Last updated: August 27, 2025
September in Stare Miasto, Poland brings a delightful transition as summer gives way to autumn. With maximum temperatures peaking at 30°C (86°F) and an average around 15°C (60°F), the month offers a pleasant climate for outdoor exploration. However, visitors should be prepared for variability, as minimum temperatures can dip to 1°C (34°F). Rainfall is also a factor, with 80 mm (3.1 in) of precipitation over an average of 10 days, creating a humid atmosphere with levels around 68%. Embrace the charm of Stare Miasto this September, where every day offers a new opportunity to experience its vibrant culture amidst the changing weather.
As September rolls into Stare Miasto, Poland, the temperatures start to transition from the summer warmth to the cool embrace of autumn. With minimums averaging around 1°C (34°F) and highs reaching up to 30°C (86°F), this month offers a delightful balance that invites both outdoor exploration and cozy evenings. The average temperature settles at 15°C (60°F), making it a perfect time to experience the vibrant sights of the city without the sweltering heat of the peak summer months. Visitors can enjoy the crisp air while observing the first hints of fall foliage, signaling a seasonal change that adds an enchanting atmosphere to this historic locale.
In September, Stare Miasto experiences a moderate precipitation level of 80 mm (3.1 in), falling within the season's typical range. This month marks a transition as summer gives way to autumn, witnessing about 10 days of rainfall. While the precipitation is somewhat less than the wetter months of May and July, it aligns closely with the earlier summer months, suggesting a consistent pattern of rainfall as the weather begins to cool. The equally spaced days of rainfall contribute to the vibrant, lush landscape of the city, setting the stage for the stunning autumn foliage to come.
September in Stare Miasto, Poland, marks a noticeable shift in humidity as the summer months draw to a close. With an average humidity level of 68%, September sees a slight increase compared to the more arid summer months of June, July, and August, which hover around 55-56%. This transitional period signals the onset of autumn, bringing back the more characteristic dampness reminiscent of the early part of the year, where humidity levels reach up to 91% in January and December. As the region prepares for the cooler months ahead, September serves as a reminder of nature’s ebb and flow, balancing between warmth and the inevitable return of chill.
As summer transitions into autumn in Stare Miasto, Poland, the UV Index in September stands at 6, classifying it in the high exposure category. This indicates a significant decrease from the peak summer months of June and July, where values reached 8, defined as very high. While September offers a respite from the intense summer sun, it's still essential to be cautious, with a burn time of just 25 minutes for fair-skinned individuals. This trend reflects the gradual moderation of UV intensity as the days shorten, yet it reminds residents and visitors to remain vigilant in their sun protection efforts. For detailed information on UV exposure throughout the year, visit Stare Miasto UV Index.
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As summer gracefully fades into autumn, September in Stare Miasto, Poland offers a delightful balance of warmth and sunshine. With an impressive 302 hours of sunshine, this month continues the trend of increased daylight that began in the spring, peaking in the high-energy summer months of June and July. The golden rays in September, while slightly diminished from the summer's peak, contribute to a vibrant atmosphere perfect for exploring the cobbled streets and historic architecture. The gentle drop in sunshine hours signals the onset of brisker days ahead, yet the lingering warmth allows locals and visitors alike to savor the beauty of the changing season, making it an ideal time to experience the charm of this enchanting city.
As September rolls into Stare Miasto, Poland, visitors can anticipate a 34% chance of sunny weather, a slight improvement compared to the late summer months. While July shines brightly with a 40% likelihood of sun, the transition into autumn brings a gradual decline in sunny days. This trend continues into October, where the chances rise again to a more favorable 51%, indicating that while September may have its fair share of overcast skies, it also offers delightful bursts of warmth and sunshine. Therefore, if you're planning a visit this month, embrace the unpredictability of Polish weather and be prepared to enjoy the beautiful, sunny moments that September can still offer.
As summer fades and September arrives in Stare Miasto, Poland, the daylight duration gracefully transitions from the sun-soaked days of August. With an average of 12 hours of daylight, this month marks a notable decline from the peak summer brightness of 16 hours in June and 15 hours in July. As the vibrant hues of early autumn begin to emerge, the days grow shorter, signaling a gradual shift toward the dimmer months ahead. This seasonal rhythm, with its longest days in late spring and early summer, enriches the character of Stare Miasto, allowing for a delightful balance between the lingering warmth of summer and the crispness of fall.
As September arrives in Stare Miasto, Poland, the average wind speed picks up slightly, reaching 3.3 m/s (7 mph). This marks a gentle increase from the still, calmer days of summer, where winds hovered around 2.6 to 2.8 m/s. Unlike the brisk breezes of earlier months, this transition heralds the upcoming autumn, drawing a thoughtful contrast to the stronger winds of spring and winter that often revive the city. The subtle shift in wind patterns invites residents and visitors alike to savor the cooler days while experiencing the delightful change that September brings to the vibrant streets of Stare Miasto.
Weather in Stare Miasto varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Stare Miasto, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is much warmer, with temperatures ranging from a cool 1°C (34°F) at night to a warm 30°C (86°F) during the day, averaging around 15°C (60°F). The month sees average precipitation of 80 mm (3.1 in) across about 10 days, with a humidity level of 68%, creating a pleasant, late-summer atmosphere. In contrast, January is significantly colder, with minimum temperatures plummeting to -22°C (-8°F) and a daytime maximum of just 10°C (51°F), averaging around -1°C (31°F). Although January has less precipitation at 42 mm (1.6 in), it still occurs over 11 days, with humidity reaching a staggering 91%, resulting in a frosty and often overcast winter scene. For more detailed information, you can check Stare Miasto weather in January.
September and February present starkly contrasting weather conditions. In September, temperatures range from a minimum of 1°C (34°F) to a maximum of 30°C (86°F), with an average of 15°C (60°F). This month sees about 80 mm (3.1 in) of precipitation over around 10 days, coupled with a humidity level of 68%. In comparison, February experiences much colder temperatures, with a minimum of -18°C (-1°F) and a maximum of 15°C (60°F), while the average hovers around 1°C (34°F). Although February receives less precipitation at 56 mm (2.2 in) over 12 days, the humidity is notably higher at 89%. For more details on the February weather, you can check out Stare Miasto weather in February.
When comparing September and March weather, notable differences emerge in temperature and precipitation. September typically features a wider temperature range, with a minimum of 1°C (34°F), an average of 15°C (60°F), and a maximum of 30°C (86°F), while March is colder, with a minimum of -17°C (2°F), an average of 4°C (40°F), and a maximum of 20°C (69°F). Precipitation levels also vary, with September recording 80 mm (3.1 in) on about 10 days, whereas March has lower precipitation at 44 mm (1.7 in) over the same number of days. Humidity is higher in March at 86% compared to September's 68%. For more detailed information, you can check Stare Miasto weather in March.
When comparing the weather in September and April, significant differences emerge. September boasts a milder average temperature of 15°C (60°F), with highs reaching up to 30°C (86°F), making it one of the warmer months of the year. In contrast, April experiences cooler temperatures, with an average of 9°C (49°F) and maximums only rising to 27°C (81°F).
In terms of precipitation, September receives more rainfall at 80 mm (3.1 in) over about 10 days, while April has relatively lighter rain, totaling 49 mm (1.9 in) over 9 days. Additionally, humidity levels are higher in April at 76%, compared to 68% in September, contributing to a different feel in the air. For a detailed look at the April weather, you can visit Stare Miasto weather in April.
When comparing the weather in September and May, several notable differences emerge. September typically experiences a wider temperature range, with temperatures ranging from a chilly 1°C (34°F) to a warm 30°C (86°F) and an average of 15°C (60°F). In contrast, May starts off slightly cooler, with minimum temperatures dipping to -1°C (30°F) and an average of 14°C (58°F), though it also peaks near 29°C (84°F).
Precipitation is slightly higher in May, with around 100 mm (3.9 in) spread over approximately 15 days compared to September’s 80 mm (3.1 in) over 10 days. Additionally, September tends to be more humid, averaging 68% humidity compared to May's 58%. For those interested in the specific weather patterns for that season, you can check Stare Miasto weather in May.
When comparing the weather of September to June, notable differences emerge. September experiences a wider temperature range, with minimums dipping as low as 1°C (34°F) and maximums reaching up to 30°C (86°F), while June starts at a higher minimum of 6°C (42°F) and peaks at 34°C (93°F). The average temperature in June is more pleasant at 20°C (68°F), compared to September's 15°C (60°F). Both months receive similar amounts of precipitation, around 80 mm (3.1-3.2 in), but June tends to be slightly wetter, with rainfall on 13 days compared to September's 10 days. Additionally, June's humidity is lower at 56%, making it feel more comfortable than September's 68% humidity. For a detailed look at the June weather, check out Stare Miasto weather in June.
In comparing the weather of September and July, we see notable differences in temperature and humidity levels. July typically experiences warmer conditions, with average temperatures around 20°C (69°F) and highs reaching up to 36°C (97°F). In contrast, September has a broader temperature range, with minimums dropping to 1°C (34°F) and an average of 15°C (60°F), making it feel significantly cooler, especially in its early days.
Additionally, July tends to have lower humidity at 56%, while September's humidity averages at a higher 68%, adding to the brisk feel of the air. July also sees slightly more precipitation, with 98 mm (3.9 in) over 15 days compared to September's 80 mm (3.1 in) across 10 days. For more details on July weather patterns, you can check Stare Miasto weather in July.
In September, the weather begins to cool down compared to August, with minimum temperatures dropping to 1°C (34°F) and an average of 15°C (60°F), while August experiences milder conditions with a minimum of 8°C (46°F) and an average of 20°C (68°F). August sees maximum temperatures reaching 34°C (94°F), significantly warmer than September's maximum of 30°C (86°F). Precipitation levels are slightly lower in September at 80 mm (3.1 in), compared to 94 mm (3.7 in) in August, though September tends to have rain on a total of 10 days, just shy of August’s 12 days. Additionally, humidity levels are higher in September at 68%, while August enjoys a drier feel with 55% humidity. For a more detailed look at what to expect, check out the Stare Miasto weather in August.
As September transitions into October, the weather experiences a notable shift. September boasts warmer temperatures with a minimum of 1°C (34°F) and highs reaching up to 30°C (86°F), while October sees a cooler minimum of -2°C (29°F) and a maximum of 24°C (76°F). The average temperature in September is a comfortable 15°C (60°F), but it drops to 11°C (51°F) in October. Precipitation also varies slightly, with September receiving 80 mm (3.1 in) over 10 days, compared to October's 71 mm (2.8 in) spread across 11 days. Additionally, October experiences increased humidity at 84%, up from September's 68%. For more details, you can check the Stare Miasto weather in October.
September and November present contrasting weather patterns. In September, temperatures range from a low of 1°C (34°F) to a warm high of 30°C (86°F), with an average of 15°C (60°F). This month experiences approximately 80 mm (3.1 in) of precipitation over 10 days and a moderate humidity level of 68%. In stark contrast, November sees a drop in temperatures, with a minimum of -9°C (17°F) and an average of 6°C (42°F), peaking at only 19°C (67°F). Precipitation decreases to 47 mm (1.9 in) but remains consistent over 10 days, while humidity rises significantly to 89%. For more details, check out the Stare Miasto weather in November.
September and December present distinctly different weather patterns. In September, temperatures vary from a pleasant minimum of 1°C (34°F) to a warm maximum of 30°C (86°F), averaging around 15°C (60°F). The month sees about 80 mm (3.1 in) of precipitation over approximately 10 days, with a moderate humidity of 68%. In contrast, December experiences much colder temperatures, ranging from a brisk -14°C (7°F) to a maximum of 14°C (57°F), with an average temperature of just 1°C (35°F). While December has slightly less precipitation at 59 mm (2.3 in) over about 12 days, the humidity rises significantly to 91%. For more detailed insights, you can check Stare Miasto weather in December.
As summer gives way to autumn, September in Stare Miasto ushers in a noticeable shift in weather patterns, marked by milder temperatures and increased humidity that can make the air feel warmer. While daytime highs can still reach an inviting 30°C (86°F), the average temperature drops to a comfortable 15°C (60°F), offering a pleasant reprieve from the summer heat. Rain is more frequent this month, with about 10 days of precipitation contributing to a total of 80 mm (3.1 in), which is higher compared to the drier summer months. This shift not only enriches the landscape but also creates a vibrant atmosphere ideal for exploring the unique charm of the city. To learn more about the overall climatic trends in the area, visit Stare Miasto Climate.