September Weather in Karpacz, Poland

Last updated: August 27, 2025

In Karpacz, Poland, September presents a vibrant transition into autumn, with temperatures ranging from a pleasant maximum of 26°C (80°F) to a cooler minimum of -2°C (28°F), creating a diverse climate experience. The average temperature hovers around 12°C (54°F), making it an ideal time for outdoor exploration. However, the month also brings 94 mm (3.7 in) of rainfall over 14 days, leading to a relatively humid environment at 72%. These conditions invite visitors to enjoy the scenic beauty of the region, with golden foliage and refreshing breezes, ensuring a memorable autumnal getaway.

September Temperature in Karpacz

In September, Karpacz, Poland, begins to transition towards autumn, showcasing a comfortable climate that invites exploration. The temperatures range from a brisk -2°C (28°F) at night to a pleasant 26°C (80°F) during the day, making it an ideal time for outdoor activities without the summer crowds. With an average temperature of 12°C (54°F), the weather is marked by mild conditions, setting the stage for stunning fall foliage. This month stands out as the last hurrah of warmth before the cooler temperatures of October set in, allowing visitors to enjoy the beauty of Karpacz fully before winter's approach.

September Weather in Karpacz: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Karpacz, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Karpacz, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec272933425161616254463730
Data source: Temperature data for Karpacz generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Karpacz

In September, Karpacz experiences a notable shift in its precipitation dynamics, with 94 mm (3.7 in) of rainfall spread across 14 days. This amount, while significant, marks a decrease from the summer months, particularly August, which boasted 151 mm (5.9 in). As the region transitions into autumn, one can see a gradual reduction in both the quantity and frequency of rain, providing a perfect backdrop for the beautiful fall foliage. Despite this dip, September still delivers ample moisture that supports the vibrant landscapes, making the town a picturesque destination for nature enthusiasts.

September Precipitation Trends in Karpacz

The chart displays monthly precipitation patterns in Karpacz, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Karpacz, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6968646111812512415194915080
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Karpacz

In Karpacz, Poland, September brings a noticeable shift in humidity levels, averaging around 72%. This increase follows the warmer summer months of June through August, where humidity hovered between 61% and 65%. As autumn approaches, the air starts to retain more moisture, contributing to a fresh, crisp feeling that contrasts with the balmy days of summer. September's humidity is a gentle reminder of the changing seasons, as it gradually ascends towards the higher levels seen in the later months of the year, particularly October and November, which experience humidity levels of 80% and 87%, respectively. This upward trend underscores Karpacz's transition into a wetter, cooler climate as winter looms on the horizon.

September Average Humidity in Karpacz

This chart illustrates the average monthly humidity levels in Karpacz, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Karpacz is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%87%84%78%63%63%61%65%72%80%87%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Karpacz

As summer transitions into autumn, the UV Index in Karpacz, Poland sees a noteworthy shift in September, maintaining a high rating of 6. This indicates that while the sun's intensity is decreasing from the peak months of June and July—where it reached a daunting 8—it remains crucial to protect your skin. With a burn time of 25 minutes, it's essential to be mindful of sun exposure during this period. The late summer sunshine invites outdoor activities, yet the moderate risk reminds us to stay vigilant. For detailed insights into UV exposure throughout the year, check out the full trends at Karpacz UV Index.

Maximum UV Index Levels in Karpacz for September

The chart shows the monthly maximum UV Index (UVI) for Karpacz in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Karpacz typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235678876421
Data source: Karpacz September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Karpacz

As September unfolds in Karpacz, Poland, the summer's glowing embrace begins to wane, yielding to a vibrant tapestry of autumn colors. After basking in the sun for a rewarding 428 hours in July and 382 hours in August, September still offers an impressive 312 hours of sunshine. This marks a slight decline from the peak summer months, yet it remains a lush reminder of the sun's lingering presence before the chill of October, which sees a further drop to 256 hours. The trend reveals a steady descent from summer's warmth, but September holds onto a generous share of sunlight, inviting visitors to enjoy the crisp air and stunning scenery.

Monthly Sunshine Duration in Karpacz: September Highlighted

The September sunshine duration represents the total number of hours Karpacz experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec118h203h278h333h383h408h428h382h312h256h186h142h
Data source: Karpacz September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Karpacz During September

In September, Karpacz, Poland enjoys a moderate likelihood of sunny weather, with a 33% chance of sunshine as summer transitions into autumn. This marks a pleasant upturn from the preceding months of July and August, which see lower chances of sun at 27% and 24% respectively. Interestingly, as the year progresses, the likelihood of sunny days rises once again in October to 34%, suggesting that while September is a lovely time to visit, the following month holds its own in terms of sunlit skies. This trend underscores the beautiful balance of early autumn, where visitors can expect crisp air and a fair share of sunshine against the backdrop of vibrant fall foliage.

Percentage of Sunny Days in September in Karpacz

The chart illustrates the percentage of sunny days in Karpacz throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Karpacz experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec11%24%39%29%28%35%27%24%33%34%13%15%
Data source: Karpacz September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Karpacz in September

September in Karpacz, Poland, marks a transition as the summer days begin to wane, with daylight lasting approximately 12 hours. This month serves as a bridge between the long, sun-drenched days of July and August, which boast 16 and 14 hours of daylight, respectively. As the autumn season approaches, daylight gradually declines, a trend that will continue into October with only 10 hours of sunlight. This rhythm of daylight not only affects the scenery, with vibrant autumn colors emerging, but also influences the local activities, inviting residents and visitors to savor the lingering warmth of late summer before the shorter days of winter settle in.

Average Daylight Hours in Karpacz for September

The chart illustrates the variation in daylight duration in Karpacz throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 30m10h 1m11h 55m13h 51m15h 31m16h 24m15h 56m14h 26m12h 34m10h 39m8h 56m8h 1m
Data source: Karpacz daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Karpacz

As September arrives in Karpacz, Poland, the gentle whispers of the wind settle into a refreshing average speed of 2.5 m/s (6 mph). This marks a slight uptick from the calmer summer months, where winds barely touched 2.4 m/s. It's a transitional period, as the briskness begins to hint at the winter chill on the horizon. October will see a more noticeable increase, with winds picking up to 3.1 m/s (7 mph), signaling the onset of autumn's vibrant transformation. Overall, September serves as a bridge, offering a perfect blend of mild winds while the surrounding landscape begins to shift from lush greens to warm autumn hues.

Average September Wind Speed in Karpacz

The chart displays monthly wind speed patterns in Karpacz, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.82.83.23.52.22.32.42.5 m/s3.12.92.9
Data source: Karpacz September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Karpacz Compares to Other Months

Weather in Karpacz varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Karpacz, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January present starkly different weather conditions. In September, temperatures range from a chilly -2°C (28°F) at night to a warm 26°C (80°F) during the day, with an average temperature of 12°C (54°F). The month sees about 94 mm (3.7 in) of precipitation spread over 14 days, with humidity levels around 72%. In contrast, January experiences much colder temperatures, with a minimum of -21°C (-6°F), an average of -3°C (27°F), and a maximum of just 9°C (48°F). While January has lower precipitation at 69 mm (2.7 in), it also spans 14 days of rain or snow, paired with higher humidity at 89%. For more details about January conditions, you can check Karpacz weather in January.

September weather in Karpacz presents a much milder climate compared to February, with temperatures ranging from a minimum of -2°C (28°F) to a maximum of 26°C (80°F), and an average of 12°C (54°F). The month experiences 94 mm (3.7 in) of precipitation across approximately 14 days, alongside a relatively moderate humidity level of 72%. In contrast, February is characterized by much colder conditions, with temperatures peaking only at 9°C (49°F) and dipping as low as -20°C (-3°F), resulting in an average temperature of -2°C (30°F). Precipitation is slightly lower at 68 mm (2.7 in) over about 12 days, but humidity rises to 87%. For more detailed information on this winter month, visit Karpacz weather in February.

In September, the weather features a more moderate temperature range, with minimums around -2°C (28°F) and maximums reaching up to 26°C (80°F). The average temperature is a comfortable 12°C (54°F), accompanied by 94 mm (3.7 in) of precipitation over 14 days and a humidity level of 72%. In contrast, March experiences much colder conditions, where temperatures can drop to -19°C (-1°F) at night, with an average of just 1°C (34°F) during the day. The maximum temperature in March peaks at 17°C (63°F), with a total of 64 mm (2.5 in) of precipitation over 13 days, and it has a higher humidity of 84%. For those interested in the specific weather in Karpacz during March, more details can be found here: Karpacz weather in March.

In September, temperatures tend to be milder, with averages around 12°C (54°F) and a maximum reaching up to 26°C (80°F), while April experiences cooler conditions, averaging at 6°C (42°F) and peaking at 23°C (73°F). Both months see a good amount of precipitation, with September receiving 94 mm (3.7 in) over 14 days compared to April's 61 mm (2.4 in) across 12 days. Humidity levels are relatively similar, with September at 72% and April slightly higher at 78%. For those interested in the specific weather details for April, you can find more information here: Karpacz weather in April.

September generally offers milder temperatures compared to May, with an average of 12°C (54°F) and maximums reaching up to 26°C (80°F). In contrast, May features slightly cooler conditions, with average temperatures around 10°C (51°F) and a maximum of 25°C (78°F). However, May experiences more precipitation, accumulating 118 mm (4.6 in) over 18 days, while September sees 94 mm (3.7 in) across 14 days. Humidity levels are higher in September at 72%, compared to 63% in May. For a closer look at May weather in Karpacz, check out Karpacz weather in May.

In September, temperatures start to cool down, with minimums reaching -2°C (28°F) and averages around 12°C (54°F), while the maximums can peak at 26°C (80°F). This month sees about 94 mm (3.7 in) of precipitation over 14 days, accompanied by a humidity level of 72%. In contrast, June experiences warmer weather with minimum temperatures of 3°C (37°F) and an average of 16°C (61°F), reaching maximums of 31°C (87°F). Precipitation in June is slightly higher at 125 mm (4.9 in), occurring over 15 days, and the humidity is lower at 63%. For a more detailed look at June conditions, visit Karpacz weather in June.

When comparing the weather of September and July, notable differences emerge. September experiences cooler temperatures, with a minimum of -2°C (28°F) and an average of 12°C (54°F), compared to July’s milder minimum of 4°C (40°F) and an average of 16°C (61°F). July is generally warmer, reaching a maximum of 31°C (87°F), while September peaks at 26°C (80°F). Precipitation is more frequent in July, with 124 mm (4.9 in) over 18 days, compared to September's 94 mm (3.7 in) over 14 days. Additionally, humidity levels are higher in September at 72%, whereas July has a lower humidity of 61%. For more detailed insights, you can check out Karpacz weather in July.

In September, the weather shows a noticeable shift compared to August, with minimum temperatures dropping to -2°C (28°F) and a more moderate average of 12°C (54°F), compared to August's warmer lows of 4°C (40°F) and an average of 17°C (62°F). The maximum temperatures also cool down in September, reaching 26°C (80°F), while August enjoys higher peaks at 30°C (86°F). Precipitation decreases slightly in September to 94 mm (3.7 in) over 14 days, compared to August's wetter conditions with 151 mm (5.9 in) over 17 days. Additionally, humidity is higher in September at 72%, compared to August's 65%. For more details on August weather patterns, you can check Karpacz weather in August.

As September transitions into October, the weather experiences a notable shift. September boasts milder temperatures, with a minimum of -2°C (28°F) and an average of 12°C (54°F), peaking at a maximum of 26°C (80°F). In contrast, October sees cooler conditions, with temperatures dipping to a minimum of -4°C (24°F) and an average of 8°C (46°F), accompanied by a maximum of 20°C (68°F). Precipitation levels remain relatively stable between the two months, with September recording 94 mm (3.7 in) over 14 days and October slightly lower at 91 mm (3.6 in) across 13 days. Additionally, October exhibits higher humidity at 80%, compared to September’s 72%. For a detailed look at the weather specifics for October, you can check out Karpacz weather in October.

In September, temperatures in Karpacz are generally milder, with minimums around -2°C (28°F) and a pleasant average of 12°C (54°F), peaking at 26°C (80°F). The month experiences a fair amount of precipitation, totaling 94 mm (3.7 in) over 14 days, accompanied by a humidity level of 72%. In contrast, by November, the weather takes a cooler turn, with minimum temperatures dropping to -9°C (16°F) and an average of just 3°C (37°F), while maximums reach only 14°C (57°F). The overall precipitation for November is lower at 50 mm (2.0 in) across 11 days, but humidity rises to 87%, making the air feel damp and chilly. For more detailed information, check Karpacz weather in November.

September and December present contrasting weather conditions in Karpacz. In September, temperatures range from a minimum of -2°C (28°F) to a pleasant maximum of 26°C (80°F), with an average of 12°C (54°F). The month experiences moderate rainfall of 94 mm (3.7 in) over 14 days, accompanied by a humidity level of 72%. In contrast, December plunges into winter, with temperatures dropping significantly to a minimum of -16°C (4°F) and a maximum of 8°C (47°F), averaging around -1°C (30°F). This month has slightly less precipitation at 80 mm (3.1 in) spread over 16 days, but the humidity rises to 91%. For more detailed insights, check out Karpacz weather in December.

Compare Karpacz's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Karpacz

As September arrives in Karpacz, visitors can expect a notable transition in weather compared to the summer months. The temperatures begin to dip, offering a refreshing break from the heat, while average humidity levels remain relatively high, creating a cozy, crisp atmosphere. With an increase in rainfall and a fair number of precipitation days, the lush greenery of the landscape is revitalized, inviting outdoor enthusiasts to explore the beauty of the surrounding nature. This month serves as a delightful bridge between summer's warmth and autumn's chill, making it a unique time to experience Karpacz. For a deeper insight into the weather patterns throughout the year, check out Karpacz Climate.