5-day weather forecast Chennai Sep 26, 2026

35°28° · Overcast

Weather forecast Chennai Saturday Sep 26, 2026: overcast, temperature from 28 °C to 35 °C.

Precipitation probability 25%. Wind up to 8.81 m/s (gusts 14.11 m/s). Air humidity 34–68%, atmospheric pressure 753–757 mm Hg, UV index up to 10.8.

Sunrise 05:58
Sunset 18:02
Full Moon99% illuminated
Moonrise 17:48 · Moonset 05:30
Chart
Table

Forecast from 28 °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)292929282828282930313233343535353432313130303029
Precipitation (mm/hr)0000000000000000000000.10.010.12

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 (%)100100100100100100100100100100100100100100100100100100100100100100100100
Rain chance (%)14141515151515141211101010109101011141517251724

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)7.397.397.3177.3976.56.898.618.618.817.896.616.315.393.893.895.116.395.615.615.55.194.61
Wind gust (m/s)14.1114.1113.513.8113.9212.9212.3312.512.0311.1911.4210.429.118.337.56.56.57.039.117.5388.117.927.42
Wind direction (°)WSW 256°WSW 252°WSW 252°WSW 248°WSW 247°WSW 250°WSW 252°WSW 256°WSW 252°W 263°W 269°W 270°W 268°W 263°W 261°WSW 244°SSW 193°SSE 167°SSE 162°S 174°S 186°SSW 195°SSW 199°SSW 208°

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 (%)586061636362626154464239373534364251586467686763

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)755755755755755755756756757757756755755754753753753754754755755756755755

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 Index00000000.424.46.710.410.88.96.23.51.10.2000000

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)15.214.513.81311.810.29.39.38.99.11011.412.512.414.115.317.521.523.924.623.922.621.520.1
PM10 (µg/m³)18.41715.714.513119.99.89.49.810.812.513.914.318.62123.928.230.731.73130.329.728.2
Ozone (O₃) (µg/m³)6154484238374047598110913114214814914413412712813113012110794
NO₂ (µg/m³)15.215.615.81616.115.915.314.41310.57.55.13.72.93.35.99.61211.69.98.68.48.79.1
SO₂ (µg/m³)8.38.68.899.29.51010.611.312.413.713.912.29.47.46.86.97.17.58.18.37.76.66.2
CO (µg/m³)367348330308288281304341359336294259242234231233241259298347373355314281

Chennai 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.