Itaguaí weather
At 6:45 PM local time it was drizzle and 22°C (71°F). Mostly light, on-and-off rain; heavier around 3 PM (3.6 mm total). Best months for weather: May–Sep. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Itaguaí, Rio de Janeiro, Brazil.
Current conditions
- Clouds
- 56%
- Chance of rain
- 24%
- Rain
- 0.0 mm/h
Hourly Forecast
Mostly light, on-and-off rain; heavier around 3 PM (3.6 mm total)
Daily Forecast
Best Time to Visit
Peak season May–SepOff season Nov–Mar
About Itaguaí weather
Is it raining in Itaguaí right now?
Yes. It’s drizzle and 22° right now. Mostly light, on-and-off rain; heavier around 3 PM (3.6 mm total).
What’s the weather like in Itaguaí this week?
Over the next 7 days, expect highs of 26–36° and lows of 19–23°. Rain is likely on 6 of 7 days (Saturday, Sunday, Monday, Tuesday, Wednesday, Friday). The driest day looks like Wednesday.
Has it been raining in Itaguaí lately?
In the past 7 days, Itaguaí had 5 rainy days and 53.8 mm of rain in total.
What should I pack for Itaguaí?
For the coming week, bring an umbrella or rain jacket, light, breathable clothes and sunscreen.
Itaguaí weather by month
When is the best time to visit Itaguaí?
Based on weather alone, the best time to visit Itaguaí is May–Sep, according to NASA's 2001–2025 climate averages. Nov–Mar tends to be the least pleasant. Average highs run from 24°C (76°F) in July to 29°C (84°F) in February.
What is the rainiest month in Itaguaí?
December is the wettest month, with about 231 mm (9.1 in) of rain on average. August is the driest, with about 41 mm (1.6 in).
What is the hottest month in Itaguaí?
February is the warmest, with average highs of 29°C (84°F) and lows of 23°C (73°F). July is the coolest, with highs of 24°C (76°F) and lows of 17°C (62°F).
Does Itaguaí have a rainy season?
Yes. Nov–Mar is the rainy season (150 mm or more a month), while Jun–Aug is usually dry (under 60 mm).
How warm is the sea in Itaguaí?
The sea is warmest in February at about 28°C (83°F) and coolest in October at about 22°C (71°F). It is comfortable for swimming (22°C or more) in Sep, Dec–Jul.
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), sea temperature from Open-Meteo Marine, forecast and current conditions from Open-Meteo. Page updated . How we rate months