CPCB

Theni Air Quality Index & Realtime Air Pollution

Lat: 10.0112 · Lon: 77.4777
Elevation: m · Offset: 19800s
AQI Score & Core Metrics
56
Moderate(US-AQI standard)
050100150200300500
Good (0-50)Moderate (51-100)Poor (101-150)Unhealthy (151-200)Severe (201-300)Hazardous (301+)
PM2.57.5 µg/m³
PM1010.9 µg/m³
Weather & Climate Summary

Current Conditions

28°C

Humidity: 57%

UV Index0.8
Wind Speed4.3 km/h

Primary Air Pollutants Theni (Tamil Nadu)

PollutantConcentrationDetails
PM2.58 µg/m³Fine particles
PM1011 µg/m³Coarse particles
SO₂2 µg/m³Sulphur dioxide
CO114 µg/m³Carbon monoxide
NO₂6 µg/m³Nitrogen dioxide
O₃34 µg/m³Ozone

Hourly forecast Theni (Tamil Nadu)

TimeTempCondition
Now29°CPartly cloudyPartly cloudy
09:0031°CPartly cloudyPartly cloudy
10:0033°COvercastOvercast
11:0035°COvercastOvercast
12:0036°COvercastOvercast
13:0037°COvercastOvercast
14:0036°CLight drizzleLight drizzle
15:0035°CLight drizzleLight drizzle
16:0034°CPartly cloudyPartly cloudy
17:0032°CLight drizzleLight drizzle
18:0031°CMostly clearMostly clear
19:0029°CPartly cloudyPartly cloudy
20:0028°CMostly clearMostly clear
21:0028°CPartly cloudyPartly cloudy
22:0028°CMostly clearMostly clear
23:0027°CPartly cloudyPartly cloudy
00:0027°COvercastOvercast
01:0027°COvercastOvercast
02:0026°COvercastOvercast
03:0026°COvercastOvercast
04:0026°COvercastOvercast
05:0026°COvercastOvercast
06:0026°COvercastOvercast
07:0027°COvercastOvercast

Health Recommendations

Based on current air quality: Moderate · AQI 56

Moderate
  • Air PurifierTurn On
  • Car FilterMust
  • N95 MaskMust
  • Stay IndoorMust
Outdoor Activity Guidelines

Air quality is generally fine, though a small number of unusually sensitive people may notice mild effects. If you fall into a sensitive group, keep an eye on how you feel and go easy on strenuous outdoor activity.

Standard: US EPA AQI ScaleUpdated: Live
Cigarette Equivalent

0.3 per day

Equates to breathing local air

Weekly Exposure

2.1 cigarettes

Monthly Exposure

9 cigarettes

Risk Assessments

Prevent Health Problems

Mild RiskHeadaches

Risk is Mild for Moderate conditions (AQI 56).

Common Symptoms

Commonly seen signs include: Tight, band-like pressure across the forehead and temples, Extra sensitivity to light, noise, or strong smells, Sluggishness and trouble staying focused.

Do's
  • Opt for at home with air with filtration whenever pollution levels climb.
  • Increase fluids through the day and rest from digital screens or intense light if migraines hit you easily.
  • Keep any prescribed headache or migraine relief within reach.
Don'ts
  • Don’t power through demanding outdoor exercise while the AQI is elevated.
  • Do not brush off pain that feels sharper or different from your usual.
AQI Graph

Historical AQI Data Theni (Tamil Nadu)

51
Min. AQIat 3:00 AM on 11th Aug
57
Max. AQIat 10:00 PM on 11th Aug
11-08-2026Time12-08-2026

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Air Quality FAQs at Theni, Tamil Nadu

The current real-time AQI (US) level in Theni, Tamil Nadu is 56 (Moderate). This was last updated recently.

The best AQI (US) level was generally lower during the early afternoon in the last 24 hours.

The worst AQI (US) level typically peaks during early morning or late evening hours due to temperature inversion.

The AQI (US) levels in Theni, Tamil Nadu have been fluctuating throughout the last 24 hours depending on traffic and weather conditions.

Current AQI (US) levels are moderate for everyone. It's advised to adjust your outdoor activities based on personal sensitivity.