Kochas Weather
Loading current temperature, humidity, wind, and air quality context for Kochas, Bihar, India.
Loading current temperature, humidity, wind, and air quality context for Kochas, Bihar, India.
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Kochas, a small town in Bihar, India, sits at coordinates 25.2340°N, 83.9215°E, within the Gangetic Plains. The terrain is remarkably flat, characteristic of this vast alluvial region formed by the Ganges and its tributaries. The town’s elevation is relatively low, contributing to limited atmospheric dispersion of pollutants. Kochas is situated within a predominantly agricultural landscape, with rice and wheat being the dominant crops. This agricultural activity, while vital to the local economy, introduces particulate matter from crop residue burning and fertilizer use. The surrounding landscape is a patchwork of farmland interspersed with small pockets of deciduous forests. The proximity to the Son River, while providing a water source, doesn’t offer significant wind corridors to flush out pollutants. Kochas experiences a strong urban-rural gradient; it’s a local market town serving a network of smaller villages. Industrial activity is limited within Kochas itself, but regional industrial belts further west, around Patna, can contribute to background pollution levels transported by prevailing winds. The flat topography and limited natural ventilation exacerbate the concentration of pollutants, particularly during periods of calm weather. This geographical setting fundamentally shapes Kochas’s air quality challenges.
Kochas experiences a distinct seasonal air quality pattern dictated by the monsoon and post-monsoon periods. The pre-monsoon months (March to May) are typically the worst for air quality. Rising temperatures create strong convective currents, but also contribute to dust suspension from agricultural fields. Calm conditions and temperature inversions trap pollutants near the ground. The monsoon season (June to September) brings a temporary respite, as rainfall effectively washes away particulate matter and increased humidity suppresses dust. However, increased cloud cover can also lead to stagnant air. Post-monsoon (October-November) sees a resurgence of pollution, coinciding with the burning of crop residue after the harvest, a major source of PM2.5. Winter (December-February) brings cooler temperatures and frequent fog, exacerbating pollution levels as temperature inversions become more common and trap pollutants. Sensitive groups – children, the elderly, and those with respiratory conditions – should limit outdoor activity during March-May and October-November. Avoiding peak hours and wearing masks can offer some protection. The monsoon months generally offer the best air quality, but even then, vigilance is advised.
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NAQI (India)
😷 Poor
Health alert: The risk of health effects is increased for everyone.
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