5-day weather forecast Chennai Oct 25, 2026

27°26–29° · Light rain shower

Weather forecast Chennai today Oct 25, 2026: light rain shower, temperature from 26 °C to 29 °C.

Precipitation probability 75%. Wind up to 5.69 m/s (gusts 7.33 m/s). Air humidity 65–90%, atmospheric pressure 755–759 mm Hg, UV index up to 9.4.

Sunrise 06:00
Sunset 17:44
Full Moon100% illuminated
Moonrise 17:00 · Moonset 04:59
Chart
Table
Sun, Oct 25, 2026

Forecast from 26 °C to 29 °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)272626272726272827282829292929292928292927282726
Precipitation (mm/hr)0.561.360.561.320.710.540.590.150.190.280.240.030.0100000.010.010.011.011.611.820.51

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 (%)1001009610010098959393928493858110010010010010010010010010095
Rain chance (%)597567706162563138353021141319171823202069707466

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)21.691.391.3110.890.891.692.52.893.613.6155.114.195.395.3945.695.6145.1142.39
Wind gust (m/s)2.722.643.061.831.2221.142.034.943.924.396.395.835.727.086.836.896.337.337.036.336.835.694.47
Wind direction (°)ESE 120°SE 127°N 8°ENE 68°ENE 68°NNW 346°NE 34°NNE 31°NNE 30°NE 56°NE 54°NE 53°NE 49°NE 45°NE 46°NE 43°NE 39°NE 52°NE 47°NE 47°NE 49°NE 38°NE 34°NNE 31°

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 (%)858889838290817783747273676572697178737384798490

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)758757757756757757758758759759758758757756756755756757757758758758758758

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 Index00000000.51.73.86.79.49.47.552.10.80.1000000

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)7.277.26.76.777.57.36.76.35.854.43.73.32.93.44.55.36.26.56.36.77.6
PM10 (µg/m³)8.58.48.58.18.28.59.18.98.587.36.45.854.444.55.66.67.47.87.68.19.4
Ozone (O₃) (µg/m³)555250484646485155596365656463615856555556586267
NO₂ (µg/m³)11.912.212.412.71312.711.59.78.27.26.45.64.73.83.54.35.76.87.47.77.56.553.8
SO₂ (µg/m³)4.25.36.47.89.210.19.898.38.38.58.37.35.94.73.93.22.933.43.63.32.92.7
CO (µg/m³)415415409395375363371386382338275228212211217229247262270274279286294298
Sun, Oct 25, 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 24 to 34 °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 75%. 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 24 to 34 °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 11 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 75%) 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.

Will I need an umbrella or sunscreen in Chennai this week?

Rain reaches a 75% chance across the next 5 days, so pack something waterproof for the wettest of them — the daily strip above shows which. Today’s UV index peaks at 9.4; sunscreen is worth it from about 3 upwards.

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.