CPCB

Sitamarhi Air Quality Index & Realtime Air Pollution

Lat: 26.5936 · Lon: 85.4906
Elevation: m · Offset: 19800s
AQI Score & Core Metrics
150
Poor(US-AQI standard)
050100150200300500
Good (0-50)Moderate (51-100)Poor (101-150)Unhealthy (151-200)Severe (201-300)Hazardous (301+)
PM2.539.1 µg/m³
PM1064 µg/m³
Weather & Climate Summary

Current Conditions

32°C

Humidity: 72%

UV Index0.2
Wind Speed3.9 km/h

Primary Air Pollutants Sitamarhi (Bihar)

PollutantConcentrationDetails
PM2.539 µg/m³Fine particles
PM1064 µg/m³Coarse particles
SO₂11 µg/m³Sulphur dioxide
CO407 µg/m³Carbon monoxide
NO₂7 µg/m³Nitrogen dioxide
O₃162 µg/m³Ozone

Hourly forecast Sitamarhi (Bihar)

TimeTempCondition
Now32°CLight drizzleLight drizzle
18:0031°COvercastOvercast
19:0030°COvercastOvercast
20:0029°CPartly cloudyPartly cloudy
21:0029°COvercastOvercast
22:0028°CLight drizzleLight drizzle
23:0028°CPartly cloudyPartly cloudy
00:0028°CPartly cloudyPartly cloudy
01:0028°CMostly clearMostly clear
02:0027°CPartly cloudyPartly cloudy
03:0026°CThunderstormThunderstorm
04:0026°CSlight rain showersSlight rain showers
05:0026°CModerate drizzleModerate drizzle
06:0027°CLight drizzleLight drizzle
07:0028°COvercastOvercast
08:0029°CLight drizzleLight drizzle
09:0030°CLight drizzleLight drizzle
10:0031°CThunderstormThunderstorm
11:0032°CThunderstormThunderstorm
12:0032°CLight drizzleLight drizzle
13:0032°CLight drizzleLight drizzle
14:0030°CThunderstorm with slight hailThunderstorm with slight hail
15:0030°CLight drizzleLight drizzle
16:0031°CThunderstormThunderstorm

Health Recommendations

Based on current air quality: Poor · AQI 150

Poor
  • Air PurifierTurn On
  • Car FilterMust
  • N95 MaskMust
  • Stay IndoorMust
Outdoor Activity Guidelines

Members of sensitive groups (children, elderly, and people with heart/lung disease) may experience health effects. The general public is unlikely to be affected immediately, but should monitor physical comfort.

Standard: US EPA AQI ScaleUpdated: Live
Cigarette Equivalent

1.8 per day

Equates to breathing local air

Weekly Exposure

12.6 cigarettes

Monthly Exposure

54 cigarettes

Risk Assessments

Prevent Health Problems

Elevated RiskHeadaches

Risk is Elevated for Poor conditions (AQI 150).

Common Symptoms

You may observe: Pressure or tightness around the forehead and temples, Sensitivity to light or smell, Fatigue or difficulty concentrating.

Do's
  • Choose indoor, clean indoor air when the AQI is elevated.
  • Stay hydrated and take short breaks from devices or harsh light if you are migraine-prone.
  • If you Make use of prescribed migraine meds, Keep close them accessible.
Don'ts
  • Try not to do intense outdoor exercise during worse AQI periods.
  • Don’t ignore worsening symptoms that feel unusual for you.
AQI Graph

Historical AQI Data Sitamarhi (Bihar)

136
Min. AQIat 1:00 PM on 13th Jul
156
Max. AQIat 7:00 AM on 14th Jul
13-07-2026Time14-07-2026

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Air Quality FAQs at Sitamarhi, Bihar

The current real-time AQI (US) level in Sitamarhi, Bihar is 150 (Poor). This was last updated recently.

The best AQI (US) level was generally lower during the early afternoon in the last 24 hours.

The worst AQI (US) level typically peaks during early morning or late evening hours due to temperature inversion.

The AQI (US) levels in Sitamarhi, Bihar have been fluctuating throughout the last 24 hours depending on traffic and weather conditions.

Current AQI (US) levels are poor for everyone. It's advised to adjust your outdoor activities based on personal sensitivity.