5-day weather forecast Riyadh 17-05-2026

Weather forecast Riyadh tomorrow 17.05.2026: sunny, temperature from 25 °C to 35 °C.

No precipitation expected. Wind up to 8 m/s (gusts 9.81 m/s). Air humidity 9–15%, atmospheric pressure 754–758 mm Hg, UV index up to 11.2.

Sunrise 05:09
Sunset 18:31

Waxing Crescent0% illuminated
Moonrise 05:11 · Moonset 19:30

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Table

← Sat, May 16

Sun, May 17, 2026

Mon, May 18 →

Forecast from 25 °C to 35 °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)	29	29	28	27	26	25	25	27	28	30	31	33	34	34	35	35	35	35	34	33	32	31	30	28
Precipitation (mm/hr)	0	0	0	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 (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Rain chance (%)	0	0	0	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)	5.5	4.89	5.19	5.39	5.31	4.89	6.5	8	7.89	6.69	5.69	5.5	5.39	4.81	4.81	4.61	4	4	3.31	2.81	3.89	4.69	4.81	3.89
Wind gust (m/s)	9.11	8.42	9.14	9.06	8.78	8.19	9.56	9.81	9.08	7.72	6.56	6.33	6.22	5.53	5.53	5.28	4.61	4.67	4.33	4.56	6.61	8.25	8.31	7.11
Wind direction (°)	N 7°	N 6°	N 7°	N 11°	NNE 15°	N 8°	N 6°	NNE 18°	NNE 28°	NNE 31°	NNE 30°	NNE 22°	NNE 14°	N 9°	N 0°	N 350°	NNW 339°	NNW 335°	NNW 341°	N 350°	NNW 336°	NNW 335°	NNW 339°	NNW 344°

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 (%)	11	12	12	12	13	14	15	14	13	12	11	10	10	10	9	9	9	9	9	10	10	10	11	12

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)	754	754	754	755	755	756	757	758	758	758	758	757	757	756	756	755	755	755	755	756	757	758	758	758

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	0.2	1	2.8	5.3	8.4	10.5	11.2	10.6	8.2	5.2	2.6	0.8	0.1	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)	610	554.1	522.4	503.8	477.7	456.3	420.9	399.5	393	396.7	363.2	345.5	327.8	312.9	285	255.2	233.3	217.9	203.5	188.6	176.5	177.4	199.7	196.9
PM10 (µg/m³)	-998.1	-998.1	3227	3234.5	3167.4	3159.9	3182.3	3040.7	3003.5	3003.5	2742.7	2675.7	2653.3	2608.6	2414.9	2213.7	2079.6	1982.8	1878.4	1759.2	1654.9	1654.9	1740.6	1602.8
Ozone (O₃) (µg/m³)	87	87	87	87	86	84	82	77	72	69	72	78	84	89	94	98	101	102	102	100	96	89	78	66
NO₂ (µg/m³)	13.3	12.6	12.2	11.7	10.8	10	10.2	12.5	15.8	18.2	18.8	18.4	17.8	17	15.9	15.2	14.9	15	16.1	18.6	22.1	26.1	31	36.3
SO₂ (µg/m³)	18.5	18.5	18.4	18.5	18.4	18.4	19.4	22.4	26.4	29.5	30.8	31.2	31.2	30.7	29.8	28.9	27.9	26.9	26.2	25.4	24.9	26.3	31.2	37.9
CO (µg/m³)	141.9	138.9	138.9	137.9	131.9	124.9	123.9	131.9	145.9	158.9	171.9	182.9	188.9	182.9	169.9	160.9	158.9	160.9	166.9	179.9	196.9	212.9	224.9	234.9

← Sat, May 16

Sun, May 17, 2026

Mon, May 18 →

Riyadh 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.

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