5-day weather forecast Riyadh 21-05-2026

Weather forecast Riyadh Thursday, May 21 21.05.2026: sunny, temperature from 28 °C to 41 °C.

No precipitation expected. Wind up to 6.19 m/s (gusts 11.39 m/s). Air humidity 7–14%, atmospheric pressure 752–757 mm Hg, UV index up to 10.5.

Sunrise 05:07
Sunset 18:33

Waxing Crescent24% illuminated
Moonrise 09:35 · Moonset 23:26

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← Wed, May 20

Thu, May 21, 2026

Forecast from 28 °C to 41 °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)	31	30	29	29	29	28	28	30	32	33	35	36	38	39	40	41	40	40	40	38	37	36	35	34
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	4	4	2	0	0	0	0	0	0	0	15	30	45	32	19	6	11	15
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)	3.81	3.19	2.19	1.69	2.89	3.31	3.31	3.89	3.89	3.39	4	5.19	5.61	5.11	4.69	3.61	4	4.5	4.89	5.31	5.81	6.19	6.19	6.11
Wind gust (m/s)	7.61	6.64	4.61	3.58	5.97	6.83	6.14	5.47	4.5	3.92	4.61	5.97	6.44	5.86	5.42	4.14	5.11	6.11	7.08	8.5	9.89	11.28	11.31	11.39
Wind direction (°)	N 10°	NNE 26°	NE 54°	SE 132°	SSE 153°	ESE 121°	ESE 106°	E 101°	ESE 106°	ESE 122°	SE 137°	SSE 148°	SSE 163°	SSE 166°	SSE 165°	SSE 160°	SSE 154°	SSE 148°	SE 143°	SE 146°	SSE 149°	SSE 152°	SSE 158°	SSE 164°

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 (%)	13	13	14	14	14	14	14	12	11	11	11	11	10	9	8	7	7	8	8	9	10	11	12	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)	755	755	755	755	755	755	756	756	757	757	757	756	755	755	754	753	753	753	752	753	753	753	753	753

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	2.7	5.2	7.8	9.8	10.5	9.2	7	4.4	10	10	9	0	0	0	0	0

← Wed, May 20

Thu, May 21, 2026

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.

Learn more about our methodology →