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Betul is situated in the central Indian state of Madhya Pradesh, positioned at coordinates 21.9100°N, 77.9000°E within the Satpura Range foothills. This location places the city at an elevation of approximately 650 meters above sea level, creating a unique topographic setting that significantly influences its air quality dynamics. Betul lies in a transitional zone between the fertile plains of the Narmada Valley to the north and the rugged Satpura hills to the south, creating an urban-rural gradient where agricultural activities blend with small-scale urban development. The city's proximity to the Tapti River basin, approximately 40 kilometers south, provides some moisture but insufficient to regularly cleanse the atmosphere of pollutants. Betul is surrounded by extensive coal mining operations in the nearby Satpura coalfields, whose dust frequently drifts into the urban area, particularly during dry periods. The region's terrain features undulating hills and valleys that can trap pollutants, especially during winter temperature inversions. Agricultural zones dominate the surrounding landscape, with crop residue burning contributing significantly to seasonal pollution spikes. Betul's position along National Highway 47 ensures constant vehicle traffic, while its status as a district headquarters creates concentrated domestic biomass burning in residential areas. The city's geographic isolation from major industrial belts means local sources dominate pollution, but its elevation provides some relief from extreme heat compared to lower plains, though this same elevation can intensify fog formation that traps pollutants during cooler months.

Betul's air quality follows a distinct seasonal pattern shaped by its tropical wet-and-dry climate and local emission sources. During winter (November-February), pollution peaks dramatically due to multiple converging factors: temperature inversions trap pollutants close to the ground, agricultural burning after the kharif harvest fills the air with smoke, domestic biomass burning increases for heating, and calm winds prevent dispersion. This period sees thick fog mixed with pollution (smog), making outdoor activities hazardous, especially for sensitive groups like children, elderly, and those with respiratory conditions. Spring (March-May) brings gradual improvement as temperatures rise and winds increase, though extreme heat can create ozone formation and dust storms from dry landscapes. The monsoon season (June-September) provides the cleanest air as heavy rains wash pollutants from the atmosphere and winds disperse remaining particles, making this the optimal time for outdoor activities. Post-monsoon (October) sees a rapid deterioration as agricultural burning resumes and weather patterns shift toward winter stagnation. Sensitive individuals should avoid prolonged outdoor exposure during peak pollution months, use air purifiers indoors, and schedule essential activities for mornings when pollution levels are typically lower. The monsoon months offer the safest window for outdoor exercise and activities, though thunderstorms can pose other hazards. Year-round, morning walks should be avoided during high pollution periods when overnight accumulation is greatest.