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Hrodna, situated in northwestern Belarus along the Neman River at coordinates 53.6667°N, 23.8333°E, occupies a strategic position near the borders with Poland and Lithuania, making it a historical crossroads in Europe's Baltic region. The city lies within the Hrodzyenskaya Voblasts' administrative region, characterized by a gently undulating terrain of the Neman Lowland, with elevations averaging around 100-150 meters above sea level, creating a relatively flat landscape that influences local air circulation patterns. Hrodna's urban character blends historic architecture with Soviet-era industrial zones, particularly in its eastern and southern districts, where general urban pollution sources like transportation, residential heating, and small-scale manufacturing contribute to air quality challenges. The Neman River, flowing through the city center, provides some natural ventilation but can also trap pollutants under specific meteorological conditions, especially during temperature inversions common in this continental climate zone. Surrounding the urban core, the region transitions into mixed agricultural lands and forests, creating an urban-rural gradient that occasionally brings agricultural burning or pollen into the airshed, though industrial belts are less concentrated than in eastern Belarusian cities. Proximity to the Augustów Forest to the northwest offers some green buffer, but Hrodna's position in a river valley basin can lead to pollutant accumulation, particularly from domestic coal and wood burning during colder months, exacerbated by the city's dense urban fabric and aging building stock.

In Hrodna, air quality follows a distinct seasonal rhythm shaped by its continental climate, with pollution typically peaking during winter months when cold, stagnant conditions prevail. From December through February, temperature inversions trap emissions from residential heating—often using coal, wood, or natural gas—near the ground, leading to elevated particulate matter levels; these months are least favourable for outdoor activities, especially for sensitive groups like children, the elderly, and those with respiratory conditions, who should limit prolonged exposure and monitor local air quality advisories. Spring brings gradual improvement as temperatures rise and increased wind dispersal clears pollutants, though March and April can see occasional spikes from agricultural residue burning in surrounding rural areas, coupled with pollen from budding vegetation affecting allergy sufferers. Summer offers the cleanest air, with June to August benefiting from stronger ventilation, frequent rainfall washing particles from the atmosphere, and reduced heating emissions, making this season ideal for outdoor pursuits; however, occasional heatwaves can elevate ground-level ozone from vehicle exhaust under intense sunlight. Autumn sees a gradual deterioration as cooling temperatures and reduced daylight hours revive heating demands, with October and November often marked by foggy conditions that mix with smoke from leaf burning and early heating, creating hazy periods; year-round, wind patterns from the west and northwest generally bring cleaner air from forested regions, while easterly winds may carry industrial influences from nearby urban centers.