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Guna, situated in the northern reaches of Madhya Pradesh at coordinates 24.6500°N, 77.3200°E, occupies a strategic position in India's Malwa region, approximately 150 kilometers south of Gwalior and 400 kilometers northeast of Bhopal. The city lies at an elevation of around 475 meters above sea level on the Malwa Plateau, characterized by gently undulating terrain with occasional rocky outcrops, which contributes to localized air stagnation. Guna's urban character blends administrative functions with agricultural processing, surrounded by extensive soybean and wheat fields that create a distinct urban-rural gradient. The city is not proximate to major water bodies, with the Parbati River flowing about 30 kilometers to the southeast, limiting natural ventilation from water breezes. This inland location, combined with its position in an agricultural belt, exacerbates air quality issues as pollutants from vehicle exhaust, road dust, and soybean processing accumulate without significant dispersal. The region forms part of the broader North Indian industrial and agricultural corridor, where emissions from military vehicles and aircraft at nearby bases further compound pollution. The terrain's flat to rolling nature allows pollutants to travel across the landscape, while the lack of significant topographic barriers means Guna experiences both local emissions and regional agricultural burning plumes, particularly from post-harvest stubble burning in surrounding farmlands.

Guna's air quality follows a pronounced seasonal cycle driven by its tropical wet-and-dry climate and agricultural calendar. During winter (November to February), pollution peaks dramatically due to multiple converging factors: lower temperatures create frequent temperature inversions that trap pollutants near the surface, while calm winds and high atmospheric stability prevent dispersion. This period coincides with extensive agricultural burning after the soybean harvest and increased use of heating sources, 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. Spring (March to May) sees gradual improvement as temperatures rise and wind patterns become more variable, though extreme heat can occasionally exacerbate ozone formation from vehicle emissions. The monsoon season (June to September) brings the cleanest air, as heavy rainfall scrubs pollutants from the atmosphere and strong southwesterly winds disperse local emissions, making this the optimal time for outdoor activities. Post-monsoon (October) marks a transition as agricultural burning resumes and meteorological conditions become more stagnant, leading into the winter peak. Thunderstorms during pre-monsoon months can temporarily clear the air but may also kick up dust, while flooding events, though rare, can disrupt pollution patterns by washing away road dust and temporarily halting industrial activities.