Last updated: August 27, 2025
In Cieszyn, Poland during September, visitors can expect a varied weather experience characterized by a maximum temperature reaching 29°C (85°F) and an average of 14°C (58°F), offering warm days and cooler nights. With a minimum temperature dropping to 2°C (36°F), sweaters and layers may be necessary for evening outings. The month sees 117 mm (4.6 in) of precipitation spread over 14 days, resulting in a humid atmosphere with an average humidity of 67%. Whether exploring the charming streets or enjoying local festivities, September in Cieszyn presents a delightful blend of warmth and refreshing rain, perfect for those seeking both adventure and cozy respite.
In September, Cieszyn, Poland, experiences a refreshing transition into autumn, with temperatures showcasing a comfortable range. The month kicks off with a minimum of 2°C (36°F) and peaks at a pleasant 29°C (85°F), making it an ideal time for outdoor activities. The average temperature hovers around 14°C (58°F), indicating a notable warm-up from the cooler summer nights. As the days shorten and the leaves begin to turn, September serves as a bridge between the lingering warmth of summer and the chill of autumn, offering a delightful blend of mild days and crisp evenings that invite exploration of this charming town.
September in Cieszyn, Poland, continues the trend of vibrant summer precipitation, with 117 mm (4.6 in) falling over 14 days. This amount represents a slight decrease from the previous month’s substantial 124 mm (4.9 in), yet it remains one of the wetter months of the year. The steady rainfall this month reflects the transitional shift towards autumn, as the landscape prepares to shed its summer vitality. With precipitation levels consistently high throughout the summer, September serves as a bridge, offering a gentle reminder of the changing seasons while still ensuring lush greenery across the region.
In Cieszyn, Poland, the month of September marks a subtle transition in humidity levels, easing into the autumnal season with an average of 67%. Following the summer months, which enjoyed their driest point with humidity dipping to 64% in August, September begins to hint at the higher moisture levels that will come with the colder months. Although this figure is a slight increase from August, it remains significantly lower than the 90% humidity levels seen in the winter months of January and November. As the year progresses, a notable trend emerges, with humidity gradually rising as temperatures drop, creating a cozy atmosphere that invites the onset of fall.
In September, Cieszyn experiences a moderate to high UV Index, registering a level of 6. This reflects a gradual decline from the peak summer months, with a burn time of 25 minutes, reminding residents and visitors alike to remain vigilant about sun protection as autumn approaches. Following the intense UV levels of July and August, this slightly lower yet still significant index emphasizes the importance of sunscreen and protective clothing, particularly during midday hours. As the days shorten, the UV exposure begins to wane, yet outdoor activities should still be approached with care. To stay informed, check out the detailed forecasts at Cieszyn UV Index.
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September in Cieszyn, Poland, bathes in a gentle glow with 308 hours of sunshine, offering a warm transition from the vibrant summer months. After basking in the height of sunshine during July and June, which boast 423 and 410 hours, respectively, the daylight begins to taper off as the season shifts. With August still holding a respectable 387 hours, September showcases a notable decline yet remains bright compared to the colder months ahead, such as October's 260 hours and January's mere 136 hours. This month not only embodies the lingering warmth of summer but also hints at the cozy embrace of autumn, making it a delightful time for outdoor activities before the skies grow darker.
In September, Cieszyn, Poland, enjoys a 40% chance of sunny weather, aligning with the upward trend seen in the months leading up to autumn. As summer transitions to fall, the likelihood of sunshine remains relatively stable compared to the fluctuations earlier in the year, where January sees a mere 22% and June peaks at 49%. This September forecast indicates a pleasant mix of warmth and occasional sunshine, making it a delightful time to explore the city's scenic beauty before the colder months set in. With sunny possibilities akin to March's 40%, visitors can expect a vibrant backdrop to their late-summer activities.
As summer gently yields to autumn, September in Cieszyn, Poland, offers a notable shift in daylight duration, with about 12 hours of daylight illuminating the days. Following the sun-drenched months of June and July, which boast up to 16 and 15 hours of light respectively, September marks a gradual decline, bringing a comforting balance between light and shadow. This month serves as a bridge from the vibrant vibrancy of summer, where May's 15 hours of brilliance ebb into October’s 10 hours of twilight, reflecting nature's transition and setting the stage for the cozy, introspective months ahead. Embrace the lingering warmth of early autumn, where every hour of daylight seems to hold a whisper of summer's farewell.
As September unfolds in Cieszyn, Poland, the average wind speed stabilizes at a gentle 2.6 m/s (6 mph), mirroring the mellow breezes of August. This small dip from the spring's moderate gusts signals a transition from the bustling warmth of summer into the crisp embrace of autumn. Notably, it’s part of a broader pattern where the months of June through August showcase the lightest winds, typically around 2.2 to 2.6 m/s. With October approaching, predictions hint at a resurgence in wind speeds, reflecting nature's ever-changing rhythm. Embracing September's tranquil winds, residents and visitors alike can enjoy the serene atmosphere as summer slowly gives way to the vibrant colors and brisk air of fall.
Weather in Cieszyn varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Cieszyn, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January showcase stark contrasts in weather conditions. September sees a much milder temperature range, with minimums around 2°C (36°F) and maximums reaching up to 29°C (85°F), creating an average of 14°C (58°F). This month experiences moderate precipitation at 117 mm (4.6 in) over about 14 days, coupled with a relatively comfortable humidity level of 67%. In contrast, January plunges into winter with minimum temperatures dropping as low as -20°C (-3°F) and an average of -1°C (30°F), while maximums only reach up to 10°C (51°F). Despite lower precipitation at 56 mm (2.2 in) over 12 days, the humidity is significantly higher at 90%. This shift from the warm, humid days of September to the cold, frosty Januaries is a hallmark of the seasonal transition. For more detailed insights, visit Cieszyn weather in January.
September and February showcase strikingly different weather patterns. In September, temperatures range from a brisk 2°C (36°F) at night to a warm 29°C (85°F) during the day, with an average of 14°C (58°F). The month sees considerable rainfall, with 117 mm (4.6 inches) spread over 14 days, and humidity levels at a moderate 67%. In contrast, February is much colder, featuring temperatures that dip to a minimum of -18°C (0°F) and only peak at 18°C (64°F), averaging just 1°C (34°F). Precipitation is lower at 72 mm (2.8 inches), occurring over 13 days, but the humidity is notably higher at 87%. For a detailed look at February's weather, you can visit Cieszyn weather in February.
September and March present contrasting weather patterns, reflecting the transition from summer to autumn and the end of winter into spring, respectively. In September, temperatures range from a mild 2°C (36°F) to a warm 29°C (85°F), with an average of 14°C (58°F), accompanied by 117 mm (4.6 in) of rainfall over 14 days and a moderate humidity level of 67%. Conversely, March features much colder temperatures, with a minimum of -22°C (-8°F) and a maximum of 20°C (68°F), averaging only 4°C (39°F). The month sees less precipitation at 61 mm (2.4 in) while maintaining a higher humidity of 83% over the same number of rainy days. For a deeper insight into the weather specifics for this month, you can refer to Cieszyn weather in March.
When comparing the weather in September to that of April, notable differences emerge in temperature, precipitation, and humidity levels. September generally showcases a wider temperature range, with minimums of 2°C and maximums reaching up to 29°C, resulting in a comfortable average of 14°C. In contrast, April experiences cooler temperatures with lows of -6°C and an average of 8°C, though it can also peak at 27°C. Precipitation is another factor, as September receives more rainfall (117 mm over 14 days) compared to April's 70 mm over 11 days. Furthermore, humidity levels in April are slightly higher at 76% compared to September's 67%. For more specifics on April conditions, you can check Cieszyn weather in April.
When comparing the weather in September and May, both months showcase a wide range of temperatures, with September experiencing a slightly warmer average temperature of 14°C (58°F) compared to May's average of 13°C (55°F). Interestingly, despite both months having maximum temperatures peak at 29°C (85°F), September tends to have milder minimum temperatures, dropping only to 2°C (36°F), while May can see temperatures as low as -2°C (29°F). Precipitation levels are relatively close, with September receiving 117 mm (4.6 in) across 14 days, compared to May's 122 mm (4.8 in) over 18 days. Additionally, humidity levels are slightly higher in May at 70%, compared to September's 67%. For more detailed insights into May weather, you can check Cieszyn weather in May.
In September, temperatures range from a chilly 2°C (36°F) to a warm 29°C (85°F), with an average of 14°C (58°F), making it a month of significant temperature variation. In contrast, June features milder conditions, with temperatures starting at a minimum of 5°C (42°F) and peaking at a comfortable 32°C (89°F), averaging around 18°C (65°F). While September sees a higher total precipitation of 117 mm (4.6 in) across 14 rainy days, June is slightly drier, with 95 mm (3.8 in) over the same number of days. Additionally, humidity levels are somewhat comparable, with September at 67% and June slightly higher at 71%. For more detailed information, check out Cieszyn weather in June.
In comparing the weather between September and July, September experiences cooler temperatures overall, with a minimum of 2°C (36°F) and an average of 14°C (58°F), while July holds higher temperatures, starting from a minimum of 7°C (44°F) and averaging 19°C (66°F). July also boasts warmer maximum temperatures, reaching up to 33°C (92°F), compared to September's peak of 29°C (85°F). Precipitation levels are fairly close, with September receiving 117 mm (4.6 in) over 14 days, slightly edging out July's 107 mm (4.2 in) spread over 16 days. Both months share the same humidity level of 67%, creating a consistently moist atmosphere. For a more detailed look at July weather specifics, check out Cieszyn weather in July.
September weather displays a notable cool-down compared to August, with minimum temperatures dropping to 2°C (36°F) from August's 7°C (45°F). The average temperature in September is 14°C (58°F), significantly lower than August’s average of 19°C (67°F), while maximum temperatures peak at 29°C (85°F), which is also less than August’s high of 33°C (92°F). Despite both months seeing precipitation on 14 days, September records slightly less rain at 117 mm (4.6 in) compared to August's 124 mm (4.9 in), and the humidity remains relatively stable, averaging 67% in September against 64% in August. For a more detailed look at August weather, you can visit Cieszyn weather in August.
September and October present a notable transition in weather patterns. In September, temperatures range from a chilly 2°C (36°F) at night to a warm average of 14°C (58°F) and peak at 29°C (85°F) during the day. The month experiences a significant amount of rainfall, totaling 117 mm (4.6 in) over 14 days, with a humidity level of 67%. In contrast, October brings cooler temperatures, with lows dropping to -3°C (27°F) and an average of 10°C (51°F), while highs reach only up to 25°C (77°F). The precipitation decreases slightly to 97 mm (3.8 in) over 12 days, yet humidity rises to 83%. For more details on October weather, visit Cieszyn weather in October.
September and November exhibit a stark contrast in weather conditions. September offers a milder range of temperatures, with minimums around 2°C (36°F) and maximums reaching up to 29°C (85°F), resulting in an average of 14°C (58°F). The month experiences more rainfall, totaling 117 mm (4.6 in) over approximately 14 days, coupled with a humidity level of 67%. In contrast, November is much colder, with temperatures dropping significantly, featuring minimums of -8°C (18°F) and an average of 6°C (42°F). Although the maximum temperature can still reach 19°C (67°F), the month sees only 55 mm (2.1 in) of precipitation over 10 days and higher humidity at 90%. For more detailed information, you can check Cieszyn weather in November.
The weather in September is characterized by a warm average temperature of 14°C (58°F), with daily highs reaching up to 29°C (85°F) and lows not dropping below 2°C (36°F). In contrast, December experiences much colder conditions, where the average temperature plummets to 1°C (34°F), with minimums plunging to -13°C (9°F). While September sees more sunshine, it also brings 117 mm (4.6 in) of precipitation over 14 days, compared to December's lower rainfall of 86 mm (3.4 in) despite having precipitation spread over 15 days. Additionally, December's humidity rises significantly to 91%, creating a distinctly chilly and damp atmosphere. For a more detailed look at December's weather, you can visit Cieszyn weather in December.
As September unfolds in Cieszyn, the weather showcases a distinct transition from the warmth of summer to the cooler embrace of autumn. With maximum temperatures reaching a comfortable 29°C (85°F) and a pleasantly mild average of 14°C (58°F), the days offer an inviting warmth, though nights can be brisk with lows dipping to 2°C (36°F). This month also marks a notable increase in precipitation, with 117 mm (4.6 in) falling over 14 days, contributing to the region's lush fall foliage. Humidity levels, lingering around 67%, add a slight mugginess but are often offset by refreshing breezes. This blend of warmth and rain makes September a unique and vibrant month in Cieszyn, paving the way for the rich hues of fall. For a deeper understanding of the region’s climate, explore Cieszyn Climate.