Nestled in the Marathwada region of Maharashtra, Parbhani occupies a strategic position on the Deccan Plateau at an average elevation of approximately 350 meters above sea level. This inland city lies within the Godavari River basin, with the river flowing to its south, though not immediately adjacent, contributing to the region's agricultural fertility rather than directly moderating urban air quality. The terrain is predominantly flat to gently undulating, characteristic of the plateau's basaltic geology, which facilitates agricultural expansion but also allows pollutants to disperse widely under favorable conditions. Parbhani's urban character blends administrative functions with agro-processing industries, notably cotton ginning mills that cluster along transport corridors, creating localized industrial zones within a broader rural matrix. The city serves as a district headquarters, drawing vehicular traffic that exacerbates road dust—a persistent issue given the region's dry soils. Its location in a rain-shadow area of the Western Ghats results in a semi-arid climate, where low humidity and scant vegetation cover during dry months fail to trap particulate matter. The urban–rural gradient is pronounced, with agricultural fields extending to the city's fringes, where practices like stubble burning directly inject smoke into the atmosphere. Proximity to major highways enhances connectivity but also introduces exhaust emissions, while the absence of significant topographic barriers means pollutants can accumulate during temperature inversions, particularly in winter. This geographic setting, combining industrial activity, intensive agriculture, and vulnerable meteorology, creates a complex air quality challenge unique to central Maharashtra's interior plains.

Parbhani's air quality follows a distinct seasonal rhythm shaped by its tropical wet-and-dry climate. During the winter months from November to February, pollution peaks dramatically due to a confluence of factors: agricultural burning of cotton and soybean residues after harvest releases thick smoke, while cooler temperatures and clear skies foster frequent temperature inversions that trap pollutants near the surface. Calm winds and morning fog further inhibit dispersion, making these months particularly hazardous for outdoor activity, especially for sensitive groups like children, the elderly, and those with respiratory conditions who should limit exposure and use masks. The pre-monsoon summer from March to May sees extreme heat that accelerates photochemical reactions, potentially increasing ozone levels, though stronger daytime winds provide some ventilation; however, construction dust and vehicle exhaust remain concerns. The monsoon arrives in June, bringing relief through heavy rainfall that scrubs the atmosphere clean, with July and August typically offering the best air quality for outdoor pursuits. Post-monsoon months from September to October experience a gradual deterioration as agricultural activities resume and burning begins, though residual moisture initially mitigates impacts. Throughout the year, weather hazards like cyclones (though rare inland) or drought can exacerbate dust storms or stagnation events, underscoring the need for real-time air quality monitoring to guide daily activities in this vulnerable region.