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Weather in Chennai Today

Chennai Weather Forecast – Live 24-Hour Coromandel Coast Tracker

Stay ahead of changing weather patterns with the most accurate tracking for the weather in Chennai today on WeatherTomorrow.pk. Whether you are managing port logistics at the Chennai Port, walking along the Marina Beachfront, commuting past the commercial core of Anna Salai, or traveling across Tamil Nadu, our live dashboard tracks essential weather shifts across this premier southern gateway.

Chennai’s unique positioning along the thermal waterfront of the Bay of Bengal exposes it to high relative humidity, high heat indices, and highly active post-summer monsoon systems. Use our integrated interactive dashboard below to track real-time metrics:

 

Chennai

Tamil Nadu, India
29°
Patchy rain nearby
Patchy rain nearby
Feels Like 34°
Humidity 75%
Wind 16 km/h
Wind Direction ENE (57°)
Pressure 1010 mb
Visibility 10 km
UV Index 3.6
Cloud Cover 99%

Hourly Forecast

12:00 AM
Moderate or heavy rain shower
27°
Moderate or heavy rain shower
💧 86% 🌧 81% 💨 14.8 km/h
1:00 AM
Moderate or heavy rain shower
27°
Moderate or heavy rain shower
💧 86% 🌧 83% 💨 13.7 km/h
2:00 AM
Moderate or heavy rain shower
26°
Moderate or heavy rain shower
💧 92% 🌧 84% 💨 7.2 km/h
3:00 AM
Moderate or heavy rain shower
27°
Moderate or heavy rain shower
💧 85% 🌧 81% 💨 10.1 km/h
4:00 AM
Moderate or heavy rain shower
27°
Moderate or heavy rain shower
💧 85% 🌧 83% 💨 9 km/h
5:00 AM
Light rain shower
26°
Light rain shower
💧 91% 🌧 74% 💨 5.4 km/h
6:00 AM
Moderate or heavy rain shower
27°
Moderate or heavy rain shower
💧 85% 🌧 82% 💨 5.4 km/h
7:00 AM
Light rain shower
27°
Light rain shower
💧 82% 🌧 77% 💨 5.4 km/h
8:00 AM
Light rain shower
28°
Light rain shower
💧 83% 🌧 44% 💨 7.6 km/h
9:00 AM
Overcast
29°
Overcast
💧 72% 🌧 19% 💨 9.4 km/h
10:00 AM
Overcast
30°
Overcast
💧 70% 🌧 18% 💨 10.4 km/h
11:00 AM
Light rain shower
29°
Light rain shower
💧 74% 🌧 33% 💨 12.6 km/h
12:00 PM
Overcast
30°
Overcast
💧 66% 🌧 16% 💨 14.8 km/h
1:00 PM
Overcast
30°
Overcast
💧 66% 🌧 16% 💨 16.2 km/h
2:00 PM
Patchy rain nearby
29°
Patchy rain nearby
💧 75% 🌧 27% 💨 15.5 km/h
3:00 PM
Overcast
29°
Overcast
💧 70% 🌧 18% 💨 19.1 km/h
4:00 PM
Overcast
29°
Overcast
💧 71% 🌧 18% 💨 18 km/h
5:00 PM
Patchy rain nearby
28°
Patchy rain nearby
💧 80% 🌧 21% 💨 13 km/h
6:00 PM
Overcast
29°
Overcast
💧 73% 🌧 19% 💨 15.5 km/h
7:00 PM
Overcast
29°
Overcast
💧 74% 🌧 20% 💨 14 km/h
8:00 PM
Light rain shower
27°
Light rain shower
💧 86% 🌧 71% 💨 8.6 km/h
9:00 PM
Patchy rain nearby
29°
Patchy rain nearby
💧 76% 🌧 30% 💨 13.7 km/h
10:00 PM
Patchy rain nearby
29°
Patchy rain nearby
💧 76% 🌧 22% 💨 13.3 km/h
11:00 PM
Light rain
27°
Light rain
💧 89% 🌧 69% 💨 5.4 km/h

📈 Weather Trends

Temperature

Chance of Rain

Wind Speed

Humidity

3-Day Forecast

Thursday
2026-10-22
Overcast
30° / 26°
🌧 87%
💨 19.1 km/h
💧 79%
☀ UV 5.1
Friday
2026-10-23
Light rain shower
29° / 25°
🌧 87%
💨 10.8 km/h
💧 81%
☀ UV 7.1
Saturday
2026-10-24
Light rain shower
29° / 25°
🌧 83%
💨 22 km/h
💧 79%
☀ UV 2.9

🌿 Air Quality

US EPA Index
1
Good
Air quality is satisfactory and poses little or no health risk.
Air Quality Level
1 Good Low risk ● Current
2 Moderate Acceptable
3 Sensitive Sensitive groups
4 Unhealthy Everyone
5 Very Unhealthy Increased risk
6 Hazardous Emergency
US EPA Index 1
UK DEFRA Index 1
PM2.5 3.2 µg/m³
PM10 4.6 µg/m³
CO 198 µg/m³
O₃ 64 µg/m³
NO₂ 3.1 µg/m³
SO₂ 4.6 µg/m³
AQI categories are based on the US EPA air quality index supplied by the weather provider.

Sun & Moon

🌅
Sunrise
06:00 AM
🌇
Sunset
05:46 PM
🌙
Moonrise
03:11 PM
🌘
Moonset
02:38 AM
🌕
Moon Phase
Waxing Gibbous
✨
Illumination
78%

Chennai Weather Today – Live 24-Hour Maritime Trends & Graphs

Before planning your outdoor commercial routines, daily commutes, or coastal travel loops, checking the live weather in chennai today gives you a decisive advantage. Our platform features an intuitive, rolling 24-hour hourly forecast timeline. Because warm oceanic air masses can trigger sudden coastal downpours or rapid humidity spikes unexpectedly, relying on flat daily numbers can leave your plans exposed to intense storm waves.

Our localized city tracker updates continuously to provide real-time updates for critical environmental indicators:

  • Interactive Trend Charts: Deep-dive into active, visual graphs detailing shifting percentages for Chance of Rain, Wind Speed velocities, and dynamic Humidity levels over a rolling 24-hour period.
  • Tropical Maritime Thermal Profiles: Monitor precise ambient mercury readings alongside the actual calculated “feels-like” heat index, which surges significantly due to immense ocean air moisture.
  • Astronomical Intervals: Access high-precision daily schedules tracking exact sunrise, sunset, moonrise, and moonset times—perfect for catching iconic beachfront golden hours.

Understanding Chennai’s Climate: Constant Thermal Heat & The Northeast Monsoon Peak

Chennai features a tropical wet and dry climate defined by long, intensely warm seasons and a highly unique seasonal reversal. Unlike most of India, which receives its primary rainfall from the southwest monsoon, Chennai sits in a rain-shadow during mid-summer, remaining hot and humid from June to August with temperatures frequently touching 38°C to 40°C.

The main hazard and precipitation window opens dramatically with the arrival of the **Northeast Monsoon** (October to December). Low-pressure tropical waves and cyclones moving off the Bay of Bengal hit the Coromandel coast directly, dropping torrential, concentrated rainfall within short windows that cause rapid flash flooding. Winters are short, warm, and highly pleasant, running from January to February with cooling sea breezes.

Advanced Coastal Air Quality & Environmental Monitoring

Your respiratory safety matters. WeatherTomorrow.pk integrates live air quality monitoring data directly inside our Chennai tracker. Our panel tracks detailed pollutant metrics including fine particulate matter (PM2.5 and PM10), Nitrogen Dioxide (NO2), Sulfur Dioxide (SO2), Carbon Monoxide (CO), and Ozone (O3) concentrations, allowing families and logistics managers to verify air cleanliness accurately in real time.

Frequently Asked Questions (FAQs)

Why does the Northeast Monsoon impact Chennai more than the Southwest Monsoon?

The high Western Ghats mountains block the southwest summer monsoon from reaching the southeastern coast. However, the retreating northeast winds blow directly across the warm waters of the Bay of Bengal, picking up immense moisture and striking Chennai directly.

Where can I view active cyclone warnings or marine wind alerts for Chennai?

Any active coastal alerts, heavy wave warnings, tropical cyclone notices, or severe storm advisories will display instantly at the very top of this page for public safety.