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Howrah Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Howrah

Last Updated: 2026-09-30 12:21:01 (Local Time)

Live AQI

146AQI (US)

Air Quality is

Poor

PM2.5 : 54 µg/m³

pm10 : 65 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

34 °C

Last Updated: 2026-09-30 12:21:01 (Local Time)

Rank31^st

Currently, Howrah ranks 31^st among the most polluted cities globally.

Map

Howrah

Major Air Pollutants
Howrah

Particulate Matter(PM₂.₅)

54µg/m³

Particulate Matter(PM₁₀)

65µg/m³

Carbon Monoxide(CO)

283ppb

Sulfur Dioxide(SO₂)

2ppb

Nitrogen Dioxide(NO₂)

5ppb

Ozone(O₃)

27ppb

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AQI Graph

Historical Air Quality Data
Howrah

24 Hours

AQI (US)

Howrah

AQI (US)

29-09-2026Time30-09-2026

Time	Howrah
12:31pm	125
1:01pm	129
1:31pm	133
2:01pm	129
2:31pm	138
3:01pm	150
3:31pm	153
4:01pm	155
4:31pm	157
5:01pm	159
5:31pm	161
6:01pm	160
6:31pm	160
7:01pm	162
7:31pm	162
8:01pm	163
8:31pm	162
9:01pm	161
9:31pm	161
10:01pm	176
10:31pm	175
11:01pm	179
11:31pm	179
12:01am	176
12:31am	177
1:01am	186
1:31am	186
2:01am	179
2:31am	176
3:01am	171
3:31am	171
4:01am	167
4:31am	171
5:01am	167
5:31am	174
6:01am	186
6:31am	178
7:01am	168
7:31am	164
8:01am	161
8:31am	159
9:01am	160
9:31am	160
10:01am	159
10:31am	157
11:01am	156
11:31am	152
12:01pm	147
12:31pm	145

125

Min. AQI (US)12:31pm

186

Max. AQI (US)1:01am

Want air quality data?

AQI (US) Trends - Annual Air Quality Changes
Howrah, West Bengal, India

AQI (US)

Howrah's Locations
Real-time Air Pollution Level

locations

Status

AQI (US)

PM₂.₅(µg/m³)

PM₁₀(µg/m³)

Temp.(°C)

Humi.(%)

Bally

Poor

149

Belur

Poor

134

Belur Math

Unhealthy

156

Duillya

Poor

139

Ramrajatala

Unhealthy

151

Salkia

Poor

134

Santragachi

Poor

144

India's Metro Cities
Air Quality Index

Ahmedabad

Bangalore

Chennai

129

temp.36°C

hum.37%

Hyderabad

121

temp.29°C

hum.39%

Kolkata

140

temp.34°C

hum.47%

Mumbai

148

temp.28°C

hum.73%

New Delhi

121

temp.34°C

hum.29%

Pune

110

temp.26°C

hum.57%

Air Quality Calendar 2026
Howrah

2026

AQI (US)

Health Advice For People Living In
Howrah

3.5Cigarettes per day

Weekly 24.5 Cigarettes

Monthly 105 Cigarettes

Breathing the air in this location is as harmful as smoking 3.5 cigarettes a day.

Source:

Berkeley Earth

Disclaimer: This cigarette-equivalent estimate is based on the average PM2.5 concentration over the last 24 hours, assuming continuous exposure during that time.

Solutions for Current AQI (US)

Air PurifierTurn On

Car FilterMust

N95 MaskMust

Stay IndoorMust

Prevent Health Problems: Understand Your Risks

Howrah

Asthma

Heart Issues

Allergies

Sinus

Cold/Flu

Chronic (COPD)

Disclaimer: The above health risks are precautionary suggestions based on current AQI levels. You may not feel the effects immediately, but prolonged exposure to air pollution can contribute to these health conditions over time. AQI.IN is neither a medical expert nor a provider of medical advice. Please consult a doctor if you experience any of the above similar symptoms.

Most Polluted Cities 2026
India

Analyze the real-time most air polluted cities in the country.

Most Polluted Cities Live Ranking 2026

World's Most PollutedCity Rankings (2025)

World's Most PollutedCountry Rankings(2025)

RankCityAQI Status

Standard Value

Rudrapur, Uttarakhand

Unhealthy

6xabove Standard

Visakhapatnam, Andhra Pradesh

Unhealthy

5xabove Standard

Nellore, Andhra Pradesh

Unhealthy

5xabove Standard

Surat, Gujarat

Unhealthy

5xabove Standard

Cuttack, Odisha

Unhealthy

5xabove Standard

Thane, Maharashtra

Unhealthy

4xabove Standard

Bhubaneswar, Odisha

Unhealthy

4xabove Standard

Adoni, Andhra Pradesh

Unhealthy

4xabove Standard

Bareilly, Uttar Pradesh

Unhealthy

4xabove Standard

10.

Ulhasnagar, Maharashtra

Poor

4xabove Standard

Last Updated: 30 Sept 2026, 07:04 AM

AQI City Rankings

Air Quality Solutions For Howrah
Explore the solutions of air quality monitoring & clean air.

Here are some applications that you can go through to find out the solutions.

Air Quality Monitor

Monitor the air quality

Air Quality Sensors

Sensors to measure the air quality

Fresh Air Machine

Clean the air you breathe

Car Cabin Filter

Purify the air in your car

N95 Mask

Shield yourself from pollution

Prana Air offers the solutions of air quality monitoring and clean air machine for Howrah

Air Quality Solution For Offices

A complete solution for air quality monitoring, data analysis, and fresh air solutions in workplaces prioritizing employee's health and productivity.

Air Quality Solutions For Smart City

Prana Air smart city project provides air quality monitors, drones, outdoor air purifiers, and data dashboards solution to improve air quality.

Air Quality Solutions for Schools | Institutes

Prana Air provides the air quality solutions for schools by air monitoring & fresh air machine that help the students to breather clean air.

Air Quality Solutions For Hotels

Prana Air air quality solutions are suited for hotel businesses. The occupancy of hotels is the main reasons for bad air quality.

Air Quality Solutions for Restaurants

Prana Air has the air quality solutions for restaurant, cafes, and gives you the power to know what your customers and staff breathe.

Air Quality Solutions for RMC Plants

Prana Air provides air quality monitoring solutions for RMC plants. Improve compliance, protect workers and community, and reduce emissions.

Air Quality Solutions for Fitness Center

Prana Air provides the air quality solutions of pollution monitoring and fresh air for fitness center - gym.

Air Quality Solutions for Parking Lot

A complete solution for air monitoring, data analysis, and fresh air solutions for enclosed car parking areas and car lots.

Air Quality Solutions for Retail Stores

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets.

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets

Prana Air provides the air quality solutions for airport. Gathering of many passengers is the main reasons of bad air quality in airport.

Air Quality Solutions For Construction Sites

Prana Air offers air quality monitoring solutions for construction sites with data cloud storage, web-dashboard, mobile apps, TV display.

Air Quality Solutions For Hospitals

Prana Air provides air quality monitoring and fresh air solutions for hospitals to ensure clean and healthy indoor air.

Air Quality Solutions For Washroom | Bathroom

Improve washroom and bathroom air quality with Prana Air air quality monitoring devices and fresh air machine. Breathe easy and stay healthy.

Air Quality Solutions for Banks

Prana Air provides air quality solutions of pollution monitoring and fresh air for banks and financial institutions.

Air Quality Solutions for Cinema

Air quality solutions for cinema halls or theatres will help the customers to get the good experience, comfort and breathe clean air.

Air Quality Solutions For Real Estates

Prana Air provides the air quality solutions of pollution monitoring and fresh air for real estates - residential and commercial.

Howrah's AQI Data Analytics Solutions
Air quality data monitoring platforms

Mobile App

Smart TV App

Web Dashboard

API

Widgets

Air Quality FAQs
at Howrah

Frequently Asked Questions About Air Quality

1. What is the current AQI (US) level in Howrah?

The current real-time AQI (US) level in Howrah is 146 (Poor). This was last updated 2026-09-30 12:21:01 (Local Time).

2. When was the best AQI (US) level in Howrah in the last 24 hours?

The best AQI (US) level was 125 (Poor) at 12:31 PM, Sep 29, 2026 (Local Time) during the last 24 hours.

3. When was the worst AQI (US) level in Howrah in the last 24 hours?

The worst AQI (US) level was 186 (Unhealthy) at 1:01 AM (Local Time) during the last 24 hours.

4. What is the current trend of AQI (US) levels in Howrah during last 24 hours?

The AQI (US) levels in Howrah have been fluctuating throughout the last 24 hours. The levels have increased by highest 186 at 1:01 AM (Local Time), lowest 125 at 12:31 PM, Sep 29, 2026 (Local Time).

5. What actions are recommended as per the current AQI (US) level in Howrah?

Current AQI (US) levels are unhealthy for Sensitive individuals, they should reduce prolonged or heavy outdoor exertion.