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Lucknow AQI Today

138US AQI
Unhealthy for Sensitive Groups

The current Air Quality Index in Lucknow, Uttar Pradesh, India is 138, which is considered unhealthy for sensitive groups. The fine particulate (PM2.5) concentration is 59.3 µg/m³.

Last updated · Source: CAMS forecast model

Pollutant levels in Lucknow

PM2.559.3 µg/m³Fine particulate matter
PM1070.8 µg/m³Coarse particulate matter
O₃76 µg/m³Ozone
NO₂18.5 µg/m³Nitrogen dioxide
SO₂13.6 µg/m³Sulphur dioxide
CO509 µg/m³Carbon monoxide

Health advice

Members of sensitive groups — children, older adults, and people with respiratory or heart conditions — may experience health effects. They should limit prolonged outdoor exertion.

7-day AQI trend

DayAQICategory
Sep 30112Unhealthy for Sensitive Groups
Oct 1132Unhealthy for Sensitive Groups
Oct 2155Unhealthy
Oct 3156Unhealthy
Oct 4156Unhealthy
Oct 5156Unhealthy
Oct 6137Unhealthy for Sensitive Groups

About the Air Quality Index

The Air Quality Index (AQI) converts measured pollutant concentrations — including PM2.5, PM10, ozone (O₃), nitrogen dioxide (NO₂), sulphur dioxide (SO₂), and carbon monoxide (CO) — into a single 0–500 scale. Higher values mean greater health risk. The reading for Lucknow reflects a CAMS forecast model and updates throughout the day. Learn what the AQI number means for your body, read the AQI scale reference, see what to do at today’s AQI, or compare PM2.5 and PM10.

Frequently asked questions about Lucknow air quality

What is the AQI in Lucknow today?

The current Air Quality Index in Lucknow, Uttar Pradesh, India is 138 on the 0–500 US AQI scale, which is categorised as unhealthy for sensitive groups. The reading comes from a CAMS forecast model and refreshes throughout the day.

What is the PM2.5 level in Lucknow right now?

Fine particulate matter (PM2.5) in Lucknow, Uttar Pradesh, India is currently 59.3 µg/m³. The World Health Organization recommends keeping the 24-hour average below 15 µg/m³, so Lucknow is currently above the WHO guideline.

Is it safe to go outside in Lucknow today?

Members of sensitive groups — children, older adults, and people with respiratory or heart conditions — may experience health effects. They should limit prolonged outdoor exertion.

What is considered a good AQI level?

An AQI of 0–50 is good, 51–100 is moderate, 101–150 is unhealthy for sensitive groups, 151–200 is unhealthy, 201–300 is very unhealthy, and anything above 300 is hazardous. The scale is the same everywhere, so readings are directly comparable between cities.

How often is the Lucknow air quality data updated?

Air quality readings for Lucknow, Uttar Pradesh, India refresh throughout the day, and this page is rendered fresh on every visit, so the AQI, pollutant breakdown and 7-day trend always reflect the latest available model output.

Air quality near Lucknow

Compare Lucknow with the closest monitored cities — pollution is regional, so neighbouring readings often move together.

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