The air quality in Begusarai is rated Moderate, with an AQI of 79. PM2.5 stands at 17 µg/m³ , and PM10 at 79 µg/m³ . Ozone levels are at 7 ppb , and NO2 is at 3 ppb . With 37°C, it’s a good day to be outdoors but sensitive groups should consider staying inside if they experience respiratory discomfort.