🇧🇷 Weather in Itaboraí
Map Overlays:
Hourly Forecast for Itaboraí
17:00
19°
73%
18:00
18°
73%
19:00
18°
24%
20:00
17°
28%
21:00
17°
32%
22:00
17°
32%
23:00
17°
28%
00:00
16°
17%
01:00
16°
18%
02:00
16°
18%
03:00
16°
12%
04:00
16°
24%
05:00
16°
31%
06:00
16°
30%
07:00
17°
25%
08:00
18°
12%
09:00
20°
7%
10:00
22°
8%
11:00
23°
73%
12:00
23°
73%
13:00
22°
73%
14:00
22°
73%
15:00
22°
73%
16:00
21°
73%
14-Day Forecast for Itaboraí
2026-06-02
Moderate rain
22° /
17°
2026-06-03
Patchy rain nearby
23° /
16°
2026-06-04
Patchy rain nearby
22° /
16°
2026-06-05
Patchy rain nearby
23° /
14°
2026-06-06
Sunny
24° /
13°
2026-06-07
Sunny
24° /
14°
2026-06-08
Sunny
26° /
14°
Additional Forecasts for Itaboraí
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 192.0 μg/m³
O₃ (Ozone) 70.0 μg/m³
NO₂ (Nitrogen Dioxide) 7.4 μg/m³
SO₂ (Sulphur Dioxide) 2.4 μg/m³
PM2.5 (Fine particles) 7.0 μg/m³
PM10 (Coarse particles) 9.3 μg/m³
Historical Weather
Weather Forecasts for Other Cities in Brazil
Weather in Itaboraí — FAQ
Answers refreshed each request based on current conditions in Itaboraí.
What is the weather like right now in Itaboraí?
Right now in Itaboraí, Brazil the temperature is 20.6°C (feels like 15.6°C), with light rain shower. Relative humidity is 85% and wind is 5.0 km/h.
What is today's high and low temperature in Itaboraí?
Today's forecast high in Itaboraí is 21.9°C and the overnight low is 16.7°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Itaboraí today?
The chance of precipitation in Itaboraí today is 93%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Itaboraí differ from nearby cities?
Even short distances can change temperatures noticeably. Itaboraí's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.