Climate and monthly weather forecast
Bansko, Bulgaria

Residing in the heart of southwestern Bulgaria, Bansko prides itself on an abundance of appeal, with its location at the foothills of the Pirin Mountains playing a part in its unique climate. The town falls under a Marine west coast, warm summer climate, also known as Köppen climate classification Cfb. This climate possesses certain more distinct characteristics, primarily the variation in temperature and rainfall across the year.

Analyzing the available data, it becomes evident that Bansko's weather is quite diverse. The temperature fluctuates throughout the year, reaching its peak in July and August at 25.5°C (77.9°F) and 25.8°C (78.4°F) respectively, and dipping to the lowest in January at -6.1°C (21°F). Rainfall similarly shows a clear pattern, peaking in December at 80mm (3.15"), and reducing to its lowest in August, recording 31mm (1.22"). Variables such as sunshine hours and UV index also change throughout the year, with the longest daylight hours of approximately 15.2 hours in June, and the highest UV index of 9 in both June and July.

Unique weather patterns surface when observing the data. Despite having the highest temperatures, July has the lowest rainfall, which could result in rather dry periods. Contrastingly, December, despite being the coldest, has the highest amount of rainfall. Such unique conditions make Bansko's weather year-round quite an intriguing subject.

For those desiring the warmest weather, the best time to visit Bansko would be during summer, from June to August. This period records the highest temperatures, with the average highs exceeding 22.5°C (72.5°F). Additionally, sunshine hours peak at 10 hours per day in July, offering abundant daylight. One can also enjoy outdoor activities with relatively low rainfall, particularly in August with a recorded 31mm (1.22").

Winter, specifically from December to February, records the harshest weather conditions in Bansko. During this period, the cold intensifies with January observing the lowest average low temperature at -6.1°C (21°F). Coupled with the highest rainfall in December at 80mm (3.15"), winter becomes less favorable for visiting tourists.

Spring in Bansko, from March to May, is a time of gradual warming. The temperature rises from a mere 8.7°C (47.7°F) in March to a comfortable 19.7°C (67.5°F) in May. Although rainfall is slightly higher than in winter, with May recording 65mm (2.56"), the increasing daylight hours, reaching up to 14.6 in May, and a reasonably comfortable UV index make spring a pleasant period in Bansko.

Summer in Bansko starts in June and lasts till August, characterized by the highest temperatures of the year. Average highs range from 23.1°C (73.6°F) to 25.8°C (78.4°F) during these months. Alongside high temperatures, summer also boasts long daylight hours, peaking at 15.2 hours in June. The UV index, at its highest between 8 to 9, reflects the amount of solar radiation reaching the ground, indicating clear, sunny days.

Bansko's autumn season from September to November witnesses gradually decreasing temperatures. September, starting at a warm 22.5°C (72.5°F), gives way to November’s chillier 10°C (50°F). Rainfall increases significantly during this period, from 37mm (1.46") in September to a hefty 79mm (3.11") by November. Decreasing daylight hours and sunshine hours also contribute to the cooler ambience of autumn in Bansko.

Winter in Bansko, occurring from December to February, is synonymous with cold and rainy days. January is coldest, with the lowest temperature falling to -6.1°C (21°F). December is the rainiest, with an average rainfall of 80mm (3.15"). However, winter also brings shorter daylight hours, decreasing to 9.2 hours by December, and reduced sunshine hours, falling to 3 hours per day in December, encapsulating the bitter and gloomy essence of winters in Bansko.

January in Bansko, Bulgaria, is characterized by cold temperatures, low daylight hours, and steady rainfall. The winter weather conditions solidify Bansko's reputation as a prime ski resort location. The temperature swings between -6.1°C (21°F) at night to 2.2°C (36°F) during the day, representing the coldest average minimum and maximum temperatures for the year. Weather in January »

Shifting into February, Bansko experiences slight rises in both temperature and daylight hours. It continues to appeal to winter sports enthusiasts with its chilly temperatures and consistent precipitation. The elevated temperatures - from -4.4°C (24.1°F) to 4.7°C (40.5°F) - make the environment more manageable compared to January. Weather in February »

March presents a noticeable spike in temperatures and sunshine in Bansko, Bulgaria. Spring starts to announce its presence as the average highs approach 8.7°C (47.7°F), offering a respite from the chilly winter spell. Weather variations between February and March suggest the ongoing transition from winter to spring. Weather in March »

Bansko's weather in April vibrates with the essence of spring, manifesting in increased temperatures and longer daylight hours. The significant rise in temperature, from -1.4°C (29.5°F) to 14.8°C (58.6°F), marks a clear departure from the persistent cold of previous months. Weather in April »

May in Bansko witnesses the full bloom of spring, highlighted by steadily rising temperatures and stretching daylight hours. Radiating warmth, average high temperatures reach 19.7°C (67.5°F), pushing back against the remnant chill of early spring. Weather in May »

June is marked by a noticeable uptick in temperatures in Bansko, with an accompanying reduction in rainfall. Transitioning into summer, the average temperatures hover around 23.1°C (73.6°F), offering warmer days than May. The decrease in rainfall is counteracted by the highest daylight duration for the year, clocking at 15.2 hours. Weather in June »

Summer reaches its peak in July in Bansko, Bulgaria, presenting high temperatures and ample sunlight. A significant characteristic of July is the highest average temperature of the year, fluctuating from 12°C (53.6°F) to 25.5°C (77.9°F). Weather in July »

In August, Bansko sustains the summer temperatures while seeing a slight drop in daylight hours. The average temperatures range from 11.7°C (53.1°F) to 25.8°C (78.4°F), representing the highest mean monthly temperature for the year. Weather in August »

September ushers in a change in Bansko's weather, indicated by falling temperatures and daylight hours. As summer gives way to autumn, the cooler months lie ahead with average temperatures sinking to 22.5°C (72.5°F). This transition from August to September carries the first hints of the approaching fall. Weather in September »

October in Bansko, Bulgaria, marks a shift into the autumn season with cooler temperatures and increased rainfall. The dip in average temperatures, reaching lows of 4.6°C (40.3°F) and highs of 16.5°C (61.7°F), brings crisper air compared to September. Weather in October »

November is the doorstep to winter in Bansko, signified by a significant drop in temperature and daylight hours. The variety in weather conditions, between 1.2°C (34.2°F) and 10°C (50°F), indicates the town’s step into the winter season. Weather in November »

December welcomes the winter season in Bansko with freezing temperatures and increasing rainfall days. The temperature moves between -3.9°C (25°F) and 4.7°C (40.5°F), setting the stage for a classic winter landscape. As the daylight hours reach their minimum for the year, the month adopts a serene, tranquil ambience. Weather in December »