The highest day temperature in February 2025 was 99°F. The lowest night temperature was 76°F. The average values for day and night temperatures during February were 91.4°F и 78.8°F respectivly.

The average sea surface temperature in February 2025 for Niteroi was 84.3°F. The maximum and minimum values were 82.2°F and 85.8°F respectively.

Most of the days in February are cloudy but you can also expect sunny or gloomy days.

Precipitation total in February for Niteroi is 2.4 in. It makes february one of the most rainy months of the year.

The average wind speed in February is 4.9 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Niteroi in February is 6.6 hours.