September Weather in Rewal, Poland

Last updated: August 27, 2025

September in Rewal, Poland, presents a captivating transition into autumn, with temperatures ranging from a maximum of 30°C (87°F) to a minimum of 7°C (45°F), resulting in an average of 16°C (60°F). The month sees approximately 82 mm (3.2 in) of precipitation, spread across about 14 days, creating a lush environment characteristic of this coastal region. With humidity levels hovering around 82%, the air carries a refreshing crispness, making it an ideal time for coastal strolls and explorations of the picturesque surroundings.

September Temperature in Rewal

In September, Rewal, Poland starts to embrace the gentle transition from summer to fall, showcasing a delightful mix of mild temperatures. With minimums averaging around 7°C (45°F) and maximums peaking at 30°C (87°F), the month offers warm afternoons that still linger from the summer heat, making it an ideal time for outdoor activities. The average temperature sits comfortably at 16°C (60°F), indicating a steady cool-down as the days gradually shorten. This month often invites a crispness in the air, hinting at the seasonal shift ahead while still allowing for those cherished late-summer days. As the month progresses, the balance between warmth and the impending autumn chill creates a unique charm throughout Rewal, making it a picturesque time to visit.

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

The chart illustrates September temperature patterns in Rewal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rewal, 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).
JanFebMarAprMayJunJulAugSepOctNovDec363639465464656660534538
Data source: Temperature data for Rewal 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 Rewal

In Rewal, Poland, September marks a notable uptick in precipitation, with 82 mm (3.2 in) collected over 14 days, making it one of the wetter months of the year. This increase follows a relatively dry April, and while August offers a respite with 74 mm (2.9 in) across 11 days, September's rainfall is a clear signal of autumn's arrival. The frequency of rainy days during this month ties with the peak of July, which boasts the highest total precipitation at 108 mm (4.3 in). As summer transitions into fall, residents can expect more consistent rains, setting the stage for a lush and vibrant landscape ahead.

September Precipitation Trends in Rewal

The chart displays monthly precipitation patterns in Rewal, 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 Rewal, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6349543952551087482876161
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Rewal

In September, Rewal experiences a noticeable shift in humidity levels, with a moderate 82% that marks a transition from the summer months. After the peak of 71% humidity in August, September's figures suggest a return to the more humid conditions typical of the autumn season. This increase aligns with the general trend of rising humidity moving into the fall, as seen in the higher readings of October and November. While still lower than the winter months, where humidity can soar to 93% in December, September serves as a bridge, combining the lingering warmth of summer with the crispness of autumn, inviting visitors to enjoy the coastal charm of Rewal before the chill sets in.

September Average Humidity in Rewal

This chart illustrates the average monthly humidity levels in Rewal, 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 Rewal is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%88%82%74%75%74%71%82%86%89%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Rewal

In September, Rewal, Poland experiences a moderate UV Index of 5, which indicates a shift from the higher levels seen in the peak summer months. With a recommended burn time of 30 minutes, this is a great opportunity for outdoor activities while still being mindful of sun protection. As the season transitions towards autumn, the UV levels begin to decrease from the intense rays of summer; July and August showcased high UV Index ratings of 7 and 6, respectively. However, September's conditions remain favorable for enjoying the outdoors while keeping skin safety in mind. For more detailed insights and real-time updates, visit the Rewal UV Index.

Maximum UV Index Levels in Rewal for September

The chart shows the monthly maximum UV Index (UVI) for Rewal 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 Rewal typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568765311
Data source: Rewal 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 Rewal

As summer gracefully transitions into autumn, September in Rewal, Poland, boasts 303 hours of sunshine, marking a delightful pause in the sun's embrace. This month sits comfortably between the peak light of summer and the diminishing days of fall, reflecting a gradual decline from August's sun-drenched 400 hours. Interestingly, September remains a favorite for those who appreciate milder temperatures and lingering daylight, allowing for outdoor adventures against a backdrop of stunning autumn hues. As the year progresses, the sun’s presence dwindles, but September's moderate sunshine offers a perfect blend of warmth and comfort before the chill of winter settles in, making it an ideal time to savor the beauty of nature in this charming coastal town.

Monthly Sunshine Duration in Rewal: September Highlighted

The September sunshine duration represents the total number of hours Rewal 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.
JanFebMarAprMayJunJulAugSepOctNovDec101h198h276h364h428h442h431h400h303h250h163h114h
Data source: Rewal September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rewal During September

In Rewal, Poland, the likelihood of sunny weather in September stands at 30%, mirroring the trends of the late summer months. As the seasons transition from the warmth of August, which boasts a 31% chance of sunshine, September tends to retain a touch of summer charm without fully committing to the clear skies of late spring and early summer, which peak at 51% in June. This decline in sunny days is typical as autumn approaches; however, September still offers a pleasant balance, appealing to those wishing to soak up the last rays of summer before the cooler months set in. Overall, while the sunshine may not be as plentiful as mid-summer, September continues to present opportunities for delightful weather experiences on the Polish coast.

Percentage of Sunny Days in September in Rewal

The chart illustrates the percentage of sunny days in Rewal 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 Rewal experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec17%30%34%43%39%51%35%31%30%32%16%16%
Data source: Rewal September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rewal in September

As summer fades and autumn begins, September in Rewal, Poland marks a gentle transition in daylight duration, offering 12 hours of sunlight. This month showcases a notable decrease from the sun-drenched 17 hours of June, signaling the shift towards shorter days. As daylight begins to wane, you can observe a smooth decline, with September bridging the gap between the long summer evenings and the crisp, cooler days of October, which will only provide 10 hours of daylight. This rhythmic cycle not only highlights the beauty of seasonal change but also invites locals and visitors alike to savor the lingering warmth of early autumn before the darker months settle in.

Average Daylight Hours in Rewal for September

The chart illustrates the variation in daylight duration in Rewal throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h9h 45m11h 54m14h 5m16h 1m17h 2m16h 29m14h 45m12h 38m10h 28m8h 30m7h 26m
Data source: Rewal daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Rewal

As summer gives way to autumn in Rewal, Poland, September experiences a gentle shift in wind patterns, averaging 4.3 m/s (10 mph), which reflects a slight decline from the warmer months. The winds are typically milder than the gusts recorded earlier in the season, with July and August showcasing speeds around 4.0 to 4.9 m/s (9 to 11 mph). As the year progresses, wind speeds begin to rise again in October, hinting at the impending embrace of winter. This transitional phase in September, characterized by pleasantly breezy days, invites locals and visitors alike to savor the last warm days before autumn settles in.

Average September Wind Speed in Rewal

The chart displays monthly wind speed patterns in Rewal, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.04.94.75.24.53.64.04.94.3 m/s5.65.45.4
Data source: Rewal September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Rewal Compares to Other Months

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

September weather is characterized by a significant temperature range, with minimums around 7°C (45°F) and maximums reaching up to 30°C (87°F), contributing to an average of 16°C (60°F). The month experiences substantial precipitation at 82 mm (3.2 in) over approximately 14 days, along with a relatively high humidity level of 82%. In contrast, January brings a stark drop in temperatures, with lows reaching -8°C (18°F) and highs only reaching up to 12°C (53°F), resulting in an average of just 2°C (36°F). The precipitation is lower, totaling 63 mm (2.5 in) over 13 days, but the humidity is slightly higher at 91%. For those interested in more details about seasonal weather variations, check out Rewal weather in January.

September and February present stark contrasts in weather conditions. In September, temperatures range from a pleasant 7°C (45°F) at night to a warm 30°C (87°F) during the day, with an average of 16°C (60°F). The month experiences about 82 mm (3.2 in) of precipitation over 14 days, accompanied by a relatively high humidity level of 82%. In contrast, February features significantly colder weather, with temperatures dipping as low as -11°C (13°F) at night and peaking at 15°C (58°F) during the day, averaging just 2°C (36°F). This month sees less precipitation, totaling 49 mm (1.9 in) over 12 days, while humidity increases slightly to 90%. For more insights, you can check out Rewal weather in February.

September and March present contrasting weather conditions. In September, temperatures range from a mild 7°C (45°F) at night to a warm 30°C (87°F) during the day, with an average of 16°C (60°F). This month also sees higher precipitation, totaling 82 mm (3.2 in) over 14 days, contributing to a humid atmosphere with humidity levels around 82%. In contrast, March experiences much colder weather, with nighttime lows dipping to -13°C (9°F) and daytime highs peaking at 16°C (61°F), leading to an average of just 4°C (39°F). Precipitation in March is lower at 54 mm (2.1 in) over 12 days, accompanied by even higher humidity levels of 88%. For more information on March weather specifically in Rewal, you can visit Rewal weather in March.

The weather in September is significantly warmer compared to April, with average temperatures reaching 16°C (60°F) and a maximum of up to 30°C (87°F), while April experiences lower temperatures, averaging only 8°C (46°F) and peaking at 22°C (72°F). Additionally, September sees more precipitation, totaling 82 mm (3.2 in) over about 14 days, compared to April's 39 mm (1.5 in) across just 7 days. Notably, both months share a humidity level of 82%, indicating a consistent moisture in the air. For a closer look at April's weather specifics, visit Rewal weather in April.

When comparing the weather in September and May, several key differences emerge. September experiences a broader temperature range, with minimums of 7°C (45°F) and maximums reaching up to 30°C (87°F), leading to an average of 16°C (60°F). In contrast, May starts cooler, with minimum temperatures around 1°C (35°F) and averages only 12°C (54°F), peaking at 26°C (80°F). Additionally, September sees higher precipitation, totaling 82 mm (3.2 in) over 14 days, while May has a lower rainfall amount of 52 mm (2.0 in) across 12 days. Humidity is also higher in September at 82%, compared to May's 74%. For those looking for specific weather details, check out Rewal weather in May.

In comparing the weather of June and September, we see a notable difference in temperatures and precipitation. June typically features slightly cooler mornings with a minimum of 6°C (44°F) and an average of 18°C (64°F), while September can warm up considerably during the day, reaching a maximum of 30°C (87°F) despite starting at a minimum of 7°C (45°F). Precipitation levels are also lower in June, with an average of 55 mm (2.2 in) over 10 days compared to September's 82 mm (3.2 in) across 14 days. Additionally, June enjoys a lower humidity level of 75% compared to September's 82%, making it feel a bit more comfortable. For more detailed information about June's weather, you can browse Rewal weather in June.

When comparing the weather in September and July, we see notable differences in temperature and precipitation. September experiences a wider range in temperatures, with a minimum of 7°C (45°F) and a maximum of 30°C (87°F), averaging around 16°C (60°F). In contrast, July has a slightly higher average temperature of 19°C (66°F), with minimums around 10°C (50°F) and maximums peaking at 32°C (91°F). While September has a lower total precipitation of 82 mm (3.2 in) over 14 days, July sees an increase in rainfall, totaling 108 mm (4.3 in), also across 14 days. Additionally, the humidity in September is higher at 82%, compared to July's 74%. For more detailed insights, check Rewal weather in July.

September weather is generally cooler than August, presenting a minimum temperature of 7°C (45°F) compared to August's 10°C (51°F), and an average of 16°C (60°F) versus August’s 19°C (67°F). While both months can reach high temperatures, August boasts a maximum of 33°C (91°F), notably warmer than September's peak of 30°C (87°F). Precipitation is slightly higher in September at 82 mm (3.2 in) over 14 days, compared to 74 mm (2.9 in) across 11 days in August, indicating more frequent rain. Additionally, September's humidity of 82% surpasses August's 71%, contributing to a noticeably different feel in the air. For more detailed insights, you can check out Rewal weather in August.

September and October display a noticeable shift in weather patterns. In September, temperatures can vary significantly, with a minimum of 7°C (45°F), an average of 16°C (60°F), and a maximum of 30°C (87°F). This month also sees 82 mm (3.2 in) of precipitation over 14 days and an average humidity of 82%. In contrast, October brings cooler temperatures, with a minimum of 4°C (39°F), an average of 12°C (53°F), and a maximum of 22°C (71°F). Although October receives slightly more precipitation at 87 mm (3.4 in) over 16 days, the humidity rises to 86%. For more detailed weather insights, you can check Rewal weather in October.

September presents a much warmer climate compared to November, with average temperatures reaching 16°C (60°F) and highs of 30°C (87°F), while November sees a drop to an average of 7°C (45°F), with maximums only reaching 17°C (63°F). The humidity in September is noticeably lower at 82%, but it climbs to 89% in November, contributing to a chillier feel despite the decrease in precipitation from 82 mm (3.2 in) over 14 days in September to 61 mm (2.4 in) over 13 days in November. For more details on the weather conditions, check Rewal weather in November.

September weather is characterized by a much warmer range of temperatures, with minimums around 7°C (45°F) and maximums reaching up to 30°C (87°F), resulting in an average of 16°C (60°F). This month sees significant precipitation, with 82 mm (3.2 in) falling over about 14 days, alongside a relative humidity of 82%. In contrast, December brings much colder conditions, with temperatures dropping to a minimum of -9°C (16°F) and an average temperature of just 3°C (38°F). Although it experiences less overall precipitation (60 mm or 2.4 in over 15 days), the humidity remains high at 93%. For more details on December weather, you can visit Rewal weather in December.

Compare Rewal's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Rewal

As September arrives in Rewal, the weather begins to transition, offering a delightful blend of warmth and crispness that sets it apart from the peak summer months. With the maximum temperature dropping to a comfortable level, the average feels refreshingly mild compared to the sweltering heat of July and August. However, you can expect increased cloud cover, as indicated by the 14 rainy days, contributing to a higher humidity level that lingers throughout the month. This atmospheric shift enhances the beauty of nature, making it an ideal time for peaceful beach walks and exploring the vibrant surroundings. For those interested in a deeper understanding of how Rewal’s climate evolves throughout the year, check out Rewal Climate.