September Weather in Borkum, Germany

Last updated: February 26, 2025

September in Borkum, Germany offers a delightful transition into autumn, with temperatures ranging from a pleasant maximum of 26°C (78°F) to a comfortable average of 16°C (61°F). The nights can be brisk, dipping to a minimum of 10°C (51°F), making it essential to pack layers for evening strolls. Visitors can expect moderate rainfall throughout the month, with a total precipitation of 95 mm (3.7 in) over approximately 13 days, contributing to the lush, vibrant landscape. High humidity levels averaging 83% complement the coastal atmosphere, creating a refreshing, invigorating experience for travelers exploring this charming island.

September Temperature in Borkum

As September rolls into Borkum, Germany, the temperatures reflect a delightful transition from summer to autumn. With minimums around 10°C (51°F) and averages climbing to a comfortable 16°C (61°F), the weather remains pleasantly mild. Highs can still reach up to 26°C (78°F), offering a final taste of warmth before the cooler months set in. This month marks a notable drop from the previous summer heat, yet it retains a certain charm, inviting locals and visitors alike to enjoy the remnants of summer in a refreshingly crisp atmosphere. The gradual cooling hints at the seasonal change, making September a perfect time for outdoor activities amidst the beautiful backdrop of Borkum's landscapes.

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

The chart illustrates September temperature patterns in Borkum, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec404042475461646560554742
Data source: Temperature data for Borkum 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 Borkum

In September, Borkum experiences a notable increase in precipitation with a total of 95 mm (3.7 in) spread over 13 days. This month stands out as a period of transition, where the summer's abundant rainfall begins to taper off into the autumn season. Comparatively, September's precipitation is marked by a significant decline from the preceding summer months, particularly August, which recorded the highest rainfall of the year at 118 mm. The trend suggests a shift from the peak summer downpours, with October likely bringing even more precipitation as the fall weather pattern establishes itself. This rhythm of varying precipitation not only shapes the local landscape but also hints at the dynamic climate systems at play in this coastal region of Germany.

September Precipitation Trends in Borkum

The chart displays monthly precipitation patterns in Borkum, 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.
JanFebMarAprMayJunJulAugSepOctNovDec8073784868821071189512678101
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Borkum

September in Borkum, Germany, marks a subtle shift in humidity as it presents an average of 83%, a pleasant respite after the summer months. Throughout the year, Borkum experiences a gradual decline in humidity from a substantial 88% in January and February, dipping to its lowest point of 75% during the peak summer months of June, July, and August. As autumn approaches, there’s a notable rise again, with September's levels signaling that autumn is ushering in slightly wetter conditions, setting the stage for the cooler, more humid months ahead. This trend demonstrates Borkum's distinct climate variations, where humidity tends to mirror seasonal changes, giving both residents and visitors a taste of each time of year.

September Average Humidity in Borkum

This chart illustrates the average monthly humidity levels in Borkum, 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 Borkum

In September, Borkum experiences a moderate UV Index of 5, making it essential for sun-seekers to be mindful of their exposure. With a recommended burn time of 30 minutes, it's a great time to enjoy the outdoors while still taking precautions against the sun's rays. This month marks a slight decrease from the high indices of July and August, which both peaked at 7, indicating the transition into autumn. As temperatures begin to cool and daylight shortens, the UV levels drop, showcasing a consistent downward trend from the summer's peak sun exposure. For accurate and detailed information throughout the year, you can check the Borkum UV Index.

Maximum UV Index Levels in Borkum for September

The chart shows the monthly maximum UV Index (UVI) for Borkum 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: Borkum 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 Borkum

September in Borkum, Germany, invites a golden embrace of sunshine, with an impressive 316 hours of radiant light gracing the skies. As summer gracefully transitions into autumn, this month retains a significant portion of sunlight, although it marks a gentle decline from the spirited heights of 416 hours found in July. The sun-kissed days of September are a delightful continuation of the vibrant summer months, comfortably surpassing the lower totals of the earlier year. Notably, as the year progresses, each month gradually yields to shorter days, but September's luminosity showcases a beautiful balance—perfect for leisurely strolls along the beach or basking in the warmth of a late summer sun.

Monthly Sunshine Duration in Borkum: September Highlighted

The September sunshine duration represents the total number of hours Borkum 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.
JanFebMarAprMayJunJulAugSepOctNovDec99h194h281h356h411h406h416h395h316h245h180h132h
Data source: Borkum September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Borkum During September

In September, Borkum, Germany, sees a 32% chance of sunny weather, slightly higher than the summer months of July and August, which hover around 33% and 35% respectively. This marks a gradual decline from the 44% of April, but reflects a consistent trend of moderate sunshine as summer transitions into autumn. While September lacks the bright peaks of earlier months, it retains a fair share of sun, making it an appealing time for outdoor activities before the cooler days set in. Overall, those looking to enjoy the late-summer warmth in Borkum can look forward to a pleasantly sunny September, though they should be prepared for an increasing chance of overcast skies as the month progresses.

Percentage of Sunny Days in September in Borkum

The chart illustrates the percentage of sunny days in Borkum 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 Borkum experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%24%37%44%31%39%33%35%32%28%19%22%
Data source: Borkum September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Borkum in September

As September unfolds in Borkum, Germany, the days begin to shift noticeably, with daylight lasting around 12 hours. Following the vibrant summer months of July and August, which bask in a generous 16 hours of daylight, September marks a gentle transition into autumn. The daylight gradually decreases, echoing the patterns of previous months as the sun's presence becomes less pronounced. This month sets the stage for the coming fall, where daylight will continue to recede, reflecting an annual cycle that shows the gradual waning of summer brightness. With each passing day, the landscape transforms, inviting an appreciation for both the lingering warmth and the crisp beginnings of autumn.

Average Daylight Hours in Borkum for September

The chart illustrates the variation in daylight duration in Borkum throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 5m9h 48m11h 54m14h 3m15h 56m16h 56m16h 24m14h 42m12h 37m10h 30m8h 34m7h 32m
Data source: Borkum daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Borkum

As September arrives in Borkum, Germany, the winds begin to soften, with an average speed of 5.1 m/s (11 mph), marking a noticeable drop from the gustier summer months. Following the bustling winds of August, where speeds reached 6.2 m/s (14 mph), September ushers in a calmer atmosphere, inviting more leisurely beach strolls and reflective moments by the sea. This gentle breeze is part of a broader trend where wind speeds gradually decrease from the peak summer months before picking up again in October, when they soar to 7.3 m/s (16 mph). As the summer warmth transitions into autumn, the September winds herald a tranquil shift, making it the perfect time for visitors to enjoy the serene coastal charm of Borkum.

Average September Wind Speed in Borkum

The chart displays monthly wind speed patterns in Borkum, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.36.66.36.55.94.65.26.25.1 m/s7.36.36.4
Data source: Borkum September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Borkum Compares to Other Months

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

September and January showcase a striking contrast in weather conditions. September enjoys milder temperatures, with an average of 16°C (61°F) and a maximum of 26°C (78°F), alongside relatively high humidity levels at 83%. It experiences about 95 mm (3.7 in) of precipitation over approximately 13 days. In contrast, January is characterized by much colder temperatures, averaging just 5°C (40°F) and peaking at 11°C (52°F), with a minimum of -4°C (25°F). The month sees slightly less precipitation at 80 mm (3.2 in) spread over about 14 days, and humidity rises to 88%. For those interested in specifics, more details can be found in this link: Borkum weather in January.

In comparing the weather between September and February, a stark contrast emerges. September boasts a mild temperature range with average highs of 26°C (78°F) and lows of 10°C (51°F), while February sees a much chillier climate, where temperatures typically range from a maximum of 12°C (54°F) to a minimum of -7°C (20°F). Precipitation is slightly higher in September, with 95 mm (3.7 in) over 13 days, compared to February's 73 mm (2.9 in) across 12 days. Additionally, September experiences higher humidity at 83%, while February's humidity is slightly elevated at 88%. For more detailed insights on February weather, you can check Borkum weather in February.

In comparing September and March weather, we see distinct differences in temperature and conditions. September enjoys a milder average temperature of 16°C (61°F), with maximums reaching up to 26°C (78°F), while March is considerably cooler, averaging only 6°C (42°F) and peaking at 14°C (57°F). Precipitation also varies slightly, with September receiving 95 mm (3.7 in) over 13 days, compared to March's 78 mm (3.1 in) during the same number of days. Both months exhibit high humidity levels, though March has a slightly higher average at 86%, compared to September's 83%. For more insights on March weather, you can check Borkum weather in March.

In comparing the weather of September and April, a clear distinction emerges between the two months. September boasts a warmer climate with average temperatures around 16°C (61°F) and maximums reaching up to 26°C (78°F), while April experiences much cooler conditions with an average of just 8°C (47°F) and maximums at 20°C (68°F). Additionally, September sees higher precipitation levels, with 95 mm (3.7 in) spread over 13 days, compared to April's 48 mm (1.9 in) over 10 days. Humidity levels are relatively close, with September at 83% and April slightly higher at 84%. For more insights on April weather in a specific location, visit Borkum weather in April.

When comparing the weather of September and May, one can observe notable differences in both temperature and precipitation. September boasts a higher average temperature of 16°C (61°F) compared to May's cooler average of 12°C (54°F), with September also reaching maximum highs of 26°C (78°F) versus May's 23°C (74°F). In terms of precipitation, September is wetter with 95 mm (3.7 in) over 13 days, while May experiences less with 68 mm (2.7 in) across 12 days. Humidity levels are also similar, with September at 83% and May slightly lower at 80%. For a more detailed look at the weather in May, you can visit Borkum weather in May.

September weather features slightly warmer temperatures compared to June, with a minimum of 10°C (51°F) and a maximum of 26°C (78°F). In contrast, June has a similar minimum temperature of 9°C (49°F) but can reach a peak of 31°C (88°F). While both months experience similar average temperatures around 16°C (61°F-62°F), September is characterized by higher humidity at 83% compared to June's 75%. Additionally, September has more precipitation, totaling 95 mm (3.7 in) over 13 days, whereas June sees 82 mm (3.2 in) over 11 days. For more information on June weather, please visit Borkum weather in June.

When comparing the weather in September to that of July, notable differences emerge in temperature, precipitation, and humidity levels. In September, the temperature ranges from a minimum of 10°C (51°F) to a maximum of 26°C (78°F), with an average of 16°C (61°F). In contrast, July is slightly warmer, with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 28°C (83°F), and an average of 18°C (64°F).

Precipitation is also a factor, with September receiving 95 mm (3.7 in) over 13 days, while July experiences a bit more, with 107 mm (4.2 in) across 15 days. Additionally, September is characterized by higher humidity levels at 83%, compared to July's 75%. For more detailed information about Borkum's specific weather during July, visit Borkum weather in July.

In comparing the weather of September to that of August, we notice some notable differences. September offers slightly cooler temperatures, with an average of 16°C (61°F) compared to August's 18°C (65°F). The maximum temperature in September reaches 26°C (78°F), which is just a degree lower than August's peak of 27°C (81°F). However, September experiences more precipitation, with 95 mm (3.7 in) over 13 rainy days, while August sees higher total precipitation of 118 mm (4.6 in) across 17 days. Additionally, September's humidity is higher at 83%, compared to August's 75%. For a more detailed look at August's weather, you can visit Borkum weather in August.

As September transitions into October, the weather experiences a notable shift. In September, temperatures range from a minimum of 10°C (51°F) to a maximum of 26°C (78°F), with an average of 16°C (61°F), while October sees cooler temperatures, dipping to a minimum of 5°C (41°F) and an average of 13°C (55°F), peaking at 21°C (70°F). The drop in temperature is accompanied by an increase in precipitation; September receives 95 mm (3.7 in) over 13 days, whereas October has 126 mm (5.0 in) over 18 days, contributing to a slightly higher humidity level of 86%. For more detailed information, check out Borkum weather in October.

September and November weather exhibit noticeable differences in temperature and precipitation patterns. In September, temperatures range from a low of 10°C (51°F) to a high of 26°C (78°F), with an average of 16°C (61°F). The month typically experiences about 95 mm (3.7 in) of precipitation over 13 days, accompanied by a humidity level of 83%. In contrast, November sees much cooler temperatures, with a minimum of 1°C (35°F), an average of 8°C (47°F), and a maximum of 17°C (62°F). While the total precipitation is slightly less at 78 mm (3.1 in), it is spread over 16 days, resulting in higher humidity at 87%. For more information, you can read about Borkum weather in November.

In September, the weather is notably milder with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 26°C (78°F), making it a pleasant month for outdoor activities. The average temperature hovers around 16°C (61°F), and while there is some rainfall, with 95 mm (3.7 in) spread over 13 days, the humidity remains relatively comfortable at 83%. In contrast, December brings a significant drop in temperatures, with highs only reaching 11°C (51°F) and lows plummeting to -3°C (27°F), resulting in an average of just 6°C (42°F). Precipitation increases slightly to 101 mm (4.0 in) over 18 days, and the humidity rises to 86%, contributing to a colder, more damp atmosphere. For those interested in the specifics of December weather, you can find more information here: Borkum weather in December.

Compare Borkum's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Borkum

As September arrives in Borkum, the weather begins to transition, bringing a unique charm to the island. With average temperatures hovering around a mild 16°C (61°F), the warmth from summer lingers, but cool breezes hint at the upcoming autumn. While the climate remains relatively humid at 83%, the precipitation sees a slight uptick with about 13 days of rain, contributing to the lush landscapes that define the island. This blend of mild temperatures and increased rainfall sets September apart from the drier, warmer months of July and August, making it a beautiful time for nature lovers and those seeking a peaceful retreat. For a deeper insight into the weather patterns, explore Borkum Climate.