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Bihar Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-11-09 09:48:35 PM (Local Time)

location image
Live AQI
149(AQI-US)
Air Quality is
Poor
pm10 :  115 µg/m³
PM2.5 :  67 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi poor level.webp in Bihar
clear

20 °C

Clear
Humidity
Humidity56 %

Wind Speed
Wind Speed13 km/h

UV Index
UV Index0
Last Updated: 2025-11-09 09:48:35 PM (Local Time)


Map

Bihar

Major Air Pollutants

Bihar

AQI Graph

Historical Air Quality Data

Bihar

Bihar
AQI
.
08-11-2025Time09-11-2025
131
Min.at 1:04 PM on 9th Nov
157
Max.at 2:04 AM on 9th Nov

Download 2024 Annual Data

World Air Quality Report

Globe

Bihar's Cities

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Poor
134
49
86
20
70
Moderate
82
26
38
22
65
Unhealthy
174
88
118
17
88
Unhealthy
159
67
97
20
56
Poor
114
43
84
20
57
Poor
137
50
72
22
65
Severe
236
161
238
19
51
Severe
249
174
222
19
51
Poor
137
50
136
22
65
Poor
127
46
72
20
56
Unhealthy
170
82
112
17
88
Poor
121
48
119
17
88
Unhealthy
161
69
87
22
65
Unhealthy
159
67
94
20
63
Poor
127
46
61
21
72
Poor
134
49
77
19
57
Poor
118
42
64
22
65
Hazardous
441
296
359
24
45
Unhealthy
156
70
153
22
65
Unhealthy
151
56
92
20
65
Unhealthy
156
62
84
17
88
Moderate
71
20
38
20
57
Unhealthy
151
56
80
22
65
Severe
214
139
217
18
51

India's Metro Cities

Air Quality Index

Health Advice For People Living In

Bihar

2.7Cigarettes per day

Cigarette
Weekly 18.9 Cigarettes
Monthly 81 Cigarettes

Breathing the air in this location is as harmful as smoking 2.7 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

  • Air Purifier
    Air PurifierTurn On
  • Car Filter
    Car FilterMust
  • N95 Mask
    N95 MaskMust
  • Stay Indoor
    Stay IndoorMust


Must turn on the air purifier to enjoy fresh air.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Bihar

  • asthma due to air pollution in BiharAsthma
  • heart due to air pollution in BiharHeart Issues
  • allergy due to air pollution in BiharAllergies
  • sinus due to air pollution in BiharSinus
  • flu due to air pollution in BiharCold/Flu
  • copd due to air pollution in BiharChronic (COPD)
asthma due to air pollution in Bihar

Mild Chances of Asthma

Asthma

Risk of Asthma symptoms is Mild when AQI is Poor (50-150)

Moderate symptoms including frequent wheezing, noticeable shortness of breath, chest tightness, and persistent cough.

Do's :

  • Limit outdoor activities when AQI is poor.

  • Clean indoor air with an air purifier to reduce exposure.

  • Soothe the respiratory tract with herbal teas or warm water to help alleviate symptoms.

Don'ts :

  • Exercise outdoors without a mask.

  • Stay in smoky areas with strong fumes.

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 2025

India

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

Bihar's AQI Data Analytics Solutions

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aqi air quality app for Bihar
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Your area’s real-time data with detailed parameters.

Your area’s real-time data with detailed parameters.


Personalized health advice as per current AQI.

Personalized health advice as per current AQI.


Analytical data to identify trends and conditions.

Analytical data to identify trends and conditions.


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Air Quality FAQs

at Bihar

Frequently Asked Questions About Air Quality

What is the current AQI level in Bihar?

The current real-time AQI level in Bihar is 149 (Poor). This was last updated 2025-11-09 09:48:35 PM (Local Time).

When was the best AQI level in Bihar in the last 24 hours?

The best AQI level was 131 (Poor) at 1:04 PM (Local Time) during the last 24 hours.

When was the worst AQI level in Bihar in the last 24 hours?

The worst AQI level was 157 (Unhealthy) at 2:04 AM (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Bihar during last 24 hours?

The AQI levels in Bihar have been fluctuating throughout the last 24 hours. The levels have increased by highest 157 at 2:04 AM (Local Time), lowest 131 at 1:04 PM (Local Time).

What actions are recommended as per the current AQI level in Bihar?

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