5-day weather forecast Rio de Janeiro 27-05-2026

Weather forecast Rio de Janeiro Wednesday, May 27 27.05.2026: partly cloudy, temperature from 21 °C to 26 °C.

Precipitation probability 65%. Wind up to 4.69 m/s (gusts 6.75 m/s). Air humidity 73–89%, atmospheric pressure 762–767 mm Hg, UV index up to 6.1.

Sunrise 06:22
Sunset 17:16

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

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Table

← Tue, May 26

Wed, May 27, 2026

Thu, May 28 →

Forecast from 21 °C to 26 °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	22	22	22	22	22	23	24	25	26	26	26	25	25	24	23	23	23	23	23	21	21
Precipitation (mm/hr)	0	0	0	0	0	0	0	0.02	0	0.07	0	0	0	0	0	0.17	0.44	0.04	0.04	0.17	0.28	0.22	0.25	0.29

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 (%)	44	30	44	38	38	52	42	52	33	80	41	18	49	22	13	70	83	78	60	85	100	87	100	100
Rain chance (%)	0	0	0	0	0	0	0	65	0	100	0	0	0	0	0	100	100	88	80	100	100	100	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)	2.39	1.69	1.11	1.11	1.11	1.5	2.31	2.31	3	3.31	2.61	2.11	3	3.19	2.31	3.61	4.5	4	3.19	2.69	2.61	2.89	4.69	4.69
Wind gust (m/s)	3.97	2.72	1.81	1.78	1.81	2.47	3.78	3.58	4.17	4.17	3.17	2.5	3.64	3.97	3.03	4.78	6.06	5.58	4.53	3.83	3.75	4.22	6.75	6.75
Wind direction (°)	ENE 61°	NNE 33°	NNW 340°	W 277°	NNW 327°	N 353°	W 259°	W 270°	W 266°	W 276°	WNW 286°	W 281°	SW 234°	SW 215°	SSW 196°	SSW 193°	SSW 196°	SSW 204°	SSW 212°	SW 216°	SW 224°	SW 227°	WSW 243°	WSW 243°

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	89	89	88	88	87	88	87	86	82	78	73	73	74	75	77	83	88	88	89	89	89	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)	763	763	763	763	762	762	763	764	764	765	764	764	764	763	762	762	763	763	764	764	764	764	767	767

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	2.2	4.1	5.6	6.1	5.3	3.3	1.8	0.5	0	0	0	0	0	0	0

← Tue, May 26

Wed, May 27, 2026

Thu, May 28 →

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 →