Chennai weather: Rain, humidity & cooler temperatures expected

The data for this weather forecast has been sourced from AQI.in, providing residents with comprehensive information to plan their daily activities and weekly schedules accordingly.Chennai residents can expect moderate rainfall throughout Thursday, July 18, 2025, with temperatures ranging between 24.9°C and 34.2°C, averaging 28.9°C. The day will feature high humidity at 71%, steady winds at 27.4 km/h, and an 88% chance of precipitation totaling 17.12 mm.The overcast conditions will persist throughout the day, with visibility reduced to 9.1 km. The evening temperature will drop to 24.9°C, bringing cooler conditions compared to recent days.

The gusty winds, while not severe enough to cause disruptions, may make umbrella usage challenging. Drivers are advised to exercise caution due to reduced visibility during the day.The weather conditions suggest indoor activities would be more suitable. Those venturing outdoors should be prepared with waterproof footwear and rain jackets, and remain cautious of slippery road conditions during heavy showers.

Weekly Forecast

The rainy weather pattern will continue through the next week in Chennai. Friday and Saturday will experience moderate rainfall with temperatures of 28.7°C and 26.5°C respectively.Sunday will remain wet, with rain intensity expected to decrease by Monday, giving way to patchy showers. Tuesday and Wednesday will alternate between sunny and rainy periods, with temperatures rising to 32.8°C and 29.9°C.Humidity levels throughout the week will vary between 60% and 82%.

The weekly forecast concludes with patchy rain expected next Thursday.

Advisory and Data Source

The current rainfall pattern, while unusual for this time of year, provides relief from typical heat conditions. Local residents are advised to monitor weather updates regularly.The weather data referenced in this report has been sourced from AQI.in.