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Vergína, nestled within the heart of Kentrikí Makedonía, Greece, occupies a geographically significant position within the broader Pélion peninsula. Its coordinates (40.5203, 22.2019) place it at an elevation of approximately 750 meters above sea level, contributing to a cooler, often breezy climate. The city is cradled within a landscape dominated by the foothills of Mount Págnes, a prominent feature shaping the local topography. This mountainous terrain, while visually striking, presents a challenge for air circulation, particularly during periods of atmospheric stability. Vergína’s urban character is distinctly provincial, a blend of traditional Macedonian architecture and modern development, reflecting its role as a regional administrative and agricultural hub. The surrounding landscape is predominantly agricultural, with olive groves, vineyards, and cereal fields extending outwards, creating a gradual urban–rural gradient. While not directly adjacent to a major body of water, the nearby Aliakmonas River basin influences local humidity and weather patterns. The region’s industrial activity is relatively limited, primarily focused on agricultural processing and small-scale manufacturing, lessening the direct impact of heavy industrial emissions. However, agricultural practices, including the use of fertilizers and occasional controlled burns, can contribute to localized air pollution episodes. The valley setting, combined with the shielding effect of the surrounding mountains, can trap pollutants, especially when wind speeds are low, impacting air quality within the city and its immediate vicinity. The prevailing winds generally flow from the northwest, influencing the dispersal of any pollutants generated.

Vergína’s air quality experiences a distinct seasonal cycle dictated by meteorological conditions. Summers (June-August) are typically hot and dry, often characterized by prolonged periods of atmospheric stability and temperature inversions. These inversions trap pollutants near the ground, leading to a noticeable increase in particulate matter and potentially elevated levels of ozone, particularly during midday hours when solar radiation is intense. The dry conditions also increase the risk of dust storms, further degrading air quality. Autumn (September-November) brings a gradual shift, with increased rainfall and more frequent wind events that help disperse pollutants, generally improving air quality. Winter (December-February) presents a mixed picture. While rainfall is more frequent, cold temperatures can lead to the formation of fog, which, like temperature inversions, can trap pollutants. Heating systems, particularly those using solid fuels, can also contribute to localized pollution. Spring (March-May) is generally the most favorable season for air quality, with moderate temperatures, frequent rainfall, and increasing wind speeds. Sensitive groups, such as children, the elderly, and individuals with respiratory conditions, should exercise caution during the summer months, limiting outdoor activity during peak heat and pollution periods. During winter, minimizing exposure to smoke from heating sources is advisable. The agricultural cycle also plays a role; spring planting and autumn harvesting can release dust and agricultural chemicals, impacting air quality temporarily. Overall, the interplay of temperature, wind, rainfall, and agricultural practices shapes Vergína’s seasonal air quality profile.