5-day weather forecast Rio de Janeiro 01-05-2026

Weather forecast Rio de Janeiro Friday, May 1 01.05.2026: sunny, temperature from 23 °C to 27 °C.

Precipitation probability 100%. Wind up to 3 m/s (gusts 3.69 m/s). Air humidity 66–89%, atmospheric pressure 763–765 mm Hg, UV index up to 8.

Sunrise 06:12
Sunset 17:27

Full Moon99% illuminated
Moonrise 17:14 · Moonset 05:59

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← Thu, Apr 30

Fri, May 1, 2026

Forecast from 23 °C to 27 °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)	24	23	23	23	23	23	23	23	23	24	26	27	27	26	26	26	26	25	24	24	24	23	23	23
Precipitation (mm/hr)	0.2	0.29	0.2	0.16	0.22	0.09	0.05	0.01	0	0	0	0.02	0.01	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 (%)	100	100	100	100	100	100	100	99	83	61	45	56	86	18	11	20	19	18	17	16	14	13	16	20
Rain chance (%)	100	100	100	100	100	100	64	64	0	0	0	77	89	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)	1.39	1.5	1.31	1.19	1.31	1	0.69	0.31	0.61	0.69	0.39	1.39	2.31	2.89	3	2.89	2.69	2.61	2.39	2.39	2.31	2.31	2.19	2.19
Wind gust (m/s)	2.11	2.22	1.94	1.78	1.92	1.47	1.06	0.44	0.86	0.92	0.47	1.61	2.64	3.42	3.69	3.61	3.61	3.61	3.53	3.5	3.5	3.53	3.39	3.31
Wind direction (°)	S 190°	S 188°	S 190°	S 186°	S 180°	S 185°	SSW 197°	WNW 285°	NW 308°	NW 311°	W 262°	S 183°	S 171°	SSE 165°	SSE 153°	SE 144°	SE 138°	SE 131°	SE 124°	ESE 109°	E 94°	E 79°	ENE 72°	ENE 65°

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 (%)	88	89	89	89	89	89	89	89	87	83	74	67	66	66	66	66	70	74	78	80	83	86	87	87

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	764	764	764	764	764	765	765	765	765	764	764	764	763	763	763	763	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	1.1	3.1	8	7	7	8	8	8	8	7	0	0	0	0	0	0

← Thu, Apr 30

Fri, May 1, 2026

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 →