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Itaboraí Weather and Climate: A Comprehensive Guide

Itaboraí has a steady warm climate throughout the year. It also has a notably wet climate with much precipitation. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

The climate in Itaboraí remains fairly constant, offering comfortable temperatures throughout the year. Average maximum daytime temperatures range from a very warm 33°C in February, the warmest time of the year, to a comfortable 27°C during cooler months like July.

At night, temperatures typically drop to an average of around 17°C during these months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Itaboraí is known for its substantial rainfall, with annual precipitation reaching 1718 mm. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, January receives heavy rainfall, averaging 258 mm of precipitation, recorded across 20 rainy days. In contrast, the drier season, August brings less rainfall, with 48 mm over 9 rainy days. For more details, please visit our Itaboraí Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

While the amount of sunshine in Itaboraí varies throughout the year, all seasons offer their own charm. Enjoy up to 7.1 hours of daily sun in January, and experience slightly darker atmosphere in September, with about 4.8 hours of daily sunlight. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Rio de Janeiro, Brazil (36 KM, 22 Miles).

Daily hours of sunshine

Data from: Rio de Janeiro, Brazil (36 KM, 22 Miles).

Forecast for Itaboraí

Sun   Dec 22
32°C | 22°C
S 2 m/s
7.2 mm
broken clouds and thunder

broken clouds and thunder

Mon   Dec 23
29°C | 22°C
SW 3 m/s
9.1 mm
broken clouds and thunder

broken clouds and thunder

Tue   Dec 24
30°C | 23°C
E 3 m/s
7.2 mm
broken clouds and thunder

broken clouds and thunder

The best time of year to visit Itaboraí in Brazil

Itaboraí has high temperatures year round ranging between 26°C and 32°C.
Other facts from our historical weather data:
  • When is the rainy season in Itaboraí?
    Rainy season in Itaboraí occurs in the months of January, February, March, November and December.
  • Which is the wettest month in Itaboraí?
    January tops the wettest month list with 258 mm of rainfall.
  • Which is the driest month in Itaboraí?
    August is the driest month with 48 mm of precipitation.
  • Which is the sunniest month in Itaboraí?
    January is the sunniest month with an average of 212 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.