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Katihar Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-08-02 09:54:43 PM (Local Time)

location image
Live AQI
74(AQI-US)
Air Quality is
Moderate
pm10 :  68 µg/m³
PM2.5 :  22 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi moderate level.webp in Katihar
light rain shower

28 °C

Light rain shower
Humidity
Humidity86 %

Wind Speed
Wind Speed12 km/h

UV Index
UV Index0
Last Updated: 2025-08-02 09:54:43 PM (Local Time)


Map

Katihar

Major Air Pollutants

Katihar

AQI Graph

Historical Air Quality Data

Katihar

Katihar
AQI
.
01-08-2025Time02-08-2025
67
Min.at 1:09 AM on 2nd Aug
93
Max.at 2:09 PM on 2nd Aug

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

Katihar, Bihar, India

Year
.
AQI


Annual AQI Trends

2022
176AQI
2023
158AQI
-10%
Fall
2024
111AQI
-30%
Fall
2025
101AQI
-9%
Fall
Overall Annual Percentage (%) change of AQI in (2022 to 2025)
-16%
Fall (Improved AQI)

Most & Least Polluted Months

Most PollutedDecember, 2022330AQI

Least PollutedJuly, 202450AQI

* This data analysis is from year 2022 - 2025

Katihar's Locations

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Moderate
74
22
68
29
76

India's Metro Cities

Air Quality Index

Health Advice For People Living In

Katihar

1Cigarettes per day

Cigarette
Weekly 7 Cigarettes
Monthly 30 Cigarettes

Breathing the air in this location is as harmful as smoking 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

Katihar

  • asthma due to air pollution in KatiharAsthma
  • heart due to air pollution in KatiharHeart Issues
  • allergy due to air pollution in KatiharAllergies
  • sinus due to air pollution in KatiharSinus
  • flu due to air pollution in KatiharCold/Flu
  • copd due to air pollution in KatiharChronic (COPD)
asthma due to air pollution in Katihar

Mid. Chances of Asthma

Asthma

Risk of Asthma symptoms is Mid. 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.

Katihar's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
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aqi air quality app for Katihar
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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.

Connect and control your air quality devices.


Air Quality FAQs

at Katihar

Frequently Asked Questions About Air Quality

What is the current AQI level in Katihar?

The current real-time AQI level in Katihar is 74 (Moderate) due to recent rainfall by 0.17mm/hr. This was last updated 2025-08-02 09:54:43 PM (Local Time).

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

The best AQI level was 67 (Moderate) at 1:09 AM (Local Time) during the last 24 hours.

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

The worst AQI level was 93 (Moderate) at 2:09 PM (Local Time) during the last 24 hours.

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

The AQI levels in Katihar have been fluctuating throughout the last 24 hours. The levels have increased by highest 93 at 2:09 PM (Local Time), lowest 67 at 1:09 AM (Local Time).

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

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