Itaboraí weather
At 6:45 PM local time it was mostly clear and 23°C (73°F). Light rain for 2 of the next 24 hours (under 1 mm/h, 0.9 mm total) — cloudy, but fine to be out. Best months for weather: Apr–Sep. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Itaboraí, Rio de Janeiro, Brazil.
Current conditions
- Clouds
- 29%
- Chance of rain
- 0%
- Rain
- 0.0 mm/h
Hourly Forecast
Light rain for 2 of the next 24 hours (under 1 mm/h, 0.9 mm total) — cloudy, but fine to be out
Daily Forecast
Best Time to Visit
Peak season Apr–SepOff season Nov–Jan
About Itaboraí weather
Is it raining in Itaboraí right now?
No. It’s mostly clear and 23° right now. Light rain for 2 of the next 24 hours (under 1 mm/h, 0.9 mm total) — cloudy, but fine to be out.
What’s the weather like in Itaboraí this week?
Over the next 7 days, expect highs of 27–36° and lows of 19–24°. Rain is likely on 5 of 7 days (Sunday, Monday, Tuesday, Thursday, Friday). The driest day looks like Thursday.
Has it been raining in Itaboraí lately?
In the past 7 days, Itaboraí had 5 rainy days and 74.1 mm of rain in total.
What should I pack for Itaboraí?
For the coming week, bring an umbrella or rain jacket, light, breathable clothes and sunscreen.
Itaboraí weather by month
When is the best time to visit Itaboraí?
Based on weather alone, the best time to visit Itaboraí is Apr–Sep, according to NASA's 2001–2025 climate averages. Nov–Jan tends to be the least pleasant. Average highs run from 25°C (76°F) in June to 29°C (85°F) in October.
What is the rainiest month in Itaboraí?
December is the wettest month, with about 228 mm (9.0 in) of rain on average. August is the driest, with about 37 mm (1.5 in).
What is the hottest month in Itaboraí?
October is the warmest, with average highs of 29°C (85°F) and lows of 17°C (62°F). June is the coolest, with highs of 25°C (76°F) and lows of 14°C (56°F).
Does Itaboraí have a rainy season?
Yes. Mar, Nov–Jan 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 Itaboraí?
The sea is warmest in February at about 27°C (81°F) and coolest in October at about 21°C (70°F). It is comfortable for swimming (22°C or more) in Dec–Sep.
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