Ajmer air quality · Rajasthan, India
Brick kilns and road dust push North Indian readings up in winter
NAQI 142 (Moderate) in Ajmer, from 1 CPCB monitoring station. On the US scale that is 163 (Unhealthy).
Updated
Pollutants in Ajmer
- PM2.5 · µg/m³73.94.9× WHO limit
- PM10 · µg/m³96.22.1× WHO limit
- NO₂ · µg/m³14.5Under WHO limit
- O₃ · µg/m³49.8
- SO₂ · µg/m³8.2Under WHO limit
- CO · mg/m³0.79
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Is it safe outside in Ajmer right now?
May cause breathing discomfort to people with lung disease such as asthma, and discomfort to people with heart disease, children and older adults.
Walking and commuting
Go aheadFine for most people; sensitive groups keep it shorter.
Running and jogging
LimitSensitive groups move indoors. Others take more breaks and shorten the run.
Cycling
Take carePrefer routes away from heavy traffic; sensitive groups ride shorter.
Children playing outside
Take careChildren with asthma should take breaks and keep reliever inhalers handy.
Older adults and heart or lung conditions
LimitReduce long or heavy exertion outdoors and keep medicines close.
Open windows
Take careVentilate briefly, ideally when the reading is lowest.
Mask outdoors
OptionalSensitive groups may wear an N95 or FFP2 mask for long trips.
Air purifier indoors
OptionalUseful for sensitive people, especially at night.
Based on the US EPA Air Quality Guide, applied to the current NAQI category. If you have symptoms, follow your doctor's advice.
What US AQI 151–200 means for your health →
Ajmer air quality history
Daily average, 36 days- 84average daily NAQI over 36 days
- 158worst day, 11 October
- 45cleanest day, 17 September
- 0days at Poor or worse
The last 7 days averaged 93, about the same as the week before (92). 3 of the last 36 days were Good.
Weather in Ajmer
30°C Haze · Humidity 51% · Wind 4 km/h
Light rain: < 5 mm/hr, Light Thunderstorms with maximum surface wind speed less than 40 kmph (in gusts) (until 21:30 IST)
Light rain: < 5 mm/hr, Light Thunderstorms with maximum surface wind speed less than 40 kmph (in gusts) (until 21:30 IST)
| Day | Forecast | Max | Min |
|---|---|---|---|
| Mon 19 | Partly cloudy sky | 33° | 21° |
| Tue 20 | Mainly Clear sky | 34° | 21° |
| Wed 21 | Mainly Clear sky | 34° | 20° |
| Thu 22 | Mainly Clear sky | 33° | 23° |
| Fri 23 | Mainly Clear sky | 34° | 20° |
| Sat 24 | Mainly Clear sky | 34° | 19° |
| Sun 25 | Mainly Clear sky | 35° | 20° |
India Meteorological Department (IMD) city forecast, issued 19 October 2026. All IMD warnings →
Nearby cities
India rankingRelated reading
Ajmer air quality: common questions
What is the AQI in Ajmer right now?
The NAQI in Ajmer is 142 (Moderate). On the US AQI scale the same air reads 163 (Unhealthy).
Is it safe to go outside in Ajmer today?
Sensitive groups should take it easy. May cause breathing discomfort to people with lung disease such as asthma, and discomfort to people with heart disease, children and older adults. For runners: Sensitive groups move indoors. Others take more breaks and shorten the run.
How has air quality in Ajmer been recently?
Over the last 36 days with data, Ajmer averaged NAQI 84. The worst day was 11 October at 158; the cleanest was 17 September at 45. 0 days were at Poor or worse.
How does Ajmer's PM2.5 compare with the WHO guideline?
PM2.5 is 74 µg/m³, about 4.9 times the World Health Organization's 24-hour guideline of 15 µg/m³.
Where does Ajmer's air quality data come from?
From State & Central Pollution Control Board, Government of India · Center for Study of Science, Technology and Policy (CSTEP) · Aurassure's University Clean Air Network, using 1 monitoring station in and around the city. Good Air does not estimate or adjust these readings.
Source: State & Central Pollution Control Board, Government of India · Center for Study of Science, Technology and Policy (CSTEP) · Aurassure's University Clean Air Network. Readings are published by the monitoring agency and may be revised.