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Bihar Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-11-21 04:47:33 AM (Local Time)

location image
Live AQI
148(AQI-US)
Air Quality is
Poor
pm10 :  116 µg/m³
PM2.5 :  68 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi poor level.webp in Bihar
mist

17 °C

Mist
Humidity
Humidity94 %

Wind Speed
Wind Speed4 km/h

UV Index
UV Index0
Last Updated: 2025-11-21 04:47:33 AM (Local Time)


Map

Bihar

Major Air Pollutants

Bihar

AQI Graph

Historical Air Quality Data

Bihar

Bihar
AQI
.
20-11-2025Time21-11-2025
111
Min.at 4:04 PM on 20th Nov
185
Max.at 11:04 PM on 20th 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.(%)
Unhealthy
163
73
88
18
71
Unhealthy
163
72
147
17
94
Moderate
92
31
102
16
57
Poor
142
52
96
18
60
Moderate
76
22
59
18
65
Unhealthy
154
59
86
17
94
Severe
279
204
278
17
52
Hazardous
304
227
302
17
52
Unhealthy
163
73
105
17
94
Unhealthy
161
69
113
19
66
Moderate
90
30
108
16
57
Poor
139
56
124
16
60
Unhealthy
170
82
121
17
94
Unhealthy
153
58
78
19
71
Moderate
82
26
58
18
72
Moderate
90
30
61
18
61
Unhealthy
157
76
111
17
94
Severe
238
163
192
18
74
Unhealthy
160
74
129
17
94
Poor
144
53
69
19
72
Unhealthy
151
56
85
18
58
Poor
139
51
93
19
66
Poor
124
45
78
19
63
Severe
231
156
241
16
55

India's Metro Cities

Air Quality Index

Health Advice For People Living In

Bihar

3.1Cigarettes per day

Cigarette
Weekly 21.7 Cigarettes
Monthly 93 Cigarettes

Breathing the air in this location is as harmful as smoking 3.1 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

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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.

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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 148 (Poor). This was last updated 2025-11-21 04:47:33 AM (Local Time).

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

The best AQI level was 111 (Poor) at 4:04 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 185 (Unhealthy) at 11:04 PM (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 185 at 11:04 PM (Local Time), lowest 111 at 4:04 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.