5-day weather forecast Rio de Janeiro 16-05-2026

Weather forecast Rio de Janeiro today 16.05.2026: partly cloudy, temperature from 21 °C to 26 °C.

Precipitation probability 87%. Wind up to 3.69 m/s (gusts 4.5 m/s). Air humidity 66–91%, atmospheric pressure 761–764 mm Hg, UV index up to 6.2.

Sunrise 06:19
Sunset 17:19

New Moon1% illuminated
Moonrise 05:57 · Moonset 17:00

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Table

Sat, May 16, 2026

Sun, May 17 →

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)	21	21	21	21	21	21	21	21	22	24	25	25	26	26	25	25	24	23	23	23	23	22	22	22
Precipitation (mm/hr)	0.01	0.01	0.01	0	0	0	0	0	0	0	0	0	0	0	0.05	0.05	0.05	0.22	0.09	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 (%)	82	82	91	64	51	44	23	23	44	37	33	30	13	13	81	81	88	79	72	15	18	22	26	26
Rain chance (%)	87	75	86	0	0	0	0	0	0	0	0	0	0	0	74	63	73	100	100	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)	2	1.89	2	1.69	1.39	1	0.39	0.39	0.81	0.31	0.81	1.89	2.69	3.39	3.69	3.69	3.19	2.31	1.31	1	1.31	2	2	2
Wind gust (m/s)	2.97	2.83	3.03	2.58	2.17	1.56	0.64	0.58	1	0.36	0.92	2.19	3.11	3.92	4.33	4.5	4.14	3.25	1.89	1.47	1.89	3.03	3.06	3.08
Wind direction (°)	WNW 286°	NW 319°	NW 317°	NNW 333°	NNW 330°	NNW 341°	NNW 334°	NNW 332°	N 356°	NNE 15°	SSE 158°	SSE 157°	SSE 163°	SSE 164°	SSE 164°	SSE 159°	SSE 157°	SSE 150°	ESE 112°	ENE 76°	ENE 64°	NE 51°	NNE 33°	NE 38°

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	90	91	90	88	86	81	73	69	68	66	68	70	73	78	84	87	87	88	89	91	91

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	762	762	763	763	763	764	763	762	761	761	761	761	762	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	0.2	0.8	2.1	4.3	5.8	6.2	5.4	3.7	1.8	0.6	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)	24.9	27.7	30.9	32.8	37.1	39.9	30.1	19.6	18.4	17.8	17.8	17.6	18	18.4	18.9	19.4	21.4	22	13.8	13	14.1	16.2	17.1	17.2
PM10 (µg/m³)	29.1	31.3	33.3	35	39.3	41.8	32.1	22	20.8	20.3	20.3	20.1	20.6	20.9	21.4	22.1	24.1	24.3	15.3	14.4	15.5	17.4	18.4	18.4
Ozone (O₃) (µg/m³)	39	33	26	28	45	71	93	108	119	128	135	140	139	129	113	97	80	63	50	43	40	38	36	35
NO₂ (µg/m³)	30.5	31.3	32.7	32.6	29.8	25.4	20.8	15.6	10.2	6.4	5.2	5.6	7.4	10.8	15.5	20.3	25.4	30.5	33.6	33.5	31.5	29.3	27.3	25.1
SO₂ (µg/m³)	11.1	10.4	9.5	9.6	12	15.5	17.2	15.5	12.1	9.4	8.5	8.3	8.3	8.4	8.7	8.8	8.7	8.5	8.1	7.5	6.9	6.3	5.9	5.6
CO (µg/m³)	445.9	464.9	466.9	469.9	481.9	492.9	493.9	478.9	452.9	422.9	386.9	346.9	313.9	290.9	273.9	263.9	264.9	273.9	279.9	276.9	271.9	276.9	306.9	346.9

Sat, May 16, 2026

Sun, May 17 →

Frequently asked questions about the weather in Rio de Janeiro

Today in Rio de Janeiro the temperature ranges from 21 °C to 26 °C, wind up to 3.69 m/s. Check the detailed hourly forecast above for more information.

The precipitation probability in Rio de Janeiro today is 87%. View the full multi-day forecast above to see the rain chances for each upcoming day.

The wind speed in Rio de Janeiro today reaches up to 3.69 m/s with gusts up to 4.5 m/s. Check the detailed wind chart above for hourly wind data.

The air humidity in Rio de Janeiro today ranges from 66% to 91%. View the humidity chart above for hourly details.

The UV index in Rio de Janeiro today reaches up to 6.2. Check the UV index chart above for hourly values throughout the day.

The atmospheric pressure in Rio de Janeiro today ranges from 761 to 764 mm Hg. View the pressure chart above for hourly readings.

Cloud cover in Rio de Janeiro today reaches up to 91%. Check the cloud cover chart above for hourly details throughout the day.

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 →