5-day weather forecast Hangzhou Sep 17, 2026

27°20° · Smoky haze

Weather forecast Hangzhou Thursday Sep 17, 2026: smoky haze, temperature from 20 °C to 27 °C.

Precipitation probability 22%. Wind up to 3.5 m/s (gusts 8 m/s). Air humidity 49–78%, atmospheric pressure 761–763 mm Hg, UV index up to 2.6.

Sunrise 05:44
Sunset 18:02
First Quarter42% illuminated
Moonrise 11:52 · Moonset 21:52
Chart
Table

Forecast from 20 °C to 27 °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)212120202120202122232526262727252525232222222222
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 (%)100389699886810010010010010095616971009175321890100100100
Rain chance (%)178171816132018161513106211141413101020222221

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)0.811.391.3110.890.610.8910.690.811.392.1133.53.393.112.893.393.192.391.891.51.191.39
Wind gust (m/s)1.031.721.51.51.220.8911.330.921.832.312.5387.57.393.313.924.425.194.223.723.111.922.11
Wind direction (°)N 5°N 355°NNE 17°NE 38°N 356°NNE 14°NNW 338°N 359°N 356°NE 43°NNE 33°NE 41°NE 45°ENE 59°ENE 61°NE 44°NNE 24°NNE 16°N 10°N 358°N 4°NNE 17°NNW 329°NNW 329°

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 (%)666870707072737066625449505151596468767877777876

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)762762761761761761762762763763763762762761761761761761762762763763763762

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 Index00000000.10.71.62.30.91.11.42.6210.2000000

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)76.172.9747577.179.484.592.251.23932.531.835.335.231.830.728.528.733.337.136.936.837.340.7
PM10 (µg/m³)83.479.680.381.383.485.990.897.158.94842.341.645.945.140.339.23737.441.144.644.544.544.147.7
Ozone (O₃) (µg/m³)000000513275180103116123127128126117977049403733
NO₂ (µg/m³)105.9103.8101.599.89893.785.274.363.553.2433530.227.525.723.221.724.334.649.26166.368.872.8
SO₂ (µg/m³)12.511.210.310.210.610.810.610.410.310.711.311.511.210.69.67.85.643.53.53.73.94.24.5
CO (µg/m³)337334341359387427504594629557428330296292298315343362364357352349348351

Hangzhou 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.