September Weather in Schleswig, Germany

Last updated: February 26, 2025

September in Schleswig, Germany, showcases a delightful transition from summer to autumn, with maximum temperatures reaching a warm 28°C (83°F) while averaging a comfortable 14°C (58°F). As the month progresses, cooler nights can bring temperatures down to a minimum of 3°C (38°F). Despite the inviting climate, precipitation plays a notable role, contributing 68 mm (2.7 in) over the course of 12 days, resulting in an 84% humidity level that adds a refreshing, crisp quality to the air. This blend of warmth and moisture creates an engaging atmosphere, perfect for outdoor activities and enjoying the rich natural beauty of the region.

September Temperature in Schleswig

As summer fades into autumn, September in Schleswig showcases a delightful transition in temperatures. With minimums around 3°C (38°F) and maximums peaking at 28°C (83°F), the month boasts an average of 14°C (58°F), inviting locals and visitors to enjoy the mild, crisp air. This pattern indicates a gradual cooling trend as the year progresses, yet still allows for pleasantly warm days reminiscent of the fading summer heat. The weather in September serves as a gentle reminder of nature’s shift, offering a perfect balance for outdoor activities before autumn sets in fully.

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

The chart illustrates September temperature patterns in Schleswig, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec383840465362636458524439
Data source: Temperature data for Schleswig 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 Schleswig

In September, Schleswig experiences a transition as summer gives way to autumn, marked by an average precipitation of 68 mm (2.7 in) over 12 days. This rainfall reflects a slight decrease from the heavier downpours of July (86 mm) and August (82 mm), signaling a shift towards the wetter months ahead. While September's precipitation is moderate compared to the peak summer months, it prepares the landscape for the autumn hues. Notably, October typically sees a rise in precipitation with 93 mm (3.7 in) expected, reinforcing the trend of increasing water levels as the season progresses. This cyclical pattern emphasizes Schleswig's climate, where the fluctuating rainfall plays a crucial role in shaping the region's seasonal character.

September Precipitation Trends in Schleswig

The chart displays monthly precipitation patterns in Schleswig, 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.
JanFebMarAprMayJunJulAugSepOctNovDec596370427358868368935569
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Schleswig

In September, Schleswig, Germany experiences a humidity level of 84%, marking a slight increase from the drier summer months of June (75%) and July (76%). This uptick is in line with the gradual rise often observed as the seasons transition into autumn, where humidity typically approaches levels seen earlier in the year. Notably, September's humidity is lower than the winter months of January (89%) and February (88%), indicating a shift towards a more comfortable climate as the warm weather recedes. As the year progresses towards October, humidity levels are expected to rise again, reflecting the consistent trend of increased moisture in the latter part of the year.

September Average Humidity in Schleswig

This chart illustrates the average monthly humidity levels in Schleswig, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%84%79%75%76%77%84%87%88%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Schleswig

As summer wanes, September brings a return to a moderate UV Index of 5 in Schleswig, Germany, indicating a decrease from the intensified sunlight of the previous months. With a burn time of 30 minutes, this month's sun exposure is still notable but manageable with appropriate precautions. The UV Index has gradually tapered off from the very high levels seen in June and July, reflecting the transition into autumn. Nonetheless, it's essential to stay vigilant and protect your skin while enjoying the lingering warmth of early fall. For more information on UV levels throughout the year, visit Schleswig UV Index.

Maximum UV Index Levels in Schleswig for September

The chart shows the monthly maximum UV Index (UVI) for Schleswig 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.
JanFebMarAprMayJunJulAugSepOctNovDec123568775321
Data source: Schleswig 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 Schleswig

In September, Schleswig basks in a generous 314 hours of sunshine, marking a delightful transition into autumn. This month showcases a significant decline from the peak summer months of June and July, which enjoy over 420 hours each. However, compared to earlier months, September still maintains a robust level of sunlight, eclipsing the dimmer days of October and November. The gradual shift in daylight reflects the region's changing seasons, with enough radiant days to savor the last whispers of summer before the cozy embrace of fall takes hold. As the sun sets earlier, residents and visitors alike cherish these September rays, making them a precious prelude to the cooler months ahead.

Monthly Sunshine Duration in Schleswig: September Highlighted

The September sunshine duration represents the total number of hours Schleswig 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.
JanFebMarAprMayJunJulAugSepOctNovDec100h179h261h362h413h420h427h398h314h243h158h115h
Data source: Schleswig September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Schleswig During September

In Schleswig, Germany, September typically offers a moderate chance of sunny weather, with about 28% likelihood of sunshine. This reflects a slight decline from the sunny peaks of spring and early summer, where sunshine chances hover between 48% in April and 36% in March. As the year transitions into autumn, the overall trend indicates a more cloudy disposition in the later months, with October maintaining the same 28% chance. While September may not bask in the same levels of sunlight as summer, it still presents a pleasant opportunity for outdoor activities before the chilly autumn sets in.

Percentage of Sunny Days in September in Schleswig

The chart illustrates the percentage of sunny days in Schleswig 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 Schleswig experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec17%27%36%48%23%35%30%33%28%28%17%19%
Data source: Schleswig September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Schleswig in September

As the days transition into September in Schleswig, Germany, daylight begins to show its subtle retreat, with 12 hours of light gracing the sky. This month, while still basking in the remnants of summer, marks a notable decrease from the vibrant 16 hours enjoyed in May and June, setting the stage for the crispness of autumn. The gradual dimming is part of a natural rhythm, where daylight peaks in the height of summer before gradually yielding to shorter days in the fall. After soaking in the longer days of summer, September serves as a gentle reminder of the impending seasonal change, bridging the gap between the radiant warmth of summer and the cozy embrace of autumn.

Average Daylight Hours in Schleswig for September

The chart illustrates the variation in daylight duration in Schleswig throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 55m9h 43m11h 53m14h 7m16h 5m17h 9m16h 35m14h 48m12h 38m10h 26m8h 26m7h 20m
Data source: Schleswig daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Schleswig

As September unfolds in Schleswig, Germany, the winds begin to soften, averaging 3.4 m/s (8 mph), a gentle breeze that invites a sense of calm after the summer's variability. This slight dip in wind speed from the summer months reflects a transition into autumn, where temperatures cool and the energy of the season begins to wind down. The trend of gradually decreasing wind speeds is notable, as June marks the lowest average velocity of the year at 3.0 m/s (7 mph), which gradually rises in the following months, peaking again in October at 4.4 m/s (10 mph). Overall, September's winds serve as a reminder of nature’s ebb and flow, creating a soothing backdrop for reflection as the vibrant colors of autumn start to emerge.

Average September Wind Speed in Schleswig

The chart displays monthly wind speed patterns in Schleswig, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.04.44.14.13.93.03.43.93.4 m/s4.43.94.1
Data source: Schleswig September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Schleswig Compares to Other Months

The weather in Schleswig changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Schleswig and find detailed weather information for every month.

September and January present stark contrasts in weather. In September, temperatures range from a minimum of 3°C (38°F) to a maximum of 28°C (83°F), with an average of 14°C (58°F) and relatively high humidity at 84%. Rainfall is notable, with 68 mm (2.7 in) spread over 12 days. In contrast, January experiences much colder temperatures, with a minimum of -10°C (15°F) and a maximum of 12°C (54°F), resulting in an average temperature of only 3°C (38°F). Although precipitation is slightly lower at 59 mm (2.3 in) over the same number of days, the humidity rises to 89%. For more insights on the chilly January weather, check out Schleswig weather in January.

When comparing the weather in September and February, we see significant differences in temperature and overall conditions. September boasts a more temperate climate, with minimum temperatures around 3°C (38°F) and averages reaching a pleasant 14°C (58°F), peaking at 28°C (83°F). In contrast, February is much colder, with minimum temperatures dropping to a frigid -15°C (5°F) and an average temperature of only 3°C (38°F), with a maximum of 16°C (60°F).

Precipitation levels are fairly similar, with September receiving about 68 mm (2.7 in) over 12 days and February slightly less at 63 mm (2.5 in) across 11 days. Additionally, humidity remains high in both months, with September at 84% and February slightly higher at 88%. For more detailed conditions, you can refer to Schleswig weather in February.

In September, the weather is generally milder, with temperatures ranging from a minimum of 3°C (38°F) to a pleasant average of 14°C (58°F), peaking at a maximum of 28°C (83°F). The month experiences around 68 mm (2.7 in) of precipitation spread over 12 days, accompanied by a humidity level of 84%. In contrast, March brings cooler temperatures, with a minimum of -10°C (14°F) and an average of just 5°C (41°F), rising to a maximum of 17°C (62°F). Additionally, March sees slightly more precipitation at 70 mm (2.8 in), also over 12 days, while humidity levels are marginally higher at 87%. For a more detailed look at March weather specifics, you can visit Schleswig weather in March.

When comparing the weather in September and April, notable differences emerge. September typically enjoys warmer temperatures with a minimum of 3°C (38°F), an average of 14°C (58°F), and can reach up to 28°C (83°F). In contrast, April is cooler, featuring a minimum of -3°C (26°F) and an average temperature of 8°C (46°F), with a maximum of 25°C (77°F). Rainfall is more prevalent in September, accumulating to 68 mm (2.7 in) over about 12 days, compared to April's 42 mm (1.6 in) spread over 10 days. Interestingly, the humidity remains consistent at 84% for both months, providing a damp feel. For more detailed insights into April weather, check out Schleswig weather in April.

When comparing the weather in September to that of May, we observe that September generally features higher average and maximum temperatures, with averages reaching around 14°C (58°F) and highs peaking at 28°C (83°F). In contrast, May starts with cooler temperatures, with minimums dipping to -1°C (30°F) and an average of 12°C (54°F). Precipitation levels are quite similar, with September receiving 68 mm and May slightly higher at 73 mm, both occurring over approximately 12 days. Humidity is also notable, slightly higher in September at 84% compared to 79% in May. For a more detailed look at the weather conditions in May, visit Schleswig weather in May.

In September, temperatures range from a minimum of 3°C (38°F) to a maximum of 28°C (83°F), with an average of 14°C (58°F), while June enjoys slightly warmer conditions, with temperatures ranging from 5°C (41°F) to a high of 32°C (89°F) and an average of 17°C (62°F). September experiences more precipitation at 68 mm (2.7 in) over about 12 days, compared to June’s 58 mm (2.3 in) spread over 10 days, indicating a wetter month as summer transitions into autumn. Additionally, humidity levels are higher in September at 84%, whereas June has a more comfortable humidity level of 75%. For a detailed look at specific weather conditions, you can visit Schleswig weather in June.

In comparing the weather of September and July, September tends to be cooler overall, with average temperatures ranging from a low of 3°C (38°F) to a high of 28°C (83°F), while July sees slightly warmer temperatures, with a minimum of 6°C (44°F) and a maximum of 31°C (88°F). Humidity levels are higher in September at 84%, compared to July’s 76%, which contributes to a more muggy feel. Additionally, September experiences a total precipitation of 68 mm (2.7 in) over 12 rainy days, whereas July has higher precipitation at 86 mm (3.4 in) over 13 days. For more detailed insights on July weather, you can check Schleswig weather in July.

In comparison to August, September experiences a noticeable drop in temperature, with minimums ranging from 3°C (38°F) compared to August's 7°C (45°F), and an average temperature decreasing from 18°C (64°F) in August to 14°C (58°F) in September. The maximum temperature in September is also lower, peaking at 28°C (83°F) versus 33°C (92°F) in August. Additionally, September sees an increase in precipitation, with 68 mm (2.7 in) falling over 12 days, while August recorded 82 mm (3.2 in) over 14 days. Humidity levels are slightly higher in September at 84%, compared to 77% in August. For more insights on the weather conditions, you can check Schleswig weather in August.

September's weather is characterized by relatively mild temperatures, with a minimum of 3°C and a comfortable average of 14°C, reaching a maximum of 28°C on warmer days. The month sees about 68 mm of precipitation over 12 days, with humidity levels at 84%. In contrast, October brings a noticeable drop in temperature, with minimums dipping to -1°C and an average of 11°C, while the maximum temperature is 25°C. Precipitation increases to 93 mm over 15 days, and humidity rises slightly to 87%. For more detailed information, check out Schleswig weather in October.

September and November display a notable shift in weather patterns. In September, temperatures range from a minimum of 3°C (38°F) to a maximum of 28°C (83°F), with an average of 14°C (58°F). The month experiences 68 mm (2.7 in) of precipitation over 12 days, coupled with a humidity level of 84%. By contrast, November sees a drop in temperatures, with a minimum of -2°C (28°F) and a maximum of 18°C (64°F), averaging at 7°C (44°F). While precipitation decreases slightly to 55 mm (2.2 in) over the same number of rainy days, humidity rises to 88%, emphasizing the chillier and damp atmosphere of late autumn. For more detailed information, you can refer to Schleswig weather in November.

In September, the weather is generally milder, with average temperatures ranging from a minimum of 3°C (38°F) to a maximum of 28°C (83°F), and an average of 14°C (58°F). Despite having about 12 rainy days, the overall sensation is more comfortable with a lower humidity of 84%. In contrast, December brings much colder conditions, with temperatures dropping to a minimum of -10°C (14°F) and an average of only 4°C (40°F), peaking at 11°C (53°F). The precipitation levels are similar, at 69 mm (2.7 in), but with slightly more rainy days at 14, accompanied by a higher humidity of 87%. For a detailed look at December weather, check out Schleswig weather in December.

Compare Schleswig's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Schleswig

As September unfolds in Schleswig, it marks a transition into cooler days, setting itself apart from the warmth of summer months. With an average temperature of 14°C and a maximum reaching 28°C, those lingering sunny days become more sporadic. This month is characterized by higher humidity levels and an increase in precipitation, with rain gracing the area over 12 days. The blend of milder temperatures and frequent showers paints a vivid picture of early autumn, making September a unique time to experience Schleswig's evolving landscape. For more details on the overall climate trends throughout the year, check out Schleswig Climate.