5-day weather forecast State of Rio de Janeiro 04-04-2026

Weather forecast State of Rio de Janeiro Saturday, April 4 04.04.2026: patchy rain possible, temperature from 16 °C to 22 °C.

Precipitation probability 100%. Wind up to 1.69 m/s (gusts 3.14 m/s). Air humidity 74–98%, atmospheric pressure 761–764 mm Hg, UV index up to 10.3.

Sunrise 05:59
Sunset 17:52

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Forecast from 16 °C to 22 °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)	17	17	17	17	17	16	16	17	18	19	20	22	22	22	21	21	22	21	18	17	17	17	17	17
Precipitation (mm/hr)	0.08	0.1	0.15	0.24	0.65	0.49	0.23	0.14	0.02	0.03	0	0	0	0	0	0	0.07	0.12	0.01	0	0.13	0.01	0.25	0.11

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	55	74	55	60	61	56	62	66	52	85	46	49	49	50	33	89	89	79	21	81	81	85	74
Rain chance (%)	100	100	100	100	100	100	100	100	64	65	0	0	0	0	0	0	100	100	70	0	100	67	100	100

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)	1.19	0.5	1.19	1.19	1.5	0.81	1	1.31	1.19	1	1.31	1.39	1.69	1.11	0.61	0.39	0.39	0.31	0.31	0.19	0.19	0.11	0.39	0.5
Wind gust (m/s)	2.53	1.06	2.53	2.53	3.14	1.67	2.11	2.72	2.33	1.83	1.83	1.67	1.97	1.39	0.89	0.58	0.58	0.5	0.64	0.42	0.42	0.22	0.83	1.06
Wind direction (°)	WSW 247°	WSW 245°	NW 306°	NW 307°	NW 307°	WNW 290°	NW 325°	NNE 19°	N 3°	NW 323°	NNW 329°	NNW 333°	NNW 333°	NNW 330°	NW 320°	WNW 298°	NW 307°	NW 316°	NW 315°	WNW 291°	WSW 239°	WSW 253°	WSW 250°	WSW 247°

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 (%)	98	96	95	96	96	97	97	97	96	94	90	79	74	79	83	78	77	83	92	93	91	89	87	89

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	763	763	762	762	763	763	764	764	764	764	764	763	763	762	761	761	761	762	763	763	763	763	763

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	0.4	1.6	4	7.1	9.6	10.3	9.1	6.3	3.6	1.4	0.2	0	0	0	0	0	0

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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.

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