September Weather in Langeoog, Germany

Last updated: February 26, 2025

In September, Langeoog, Germany experiences a delightful blend of mild temperatures and refreshing coastal breezes. With a maximum of 25°C (78°F) and an average of 16°C (61°F), visitors can enjoy pleasant outdoor activities. However, nature also offers its share of moody days, as the island sees around 89 mm (3.5 in) of precipitation over 13 days, contributing to the lush scenery. Humidity hovers around a comfortable 83%, providing a crisp yet inviting atmosphere perfect for exploring this charming island retreat.

September Temperature in Langeoog

In Langeoog, Germany, September marks the gentle transition from summer to autumn, offering a delightful blend of comfortable temperatures. With minimums around 10°C (51°F) and averages of 16°C (61°F), the month retains a pleasant warmth reminiscent of the summer’s end. The maximums can still reach up to 25°C (78°F), providing ample opportunities for outdoor activities. This trend of gradually cooling down contrasts sharply with the chillier months that follow, making September an ideal time to enjoy the island's natural beauty before the temperatures dip further. As the foliage begins to change, visitors can relish in the serene beauty of Langeoog amidst milder weather, setting the stage for a picturesque fall experience.

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

The chart illustrates September temperature patterns in Langeoog, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec404042465260636560554743
Data source: Temperature data for Langeoog generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Langeoog

In September, Langeoog, Germany, experiences a precipitation amount of 89 mm (3.5 inches), making it one of the wetter months of the year, yet it shows a slight decrease from August's peak of 103 mm. The rainfall is spread over 13 days, maintaining a steady frequency typical for early autumn. This month serves as a transition, where occasional sunny spells are interspersed with rain, hinting at the shifting seasons. While it may not be as rainy as the following October, which sees 125 mm of rain over 18 days, September's precipitation reinforces the island's lush, green landscapes, epitomizing a vibrant but variable time of year before the harsher winter months approach.

September Precipitation Trends in Langeoog

The chart displays monthly precipitation patterns in Langeoog, 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.
JanFebMarAprMayJunJulAugSepOctNovDec79737144566888103891258296
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Langeoog

As summer fades, September in Langeoog, Germany, sees a noticeable shift in humidity levels, rising to 83%. This slight uptick follows the relatively stable humidity of 75% experienced in the peak summer months of June through August. However, September’s moisture levels are still significantly lower than the highs of 88% in the mid-winter months of January and February. The transition into autumn brings a gradual increase in humidity that will continue into the cooler months, suggesting a return to the more humid conditions typical of Langeoog as the year approaches its end. The island's humidity pattern reflects a distinctive seasonal rhythm, blending warm summer comfort with the crispness of approaching autumn.

September Average Humidity in Langeoog

This chart illustrates the average monthly humidity levels in Langeoog, 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.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%86%84%80%75%75%75%83%86%87%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Langeoog

As September rolls in on the beautiful island of Langeoog, Germany, the UV Index reflects a shift towards cooler autumn days. With a moderate UV Index of 5, the exposure category highlights the need for some sun safety precautions, especially since the burn time is approximately 30 minutes. This indicates a departure from the high indices experienced during the summer months of June to August, where sun protection was critical. While the sun's intensity decreases as the year winds down, this transitional period still warrants mindfulness regarding sun exposure. For those planning outdoor activities, it's essential to stay informed and adaptable. For more details on the UV Index throughout the year, check out Langeoog UV Index.

Maximum UV Index Levels in Langeoog for September

The chart shows the monthly maximum UV Index (UVI) for Langeoog 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.
JanFebMarAprMayJunJulAugSepOctNovDec123578775321
Data source: Langeoog 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 Langeoog

September in Langeoog, Germany, brings a delightful blend of summer warmth and early autumn charm, boasting 315 hours of sunshine. As the summer months wind down, it's interesting to note a slight dip from July's peak of 417 hours, yet the sunshine still lingers, providing plenty of opportunities for outdoor exploration. This month trends closer to the lively days of August, which saw 393 hours, positioning September as a sweet spot for beachgoers and nature lovers alike. As the year transitions toward cooler months, this period stands out for its vibrant light, inviting residents and visitors to bask in the golden rays before the shorter days of October set in, with only 244 hours to look forward to. Overall, September serves as a beautiful outro to a sun-soaked summer, ensuring that Langeoog remains a captivating destination even as the seasons begin to change.

Monthly Sunshine Duration in Langeoog: September Highlighted

The September sunshine duration represents the total number of hours Langeoog 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.
JanFebMarAprMayJunJulAugSepOctNovDec101h193h277h359h411h408h417h393h315h244h182h125h
Data source: Langeoog September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Langeoog During September

In September, Langeoog, Germany experiences a 33% chance of sunny weather, reflecting a consistency seen throughout the summer months. While this percentage aligns with the sunniest days of August and the somewhat dimmer July, it still marks a slight decline from the peaks in spring. Importantly, the sunny likelihood in September suggests a pleasant backdrop for outdoor activities, as the lingering warmth and reduced crowds make it an ideal time to enjoy the island's natural beauty. As the year transitions into autumn, the sunny disposition of September remains a charming highlight, promising just enough sunshine to delight visitors before the chill of winter arrives.

Percentage of Sunny Days in September in Langeoog

The chart illustrates the percentage of sunny days in Langeoog 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 Langeoog experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%25%36%46%29%39%33%34%33%27%19%21%
Data source: Langeoog September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Langeoog in September

As summer gives way to autumn in Langeoog, Germany, September marks a transition with 12 hours of daylight, showcasing a gradual decline from the sun-soaked peaks of June and July, which basked in an ample 16 hours. This month stands out as a bridge, where the lingering warmth of summer lingers just a little longer, yet the shorter days signal the impending chill of October's 10 hours. Following the vibrant blooms and long evenings of spring and the height of summer, September invites a slower, more reflective pace, as daylight continues its steady retreat towards the darker months of November and December, where sunlight shrinks to just 8 hours and 7 hours, respectively. This gentle shift in daylight serves as a reminder of nature's rhythms and the onset of cozy autumn days.

Average Daylight Hours in Langeoog for September

The chart illustrates the variation in daylight duration in Langeoog throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 4m9h 48m11h 54m14h 3m15h 57m16h 57m16h 25m14h 42m12h 37m10h 29m8h 34m7h 31m
Data source: Langeoog daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Langeoog

As September unfolds in Langeoog, Germany, the gentle caress of the wind begins to shift, averaging 5.4 m/s (12 mph). This moderate breeze is a pleasant transition from the summer’s higher gusts, with August peaking at 6.4 m/s (14 mph). Throughout the year, wind speeds fluctuate, with the winter months like October and January showcasing stronger winds—7.7 m/s (17 mph) and 6.9 m/s (15 mph), respectively. April and March also maintain a steady pace around 6.7 m/s (15 mph) and 6.6 m/s (15 mph), revealing a trend of heightened breeziness in the spring and fall. While September’s winds are milder, they offer a refreshing reprieve, perfectly capturing the essence of early autumn on this idyllic island.

Average September Wind Speed in Langeoog

The chart displays monthly wind speed patterns in Langeoog, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.97.26.66.75.84.65.26.45.4 m/s7.76.96.9
Data source: Langeoog September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Langeoog Compares to Other Months

The weather in Langeoog 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 Langeoog and find detailed weather information for every month.

September and January exhibit starkly contrasting weather patterns. In September, temperatures range from a mild 10°C (51°F) to a warm 25°C (78°F), with an average of 16°C (61°F). The month experiences about 89 mm (3.5 in) of precipitation over 13 days, coupled with a humidity level of 83%. In contrast, January is much colder, with temperatures dipping as low as -4°C (25°F) and averaging only 5°C (40°F), peaking at 11°C (52°F). Despite slightly lesser precipitation at 79 mm (3.1 in) over 15 days, January's humidity is notably high at 88%. For a more detailed look at January weather in Langeoog, visit Langeoog weather in January.

September and February present stark contrasts in weather conditions. September features milder temperatures, with a minimum of 10°C (51°F) and an average of 16°C (61°F), reaching a maximum of 25°C (78°F). In contrast, February is much colder, with temperatures dipping to a minimum of -6°C (22°F) and averaging only 4°C (40°F), peaking at 12°C (54°F). While both months experience precipitation on approximately 13 days, September sees slightly more rainfall at 89 mm (3.5 in) compared to February's 72 mm (2.9 in). Additionally, humidity is relatively high in both months, with September at 83% and February slightly higher at 88%. For a deeper dive into February's weather, you can check out Langeoog weather in February.

September and March present contrasting weather patterns. In September, temperatures range from a minimum of 10°C (51°F) to a comfortable maximum of 25°C (78°F), with an average of 16°C (61°F). The month experiences a total precipitation of 89 mm (3.5 in) over 13 days and maintains a high humidity level of 83%. In stark contrast, March offers much chillier temperatures, ranging from a minimum of -7°C (20°F) to a maximum of 13°C (56°F), with an average temperature of only 5°C (42°F). Precipitation in March is slightly lower at 71 mm (2.8 in), also spread over 13 days, and humidity sits at 86%. For more insights into March weather specifics, you can visit Langeoog weather in March.

When comparing the weather in September and April, it's clear that September tends to be much warmer. With minimum temperatures averaging around 10°C (51°F) and maximums reaching up to 25°C (78°F), September offers a more pleasant climate than April, where temperatures range from a chilly 2°C (35°F) to a maximum of 17°C (63°F). Additionally, September experiences more rainfall, with about 89 mm (3.5 in) over 13 days, compared to April's 44 mm (1.7 in) over 10 days. Both months have similar humidity levels, around 83% and 84%, respectively, but September's higher temperatures create a noticeably different feel. For a closer look at April's specific conditions, you can check Langeoog weather in April.

In comparing the weather of September and May, September tends to be warmer overall, with average temperatures reaching 16°C (61°F) compared to May's cooler 11°C (53°F). While September welcomes a maximum temperature of 25°C (78°F), May peaks at 21°C (70°F). Both months experience a fair amount of precipitation, but September is notably wetter, with 89 mm (3.5 in) over 13 days, contrasted with May's 56 mm (2.2 in) across 11 days. Humidity levels are quite similar, with September at 83% and May slightly lower at 80%. For more insights into May weather on Langeoog, you can check this link: Langeoog weather in May.

When comparing the weather in September and June, both months experience similar average temperatures, oscillating between a minimum of 9-10°C and a maximum around 25°C. However, September tends to be slightly wetter, with 89 mm of precipitation spread over 13 days, while June sees less rain at 68 mm across 10 days. Additionally, September has higher humidity levels at 83%, compared to June’s 75%. For more detailed insights on June weather, check out Langeoog weather in June.

In comparing the weather between July and September, July tends to be slightly warmer, with an average temperature of 17°C (63°F) compared to September's average of 16°C (61°F). While both months show similar precipitation levels—88 mm (3.5 in) in July and 89 mm (3.5 in) in September—July experiences rainfall over 14 days, just one day more than September's 13 days. Additionally, humidity levels are higher in September at 83%, compared to July's 75%, which can make the later month feel a bit more humid. For a more detailed look at July weather, you can check out Langeoog weather in July.

In comparing the weather between August and September, September tends to be cooler, with average temperatures ranging from a minimum of 10°C (51°F) to a maximum of 25°C (78°F), while August enjoys slightly warmer averages, ranging from 13°C (55°F) to 26°C (78°F). Precipitation levels in September are somewhat lower at 89 mm (3.5 in) over 13 days, compared to August's 103 mm (4.1 in) over 16 days. Additionally, September exhibits higher humidity at 83%, making it feel a bit more damp compared to August's 75%. For a closer look at August weather specifics on Langeoog, you can check Langeoog weather in August.

In September, temperatures fluctuate from a minimum of 10°C to an average of 16°C, reaching a warm maximum of 25°C. The month experiences around 89 mm of precipitation over 13 days, contributing to a humid atmosphere with 83% humidity. In contrast, October brings a notable drop in temperatures, with minimums dropping to 5°C and an average of 13°C, while the maximum temperature is capped at 21°C. Rainfall increases to 125 mm over 18 days, and humidity rises slightly to 86%. For a more detailed look at October weather patterns, you can check Langeoog weather in October.

September and November exhibit notable differences in weather patterns. In September, temperatures range from a mild minimum of 10°C (51°F) to a pleasant maximum of 25°C (78°F), with an average of 16°C (61°F). The month experiences relatively high humidity at 83% along with 89 mm (3.5 in) of precipitation over 13 days. In contrast, November brings a significant drop in temperatures, with a minimum of just 1°C (34°F) and a maximum of 17°C (63°F), yielding an average of 8°C (48°F). While November sees slightly less precipitation at 82 mm (3.2 in), it has more rainy days, totaling 17, and a higher humidity level of 87%. For a deeper dive into November weather specifics, check out Langeoog weather in November.

September weather is generally milder, with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 25°C (78°F), while averaging around 16°C (61°F). This month experiences relatively moderate precipitation of 89 mm (3.5 in) over 13 days, along with a humidity level of 83%. In contrast, December brings much colder conditions, with temperatures dropping to a minimum of -2°C (28°F) and only peaking at 11°C (52°F), averaging just 6°C (43°F). While December sees slightly higher overall precipitation at 96 mm (3.8 in) over 17 days, it also has a higher humidity of 86%. For more details on weather conditions during this time, you can check Langeoog weather in December.

Compare Langeoog's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Langeoog

As summer bids farewell, September in Langeoog brings a delightful transition in weather, characterized by milder temperatures and the introduction of autumnal breezes. With an average temperature of 16°C, the island experiences a comfortable climate, contrasting sharply with the heat of the preceding months. While you may enjoy pleasant days, it’s essential to stay prepared for occasional rain, as the month can see a fair amount of precipitation spread across roughly 13 days. High humidity levels at 83% further enhance the feeling of early fall, making it a unique time to experience Langeoog’s natural beauty. For a deeper insight into the island's climate throughout the year, visit Langeoog Climate.