts to rise as well, with its value being 51 mm (2.00 in). There is pending tourist season this month. The night temperature continues to rise, the value of this measure is 18 °C (64 °F). The number of sun hours (without clouds) reaches its minimum.
October weather
The tourist season continues in Niterói. The rise of the number of rainy days can be observed, the value of this measure is 13 days, and the rainfall amount rises similarly to the previous month too, with its value of 70 mm (2.76 in). The day temperature starts to rise, while the rise of the night temperature can be observed, with its value of 19 °C (66 °F). The maximum of the wind speed is observable in this month.
November weather
The wet season is at its beginning in Niterói. The rise of the day temperature can be observed, the value of this measure is 28 °C (82 °F), and the night temperature continues to rise as well, with its value being 20 °C (68 °F). The number of rainy days continues to rise, its value is 16 days, and the rainfall amount rises similarly to the previous month too, its value is 89 mm (3.50 in). The number of sun hours (without clouds) rise's start could be observed, its value is 5 hours.
December weather
The day temperature rises similarly to the previous month in Niterói, and the rise of the night temperature can be observed too, with its value being 21 °C (70 °F). There is pending wet season. The number of rainy days is on its maximum, its value is 20 days, while the rainfall amount rises similarly to the previous month, its value is 138 mm (5.44 in). The day length reaches its maximum, with its value being 13 hours.
FAQs
How windy is Niterói in February?
An average wind scale that can be expected in February in Niterói is 3. It is rather a milder or unnoticeable wind, therefore it will not bother you during your holiday.
Is there a dry season in March in Niterói?
No, March is not a dry month in Niterói, expect rain approximately 16 days in a month.
What is the air temperature in Niterói in April at night?
The average night temperature in April in Niterói is 21 °C (69 °F). A very pleasant temperature for long evening walks, fun over a drink outside, or doing sports in the morning. If possible, look for a hotel with air conditioning.
How many rainy days can I expect in May in Niterói?
In May in Niterói, we can expect 10 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.3 days of the week, or in general - 33 % days.
Are there good conditions to visit in June in Niterói?
In June in Niterói, there are ideal conditions for a vacation. The daily temperatures in this month reach pleasant 26 °C (78 °F). The seawater temperature reaches ideal 23 °C (73 °F). You can expect just 7 days of rain during the month, taking an umbrella is not necessary. The temperature of 17 °C (62 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What is the sea temperature in Niterói in July?
The temperature of the sea in July in Niterói is 22 °C (71 °F). The sea at this temperature is quite cold, but it is already possible to stay in it for a long time and it is pleasantly refreshing on hot, steamy days.
Is it hot in August in Niterói?
In Niterói in August, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
Is September part of the wet season in Niterói?
No, there is no wet season in Niterói in September - you can expect 11 days of rain during the month.
What is the temperature in Niterói during the day in October?
In October in Niterói, the average daily temperatures will be 27 °C (80 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.
What is the humidity in Niterói in November?
Humidity in Niterói in November is 79 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.
How many hours of sun to expect in December in Niterói?
There is an average length of sunshine of 5 hours per day in Niterói in December.
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.