5-day weather forecast Rio de Janeiro 26-05-2026

Weather forecast Rio de Janeiro Tuesday, May 26 26.05.2026: partly cloudy, temperature from 21 °C to 25 °C.

Precipitation probability 100%. Wind up to 3.5 m/s (gusts 5.53 m/s). Air humidity 73–93%, atmospheric pressure 763–766 mm Hg, UV index up to 4.6.

Sunrise 06:22
Sunset 17:16

First Quarter65% illuminated
Moonrise 12:57 · Moonset 00:10

Chart

Table

← Mon, May 25

Tue, May 26, 2026

Wed, May 27 →

Forecast from 21 °C to 25 °C and precipitation

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)	22	22	22	21	21	21	21	21	22	23	24	25	25	25	25	25	24	23	23	23	23	23	23	22
Precipitation (mm/hr)	0.08	0	0.01	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

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 (%)	89	55	76	57	50	48	50	47	44	24	36	36	43	34	38	21	19	25	39	26	37	75	78	63
Rain chance (%)	100	0	60	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

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)	1.31	0.69	1.11	1	1.19	0.89	1.5	2.11	1.39	1.11	1.61	1.81	2	2.69	3.11	3.5	3.39	3.11	3.39	3.5	3	2.5	2.11	1.39
Wind gust (m/s)	1.92	1.03	1.67	1.5	1.86	1.39	2.39	3.14	1.89	1.36	1.89	2.11	2.42	3.42	3.97	4.5	4.53	4.53	5.31	5.53	4.75	4	3.33	2.22
Wind direction (°)	W 265°	ENE 66°	NNW 336°	N 5°	NNE 15°	N 351°	NE 35°	NNE 28°	NE 36°	NE 55°	ENE 66°	E 89°	ESE 111°	ESE 119°	ESE 113°	ESE 103°	E 101°	E 99°	E 94°	E 80°	ENE 65°	ENE 67°	ENE 66°	NE 53°

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 (%)	89	90	91	92	92	93	93	92	88	82	76	73	73	75	77	78	81	85	88	89	88	88	88	88

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)	766	765	765	765	764	765	765	765	766	766	766	766	765	764	764	763	763	764	764	764	764	764	764	764

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	0.8	2	3.5	4.6	4.6	3.8	2.5	1.5	0.5	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)	19.4	20.1	21.4	24.4	31.6	26.6	20.3	20.1	21.2	22.6	23.3	24	23.3	23.1	23.2	24	25.3	26.9	28.2	29.3	30.1	29.8	29.7	30.1
PM10 (µg/m³)	23.8	24.4	25.6	28.4	35.7	31.8	25.8	26.1	27.6	29.4	30.3	31.1	30.1	29.8	29.6	29	29.8	31.3	32.4	33.4	34	33.5	33.1	33.5
Ozone (O₃) (µg/m³)	23	21	20	21	27	37	47	59	72	82	87	88	84	71	54	39	31	26	23	21	20	20	20	20
NO₂ (µg/m³)	32.5	31.1	29.5	28.2	27.8	27.6	26.7	24	20.4	17.9	16.6	16.3	18.6	25.3	34.5	41.8	45.4	47.1	47.6	46.9	45.1	43.2	41.4	39.5
SO₂ (µg/m³)	10.5	10.1	9.6	9.9	12	14.9	16.6	16.1	14.5	13.1	12.5	12.2	11.9	11.5	11.1	11	11.4	12.1	12.6	12.9	13	12.9	12.6	12.1
CO (µg/m³)	485.9	469.9	460.9	454.9	454.9	456.9	446.9	418.9	378.9	329.9	261.9	185.9	137.9	145.9	182.9	204.9	188.9	156.9	139.9	155.9	184.9	198.9	176.9	139.9

← Mon, May 25

Tue, May 26, 2026

Wed, May 27 →

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 →