5-day weather forecast Riyadh 04-09-2026

Weather forecast Riyadh tomorrow 04.09.2026: severe sandstorm, temperature from 29 °C to 40 °C.

Precipitation probability 4%. Wind up to 4.81 m/s (gusts 7.53 m/s). Air humidity 9–20%, atmospheric pressure 752–755 mm Hg, UV index up to 9.9.

Sunrise 05:35
Sunset 18:09
Last Quarter39% illuminated
Moonrise 22:51 · Moonset 12:14
Chart
Table

Forecast from 29 °C to 40 °C and precipitation

Temperature & Precipitation
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Temperature (°C)353534343433332931323435363737383838373940393838
Precipitation (mm/hr)000000000000000000000000

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Cloud cover (%)555596255550055555557554644
Rain chance (%)111114111000000000010033

Wind speed and direction

Wind & Wind gust
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Wind (m/s)32.312.52.612.111.310.390.190.510.690.310.310.691.813.113.893.3934.54.614.814.54.61
Wind gust (m/s)4.032.612.722.812.331.390.530.335.550.920.611.532.224.035.836.116.313.837.037.427.536.836.72
Wind direction (°)ENE 78°E 97°ESE 118°E 93°ENE 68°NE 50°NE 54°SW 226°N 0°N 354°NNE 18°NE 40°NNW 335°NW 321°NW 319°NW 324°NNW 340°N 359°NNE 15°NNE 17°NNE 25°NE 38°NE 36°NE 40°

Air humidity

Humidity
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Humidity (%)171717181819201615141211101010999101111121212

Atmospheric pressure

Pressure
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Pressure (mm Hg)754754753753754754755755755755755755754753753752752752752753753754754754

Ultraviolet index

UV Index
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
UV Index00000000.62.14.57.29.39.996.73.91.80.5000000

Air quality & pollen

Air quality
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
PM2.5 (µg/m³)127.699.971.954.946.742.340.942.539.761.99299.494.194.8103.1116.6131.3146.2192.3191.9171.4143.4113.683.8
PM10 (µg/m³)862.4612.8376.3263.6222.6201.2190190.9185.3484.3853.1951.8890.3897.8990.91139.91303.914641866.41698.71400.71061.7754.4470.3
Ozone (O₃) (µg/m³)505154565552525764728088939595938984787163585656
NO₂ (µg/m³)3329.425.623.424.527.229.129.228.526.924.120.417.515.714.514.415.718.120.422.72526.426.525.7
SO₂ (µg/m³)37.637.237.338.440.443.347.15461.964.557.244.734.630.228.326.724.222.121.824.93033.634.433.8
CO (µg/m³)264250227215226247259252236217193165145137137141151166175173165158156155

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.