Temperature & Precipitation
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Temperature (°C)	20	20	19	20	19	19	19	19	19	20	20	20	20	20	20	20	21	20	20	20	20	21	20	20
Precipitation (mm/hr)	0.4	0.65	1.23	0.7	7.72	0.48	2.64	2.53	1.2	0.73	9.84	3.14	5.28	0.09	0.13	3.08	0	0.03	0.52	0.1	0.11	0	1.27	0.32

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Cloud cover (%)	100	100	100	100	100	99	100	100	100	100	100	100	100	100	100	98	100	100	100	90	84	100	100	100
Rain chance (%)	59	68	77	69	94	64	86	86	77	69	95	88	91	48	44	86	30	33	64	39	38	31	76	55

Wind speed and direction

Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	4.31	4	4.19	3	1.69	4.31	3.39	1.81	1.81	2.39	0.5	1.81	4.81	3	2.81	4.39	3.31	0.69	0.89	1.89	1.81	0.61	2.69	2.31
Wind gust (m/s)	5.94	5.5	5.83	4.06	2.42	6.11	5.03	2.92	2.75	3.33	0.92	1.94	5.61	4.33	3.61	6.39	4.92	0.92	1.22	2.22	1.92	0.61	3	2.92
Wind direction (°)	E 92°	E 87°	E 86°	ENE 71°	ENE 63°	ENE 65°	NE 46°	NE 42°	ENE 60°	ENE 70°	N 4°	NE 49°	NNE 31°	NNE 23°	NNW 344°	NNE 30°	NNE 18°	NW 325°	S 179°	E 95°	ENE 75°	WNW 284°	WSW 243°	SW 222°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	93	94	95	95	96	96	95	96	95	93	97	97	96	95	94	95	90	92	93	92	92	92	91	94

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	764	764	764	763	763	763	763	764	764	764	764	764	763	762	762	761	761	762	762	762	762	762	762	762

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0	0.1	0.3	1.9	1	1	1.5	1.1	0.9	0.4	0.1	0	0	0	0	0	0	0

Air quality & pollen

Air quality
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
PM2.5 (µg/m³)	10.4	10.8	11.3	9.4	7.8	6	8.1	7.1	9.3	9.7	9.3	9.6	9.9	10.8	11.4	11	10.6	10	11.1	7.3	7.5	5.6	3.9	4.6
PM10 (µg/m³)	14.1	14.5	15.3	12.9	10.8	8.3	10.5	9	11.7	12.1	11.4	12	12.3	13.3	13.9	13.2	12.5	11.6	12.3	8	8	6	4.1	4.8
Ozone (O₃) (µg/m³)	45	49	54	57	55	50	48	49	53	58	65	74	80	82	81	77	67	53	43	39	38	37	35	33
NO₂ (µg/m³)	18	15.8	12.5	10.6	11.6	14	15.9	16.7	16.9	16.4	14.5	11.9	10.4	10.6	11.9	14.5	19.4	25.7	30.3	31.8	31.7	31.4	31.7	31.9
SO₂ (µg/m³)	4.7	4.3	3.8	3.5	3.7	4	4.5	5	5.6	6	5.9	5.6	5.4	5.5	5.7	5.8	5.7	5.4	5.3	5.5	5.8	5.9	5.8	5.5
CO (µg/m³)	177	172	162	158	164	176	195	226	264	293	311	321	317	285	239	213	231	269	291	277	247	226	220	224

← Sun, Sep 13

Mon, Sep 14, 2026

Tue, Sep 15 →

Rio de Janeiro on the map

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.

Learn more about our methodology →

5-day weather forecast Rio de Janeiro Sep 14, 2026

Forecast from 19 °C to 21 °C and precipitation