5-day weather forecast Dongguan Sep 20, 2026

35°27° · Smoky haze

Weather forecast Dongguan tomorrow Sep 20, 2026: smoky haze, temperature from 27 °C to 35 °C.

Precipitation probability 63%. Wind up to 3.81 m/s (gusts 6.81 m/s). Air humidity 46–85%, atmospheric pressure 758–762 mm Hg, UV index up to 8.1.

Sunrise 06:13
Sunset 18:23
Waxing Gibbous73% illuminated
Moonrise 14:34 · Moonset 00:26
Chart
Table

Forecast from 27 °C to 35 °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)272727272727272728293132343435353433323129292928
Precipitation (mm/hr)0.7900000000.010.010.010.030.040.01000.010000000

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 (%)991001001001001009710099707982971001001001001001009657857
Rain chance (%)632525252525252522141313151211111112121410667

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)1.891.811.691.391.190.890.50.190.190.310.50.390.811.111.812.312.391.51.8133.693.813.693.31
Wind gust (m/s)3.112.832.612.312.031.610.920.610.50.420.690.921.111.116.815.315.391.614.8134.425.1154.72
Wind direction (°)SW 220°SW 233°SW 230°SW 226°WSW 238°WSW 240°WSW 237°WSW 250°WSW 258°SW 233°SSW 199°SW 227°WSW 244°WSW 256°WSW 256°WSW 252°WSW 237°SW 217°SSW 192°SSW 195°SSW 193°SSW 192°SSW 194°SSW 195°

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 (%)828383838484858277716559545048464851546168707174

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)762761761761761761761762762762762762761761760759758758758759760760761761

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 Index00000000.20.92.54.97.28.17.85.930.80.2000000

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)95.298.599.498.59588.588.9918171.252.944.739.837.836.936.638.940.249.952.956.769.682.787.3
PM10 (µg/m³)96.6100.4101.5100.897.691.391.793.883.172.453.445.240.338.237.33739.240.550.152.956.869.883.187.8
Ozone (O₃) (µg/m³)940000719418012816919721622722922320416411370463120
NO₂ (µg/m³)9397.8101.9104.5106.3105.6102.196.286.670.951.735.524.516.712.211.514.219.327.53847.855.762.869
SO₂ (µg/m³)13.115171921.223.426.329.13027.422.718.415.112.1109.29.29.18.57.87.58.19.19.9
CO (µg/m³)9301034109010589799118878768377426205224694414243963804346469281072942674465

Dongguan 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.