5-day weather forecast Chennai 26-08-2026

Weather forecast Chennai today 26.08.2026: overcast, temperature from 29 °C to 35 °C.

Precipitation probability 26%. Wind up to 7.61 m/s (gusts 11 m/s). Air humidity 43–76%, atmospheric pressure 754–758 mm Hg, UV index up to 10.3.

Sunrise 05:57
Sunset 18:23
Full Moon100% illuminated
Moonrise 17:26 · Moonset 04:27
Chart
Table
Wed, Aug 26, 2026

Forecast from 29 °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)303029302929292930323334353534333131303030302930
Precipitation (mm/hr)00.010.1500.10000000000.010.010000.010.0100.030

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 (%)10010010010010010010010010010010010098100100100100100100998660100100
Rain chance (%)161626142215151413121111101011121516181918132318

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)66.1166.1165.615.396.117.117.316.615.614.693.112.612.817.6177.397.616.116.195.54.81
Wind gust (m/s)1010.8110.7210.921110.7210.4210.3910.119.8397.946.895.8365.118.618.59.7210.339.149.618.428.31
Wind direction (°)SSW 212°SW 227°WSW 247°WSW 249°WSW 257°W 264°W 262°W 270°W 280°WNW 286°WNW 287°WNW 285°WNW 285°W 275°SSW 192°SE 138°SSE 153°SSE 147°S 185°S 188°S 182°SSW 196°SSW 201°SW 215°

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 (%)656464616162636157524946434448526266707274757671

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)756755755755755756757758758758758757756755754754754754755755756757757756

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 Index0000000.20.92.85.58.31010.38.74.41.70.50000000

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)2222.522.320.918.915.711.48.87.88.29.19.910.711.914.216.918.220.622.122.520.519.218.718.2
PM10 (µg/m³)29.230.229.926.622.718.11311.110.911.513.114.817.119.624.328.83132.232.631.128.1272927.2
Ozone (O₃) (µg/m³)433834292523222328395569829310110310199989794877870
NO₂ (µg/m³)25.225.525.324.523.321.719.717.515.313.311.59.88.16.567.49.811.812.813.413.914.414.815.2
SO₂ (µg/m³)14.71514.713.511.710.610.51111.813.315.215.814.211.38.97.46.46.16.98.49.69.99.89.8
CO (µg/m³)356304269257263290365461497412267165152183219255296327333329335368412442
Wed, Aug 26, 2026

Frequently asked questions about the 5-day weather in Chennai

What will the weather be like in Chennai over the next 5 days?

Over the next 5 days in Chennai the temperature is expected to range from about 29 to 36 °C. See the detailed hourly forecast for each of the 5 days in the charts above.

On which of the next 5 days will it rain in Chennai?

The chance of rain in Chennai over the next 5 days reaches 62%. Check the 5-day precipitation chart above to see exactly which days and hours bring rain.

How accurate is the 5-day weather forecast for Chennai?

A 5-day forecast is fairly reliable: the first 2–3 days are usually very accurate, while days 4–5 may be refined. The data is updated several times a day, so check back before important plans.

Which of the next 5 days in Chennai will be the warmest and which the coolest?

Over the next 5 days the temperature in Chennai ranges from about 29 to 36 °C. Compare the warmest and coolest day on the temperature chart above.

Will it be windy in Chennai over the next 5 days?

Over the next 5 days the wind in Chennai picks up to 9 m/s. The windiest days are easy to spot on the wind chart above.

Which day of the week in Chennai is best for a walk or a trip?

For a walk or a trip, pick the days with the lowest chance of rain (up to 62%) and light wind — easy to compare on the 5-day charts above.

How can I best use the 5-day forecast for Chennai?

The first 2–3 days are reliable enough for firm decisions, while days 4–5 are a guide that sharpens as they approach. The forecast is updated several times a day, so check again before important plans.

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.