🇧🇷 Weather in Niterói
Map Overlays:
Hourly Forecast for Niterói
22:00
22°
100%
23:00
22°
100%
00:00
22°
88%
01:00
21°
0%
02:00
21°
60%
03:00
21°
86%
04:00
21°
100%
05:00
21°
100%
06:00
21°
100%
07:00
21°
100%
08:00
22°
100%
09:00
22°
100%
10:00
22°
100%
11:00
23°
100%
12:00
23°
100%
13:00
24°
100%
14:00
23°
100%
15:00
23°
100%
16:00
23°
100%
17:00
22°
67%
18:00
22°
67%
19:00
22°
67%
20:00
22°
81%
21:00
22°
100%
14-Day Forecast for Niterói
2026-05-24
Patchy rain nearby
25° /
19°
2026-05-25
Patchy rain nearby
24° /
21°
2026-05-26
Patchy rain nearby
25° /
20°
2026-05-27
Patchy rain nearby
25° /
20°
2026-05-28
Patchy rain nearby
23° /
20°
2026-05-29
Partly Cloudy
23° /
18°
2026-05-30
Partly Cloudy
24° /
18°
Additional Forecasts for Niterói
Air Quality
💨 US EPA Index 2 (Moderate)
CO (Carbon Monoxide) 206.8 μg/m³
O₃ (Ozone) 55.0 μg/m³
NO₂ (Nitrogen Dioxide) 43.6 μg/m³
SO₂ (Sulphur Dioxide) 15.3 μg/m³
PM2.5 (Fine particles) 39.9 μg/m³
PM10 (Coarse particles) 46.0 μg/m³