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Bihar Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2 minutes ago (Local Time)

location image
Live AQI
98(AQI-US)
Air Quality is
Moderate
pm10 :  72 µg/m³
PM2.5 :  33 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi moderate level.webp in Bihar
mist

25 °C

Mist
Humidity
Humidity89 %

Wind Speed
Wind Speed11 km/h

UV Index
UV Index0
Last Updated: 2 minutes ago (Local Time)


Map

Bihar

Major Air Pollutants

Bihar

AQI Graph

Historical Air Quality Data

Bihar

Bihar
AQI
.
09-10-2025Time10-10-2025
91
Min.at 4:04 PM on 9th Oct
110
Max.at 10:04 AM on 9th Oct

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.(%)
Moderate
97
34
53
28
100
Moderate
68
18
34
29
100
Moderate
56
12
14
28
100
Moderate
61
14
28
29
100
Poor
120
44
77
35
95
Poor
117
42
79
23
100
Moderate
66
17
46
41
100
Moderate
64
16
77
23
100
Moderate
86
28
81
24
100
Moderate
79
24
31
32
95
Moderate
56
12
39
23
100
Moderate
90
25
93
29
100
Moderate
75
22
29
27
100
Unhealthy
172
85
90
34
96
Moderate
77
23
32
36
86
Poor
113
40
68
29
90
Poor
116
42
109
29
96
Moderate
92
31
42
31
90
Poor
109
38
106
26
100
Moderate
97
34
35
30
96
Moderate
79
24
35
27
100
Moderate
69
19
87
24
100

India's Metro Cities

Air Quality Index

Health Advice For People Living In

Bihar

1.5Cigarettes per day

Cigarette
Weekly 10.5 Cigarettes
Monthly 45 Cigarettes

Breathing the air in this location is as harmful as smoking 1.5 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

  • 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 Moderate (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

Air quality data monitoring platforms

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aqi air quality app for Bihar
Mobile App

Empower Your Decisions with Reliable Data

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.


Connect and control your air quality devices.

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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 98 (Moderate). This was last updated 2 minutes ago (Local Time).

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

The best AQI level was 91 (Moderate) at 4:04 PM, Oct 9, 2025 (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 110 (Poor) at 10:04 AM, Oct 9, 2025 (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 110 at 10:04 AM, Oct 9, 2025 (Local Time), lowest 91 at 4:04 PM, Oct 9, 2025 (Local Time).

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

Current AQI levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.