Last updated: August 27, 2025
September in Ustka, Poland offers a unique blend of mild temperatures and varying weather patterns. With a maximum of 28°C (83°F) and an average temperature around 15°C (60°F), the month showcases a transition into autumn. However, temperatures can drop to a minimum of 8°C (46°F), reminding visitors of the approaching chill. Rainfall is quite prevalent, with 90 mm (3.5 in) spread over 17 days, contributing to an 81% humidity level that adds to the coastal ambiance. This month is a perfect time for those seeking a quieter coastal experience before the winter sets in.
In September, Ustka experiences a significant shift as summer gradually gives way to autumn. With minimum temperatures hovering around 8°C (46°F) and an average of 15°C (60°F), the weather remains relatively mild, inviting outdoor exploration. The maximum temperatures can reach a pleasant 28°C (83°F), making it one of the last opportunities for sun-seekers to enjoy the coast before the cooler months arrive. Overall, this transitional month combines the warmth of late summer with the crispness of fall, creating an ideal backdrop for both spirited seaside activities and tranquil retreat.
In September, Ustka, Poland, experiences a notable increase in precipitation, recording 90 mm (3.5 in) over 17 days. This marks a significant uptick compared to the drier summer months, where August saw just 67 mm (2.6 in) over 12 days. The shift in weather is indicative of the transition to autumn, with September ranking as one of the wetter months in the year. As the leaves begin to change and the days shorten, residents can expect more frequent showers, paving the way for the even wetter October, which averages 115 mm (4.5 in) over 18 days. This trend highlights a clear shift from the arid summer, as Ustka prepares for the lush, rain-soaked landscape of the fall season.
September in Ustka, Poland, brings a slight reprieve in humidity levels, settling at 81%. This marks a continuation of the trend observed during the summer months, where humidity remained consistently around the same level. The gradual decrease from the peak of 87% in the winter months signals a transition toward more comfortable autumn conditions. As the season shifts, Ustka enjoys a brief period of moderately humid air before the levels begin to rise again in October, suggesting a gentle ebb and flow of coastal moisture that characterizes the region throughout the year.
As September rolls into Ustka, Poland, the UV Index settles at a moderate level of 5, indicating that while sun exposure is not excessively harmful, caution is still advised. This month marks a slight decline from the peak summer months, where July and August reached higher levels of 6 and 7. With a burn time of 30 minutes under the midday sun, visitors and locals are encouraged to take appropriate precautions, especially as daylight begins to wane. This shift reflects a broader trend as the year progresses: after enjoying the high UV levels of summer, the autumn months usher in a gradual reduction in sun intensity. For those planning outdoor activities, it’s essential to stay informed and protected. For more detailed insights, visit Ustka UV Index.
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As summer gently transitions to autumn, September in Ustka, Poland, basks in a generous 302 hours of sunshine, marking a delightful shift from the sun-drenched months of July and August, which boast impressive totals of 439 and 398 hours respectively. This increase in sunshine hours from the previous months underscores a trend of lingering warmth, even as daylight begins to wane. While October sees a notable dip to 239 hours, September serves as a golden farewell to summer, encapsulating the essence of a vibrant coastal town just before the chill of winter sets in, reminding us to savor those last rays of warmth and light.
In Ustka, Poland, the likelihood of enjoying sunny weather in September mirrors the trend seen in late summer, with a 33% chance of sun. This figure is consistent with August's sunshine prospects, highlighting a period of transition as the summer just begins to wane. While September retains some warmth from the preceding months, the likelihood of clear skies drops notably compared to the peak sunny months of June and July, which boast a 61% and 40% chance, respectively. As autumn approaches, residents and visitors alike can anticipate a mix of sunny days interspersed with the cooler, cloudier weather that begins to dominate October. Overall, September in Ustka offers a pleasant balance of sun and shade, ideal for those seeking to savor the last vestiges of summer.
As summer fades into autumn, September in Ustka, Poland offers a serene transition, with an average daylight duration of 12 hours. This month marks a gentle decline from the sun-drenched days of August, which boasted 14 hours of light. Following the vibrant long days of late spring and summer, where daylight peaked at 17 hours in June, September provides a balanced brightness before the shorter days of fall take hold, reducing to 10 hours in October and 8 hours in November. This gradual ebb of daylight, however, allows for a unique charm, where the lingering warmth of summer still dances with the crispness of approaching autumn.
In Ustka, Poland, September ushers in a gentle breeze with an average wind speed of 4.6 m/s (10 mph), marking a transition from the more blustery summer months. Following a peak in August, where winds picked up to 5.1 m/s (11 mph), the winds begin to soften, offering a calmness that complements the shifting season. As autumn approaches, the winds gradually pick up again, with October and November both experiencing an increase to 5.8 m/s (13 mph). This trend highlights September as a time of relative tranquility before the invigorating gusts of fall take center stage, painting a picturesque backdrop for those enjoying the coastal beauty of Ustka.
Weather in Ustka varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Ustka, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January showcase vastly different weather conditions. In September, temperatures range from a mild minimum of 8°C (46°F) to a warm maximum of 28°C (83°F), with an average temperature of 15°C (60°F). The month experiences about 90 mm (3.5 in) of precipitation over 17 days, accompanied by high humidity at 81%. In contrast, January is characterized by much colder weather, with temperatures dropping to a minimum of -12°C (11°F) and only reaching a maximum of 11°C (52°F), averaging a frigid 2°C (36°F). This month receives less precipitation, totaling 66 mm (2.6 in) over 14 days, while humidity remains notably high at 87%. For an in-depth look at January weather specifics, check Ustka weather in January.
In comparing the weather between September and February, notable differences in temperature and precipitation emerge. September enjoys a milder climate, with average temperatures ranging from 8°C (46°F) at night to a pleasant 28°C (83°F) during the day, while February is significantly colder, featuring a stark range from -12°C (11°F) to a milder maximum of 14°C (57°F). Rainfall in September totals 90 mm (3.5 in) over about 17 days, making it a wetter month compared to February, which sees 55 mm (2.2 in) over 12 days. Additionally, humidity remains high in both months, with February slightly edging out at 87% compared to September's 81%. For more detailed insights, you can check out Ustka weather in February.
September and March exhibit contrasting weather characteristics, reflecting the transition from warm late summer to the chill of late winter. In September, temperatures range from a minimum of 8°C (46°F) to a maximum of 28°C (83°F), with an average of 15°C (60°F), making it a much warmer month compared to March, which has a temperature range from -14°C (7°F) to 13°C (56°F) and an average of only 3°C (38°F). Despite September's higher temperatures, it experiences significant rainfall, with 90 mm (3.5 in) over 17 days, whereas March features less precipitation, totaling 58 mm (2.3 in) over 12 days. Humidity levels are slightly higher in March at 87%, compared to September's average of 81%. For more detailed insights on March weather specifically, you can visit Ustka weather in March.
When comparing the weather in September and April, significant differences emerge. September features a milder temperature range, with a minimum of 8°C (46°F) and a maximum of 28°C (83°F), resulting in an average of 15°C (60°F). In contrast, April presents cooler conditions, with temperatures dipping as low as -3°C (27°F) and peaking at 20°C (69°F), averaging only 7°C (45°F). Precipitation also varies notably, with September experiencing much higher levels at 90 mm (3.5 in) over 17 days, while April has just 34 mm (1.3 in) of rain over 7 days. Additionally, both months are characterized by relatively high humidity, with September at 81% and April slightly higher at 85%. For more detailed insights into April weather, you can refer to Ustka weather in April.
In comparing the weather of September and May, we observe notable differences in temperature and precipitation patterns. September features a broader temperature range, with a minimum of 8°C (46°F) and a maximum of 28°C (83°F), leading to an average of 15°C (60°F). In contrast, May has cooler temperatures, averaging 11°C (53°F) with a minimum of 1°C (35°F) and a maximum of 24°C (76°F). Additionally, September experiences more rainfall, totaling 90 mm (3.5 in) over 17 days, compared to May's 51 mm (2.0 in) spread across 11 days. Interestingly, both months share the same humidity level of 81%, creating a consistently moist atmosphere. For further details on May's weather, you can check Ustka weather in May.
In comparing the weather in September and June, we see distinct differences in temperature and precipitation. September typically starts with a minimum of 8°C (46°F) and can reach a maximum of 28°C (83°F), averaging around 15°C (60°F). The month also tends to be wetter, with 90 mm (3.5 in) of precipitation over 17 rainy days. In contrast, June generally features slightly cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 30°C (87°F), averaging 17°C (63°F). Additionally, June experiences significantly less rainfall, accumulating only 44 mm (1.7 in) over just 8 rainy days. Both months share a relative humidity of 81%, contributing to a humid feel during this transitional period. For a more detailed look at June weather, you can visit Ustka weather in June.
In comparing the weather of September to that of July, it's clear that July tends to be slightly warmer on average, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 30°C (86°F), whereas September experiences a cooler range with minimums of 8°C (46°F) and maximums of 28°C (83°F). Both months share the same humidity level of 81%, creating a consistently moist atmosphere. However, July sees a bit more rainfall, totaling 103 mm (4.1 in) over 15 days, compared to September's 90 mm (3.5 in) across 17 rainy days. For more detailed information, you can check Ustka weather in July.
In comparing the weather between August and September, we notice a marked decrease in temperatures as September experiences a minimum of 8°C (46°F) and an average of 15°C (60°F), compared to August's warmer minimum of 10°C (51°F) and an average of 19°C (66°F). August also boasts a higher maximum temperature, reaching 31°C (87°F) versus September's peak of 28°C (83°F). Although September receives more precipitation, totaling 90 mm (3.5 in) over 17 days, August is comparatively drier with 67 mm (2.6 in) over 12 days. Both months have similar humidity levels, with September at 81% and August slightly lower at 80%. For a detailed look at conditions during August, visit Ustka weather in August.
September and October exhibit notable changes in weather patterns. In September, temperatures range from a minimum of 8°C (46°F) to a maximum of 28°C (83°F), with an average of 15°C (60°F), creating relatively warm days. However, the month also sees 90 mm (3.5 in) of precipitation spread over 17 days, and humidity levels at 81%. In contrast, October experiences cooler temperatures, with a minimum of 3°C (38°F), an average of 11°C (53°F), and a maximum of 21°C (70°F). Additionally, October records higher precipitation at 115 mm (4.5 in) across 18 days, accompanied by a slight increase in humidity to 84%. For more detailed insights, check out Ustka weather in October.
In September, the weather is generally warmer, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 28°C (83°F), and an average of 15°C (60°F). While September sees relatively high humidity at 81%, it also experiences 90 mm (3.5 in) of precipitation over 17 days.
In contrast, November brings much cooler conditions, with temperatures dropping significantly to a minimum of -2°C (28°F) and an average of only 7°C (45°F). The maximum for the month hovers around 16°C (61°F). Despite the lower total precipitation of 76 mm (3.0 in) over 15 days, humidity increases to 86%. For more detailed insights, you can check out Ustka weather in November.
September and December present contrasting weather profiles. In September, temperatures range from a mild 8°C (46°F) at night to a comfortable maximum of 28°C (83°F) during the day, with an average of 15°C (60°F). The month sees a total precipitation of 90 mm (3.5 in) over 17 days, and humidity levels peak at 81%, providing a warm and somewhat humid atmosphere. In stark contrast, December experiences significantly colder weather, with temperatures dipping as low as -7°C (20°F) at night and averaging just 3°C (38°F). The maximum temperature reaches only 10°C (51°F), while precipitation decreases to 71 mm (2.8 in) over 15 days, coupled with slightly higher humidity at 85%. For more detailed weather insights in December, you can visit Ustka weather in December.
As September rolls in, Ustka experiences a noticeable transition from the warmth of summer to the cooler embrace of autumn. The pleasant average temperatures invite visitors to enjoy the beautiful coastal scenery, yet the increase in precipitation days signals the onset of a more humid and variable climate, with the air often feeling a bit heavier. Unlike the high summer heat, September offers a refreshing break, although the occasional rain may inspire cozy indoor activities. For those interested in understanding the broader climatic patterns that shape this delightful seaside town, explore more in detail at Ustka Climate.