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 is experiencing a pleasant, sunny day on December 13, 2025, with temperatures ranging between 20°C and 27°C, making it an inviting day for outdoor activities. This favorable weather follows yesterday’s ‘poor’ air quality, which registered an AQI of 196, though a light breeze is now assisting in clearing the air. The forecast for the upcoming week also promises consistently pleasant conditions, with a notable chance of patchy rain expected on December 17.The city is currently enjoying clear, sunny skies, with no precipitation anticipated throughout the day. The mercury is projected to climb to a comfortable 27°C during daylight hours. Temperatures are set to cool to 20°C by night, creating ideal conditions for a quiet evening stroll. Humidity levels are reported at a manageable 66 percent. Wind speeds will remain gentle, peaking at 21.2 kilometers per hour. The absence of rain and overcast conditions makes today an excellent day for various outdoor pursuits.
Yesterday’s Air Quality Details
Yesterday, Chennai’s air quality was categorized as ‘poor’, with an Air Quality Index (AQI) of 196. This classification was primarily driven by high levels of PM2.5, which were recorded at 91 micrograms per cubic meter. PM10 levels also contributed significantly to the poor air quality, reaching 118 micrograms per cubic meter. Carbon monoxide (CO) levels were also noted as elevated, measuring 408 micrograms per cubic meter. These conditions could have caused mild respiratory discomfort for sensitive individuals. The prevailing wind patterns today, along with the sunny weather, are anticipated to help disperse some of these pollutants. However, caution is still advised, especially in areas with heavy traffic or construction. Carrying a mask for busy traffic zones would be a prudent measure.
Recommendations for Today
For individuals planning to head outdoors today, sunglasses and sunscreen are considered must-haves. These items will help shield against the bright sun. The morning hours are particularly suitable for outdoor workouts, thanks to the crisp air and comfortable temperatures. Commuters traveling through high-traffic zones might consider wearing a mask to minimize exposure to lingering pollutants. The current breeze also presents an opportunity to air out homes, which will help freshen up indoor spaces.
Weekly Forecast
The forecast for Chennai over the next week indicates consistently pleasant weather conditions. Daytime temperatures are expected to range between 27°C and 27.5°C. Nighttime lows will generally remain in the low 20s throughout this period. December 17 stands out as a day with an 87 percent chance of patchy rain. Residents are advised to keep an umbrella handy if they are heading out on that day. The skies are predicted to remain mostly clear for the week. December 16 is noted as the only day with anticipated overcast conditions. For those planning outdoor activities, December 14 and December 19 are identified as excellent choices. These days offer sunny skies and minimal chances of rain.Yesterday’s AQI of 196 marks a slight improvement compared to the ‘very poor’ air quality recorded earlier in the week. While this drop is encouraging, Chennai’s air quality has been fluctuating. Staying updated on daily pollution levels remains essential due to these varying conditions.Data referenced in this article is taken from AQI.in.
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