Weather in January
Niterói in
January is characterized by warm sea temperatures, creating a welcoming environment for swimming or water sports. This period reveals a mild shift from the hotter months due to a slight drop in sunlight hours. While there might be a refreshing breeze around, it does not pose any discomfort for outdoor activities. With 25.1°C (77.2°F) sea temperature and 13.4 hours of daylight, it offers an enjoyable experience. Prolonged exposure to sunlight is to be expected, so packing a hat and sunscreen would be advisable.
Sea temperature
In January, the average sea temperature is 25.1°C (77.2°F).
Note: Water temperature ranging from 25°C (77°F) to 29°C (84.2°F) is seen as very warm and delightful by everyone. During these temperatures, water activities become enjoyable, without causing discomfort for extended periods.
Daylight
The average length of the day in January in Niterói is 13h and 21min.
On the first day of the month, sunrise is at 05:10 and sunset at 18:41. On the last day of January, in Niterói, sunrise is at 05:31 and sunset at 18:40 -03.
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