Chennai Weather Forecast & Update for Today, Sunday, 21 June 2026: Expect Overcast Skies and Thunderstorms, High of 33°C
Chennai's weather on Sunday, 21 June 2026, will be overcast with a high of 33°C and a feels-like temperature of 34°C. Expect thunderstorms and a 31% chance of rain with possible slight hail in the afternoon. Humidity will be at 81%.
Chennai residents can expect an overcast day on Sunday, 21 June 2026, with the mercury expected to reach a high of 33°C, though it will feel like a warmer 34°C due to high humidity levels at 81%.
| Current Weather in Chennai, Tamil Nadu — Sunday, 21 June 2026 | ||
|
Temperature
29°C |
Feels Like
34°C |
High
33°C |
|
Low
27°C |
Conditions
Overcast |
Humidity
81% |
|
Wind Speed
10 km/h |
||
| Hourly Outlook for Chennai — Sunday, 21 June 2026 | ||||
| Time (IST) | Temp | Conditions | Rain | Wind |
| 00:00 | 28°C | Partly cloudy | 2% | 10 km/h |
| 02:00 | 28°C | Mainly clear | 2% | 11 km/h |
| 04:00 | 27°C | Partly cloudy | 1% | 12 km/h |
| 06:00 | 27°C | Overcast | 0% | 12 km/h |
| 08:00 | 30°C | Partly cloudy | 0% | 10 km/h |
| 10:00 | 33°C | Thunderstorm | 0% | 10 km/h |
| 12:00 | 35°C | Thunderstorm | 9% | 7 km/h |
| 14:00 | 33°C | Thunderstorm with slight hail | 31% | 14 km/h |
Chennai, Tamil Nadu Weather Live Tracker Map on Windy
The day's weather will be marked by a significant shift in conditions around midday, transitioning from overcast skies to thunderstorms. While early morning hours will see partly cloudy conditions with minimal chance of rain, by 10:00 AM, the forecast indicates a possibility of thunderstorms. This storm activity is expected to intensify around 2:00 PM, bringing a 31% chance of rain and potentially slight hail, accompanied by winds picking up to 14 km/h, with a maximum wind speed of 15 km/h expected for the day.
The overnight low will be a relatively mild 27°C, with early morning hours seeing partly cloudy to overcast conditions. While the overall chance of rain for the day is 55%, the most significant periods of precipitation and storm activity are anticipated during the afternoon, making it advisable to carry rain gear for the late afternoon. The city's weather today is influenced by cloud cover and potential storm development, impacting outdoor activities.
Disclaimer: AI tools assisted in compiling the foundational data and research for this report. The final content was reviewed, edited and verified by human editors at LatestLY.
(The above story first appeared on LatestLY on Jun 21, 2026 12:06 AM IST. For more news and updates on politics, world, sports, entertainment and lifestyle, log on to our website latestly.com).