September Weather in Seiffen, Germany

Last updated: February 26, 2025

In Seiffen, Germany, the weather in September showcases a delightful transition into autumn, with maximum temperatures reaching 28°C (83°F) and an average of 13°C (56°F). However, as crisp air settles in, minimum temperatures can dip to 0°C (32°F). This month experiences 73 mm (2.9 in) of precipitation over approximately 12 days, contributing to a humidity level of 81%. Visitors can expect a mix of warm days ideal for exploring the picturesque town and cooler, wetter periods that add a refreshing ambiance to the stunning landscapes.

September Temperature in Seiffen

In September, Seiffen, Germany, transitions into the embrace of autumn, with temperatures reflecting a warm yet gentle shift. The month greets visitors with minimums around 0°C (32°F), while daytime averages reach a mild 13°C (56°F), allowing for comfortable exploration of the charming landscapes. As the sun warms the days, maximum temperatures can climb to a pleasant 28°C (83°F), hinting at the lingering warmth of summer. This gradual cooling marks a significant change from the sweltering highs of July and August, establishing a more temperate climate perfect for enjoying the stunning fall foliage that this picturesque region has to offer.

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

The chart illustrates September temperature patterns in Seiffen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec303338455363636456483934
Data source: Temperature data for Seiffen 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 Seiffen

September in Seiffen, Germany, brings a moderate precipitation total of 73 mm (2.9 in), consistent with the month’s average rainfall. Over 12 days of precipitation, the weather mirrors the previous months, particularly August, which saw a significant spike at 117 mm (4.6 in). This steady rainfall pattern indicates the transition into autumn, as September typically balances summer's warmth with increasing rainfall. With similar totals expected in October, it's clear that the region experiences a reliable rhythm of rainfall, helping maintain the lush landscapes that define this charming German town.

September Precipitation Trends in Seiffen

The chart displays monthly precipitation patterns in Seiffen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7159654688818411773734374
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Seiffen

In September, humidity in Seiffen, Germany, settles at around 81%, reflecting a subtle but noticeable rise as summer transitions into autumn. This month shows a slight increase from the drier summer months of July and August, which recorded humidity levels of 74% and 76%, respectively. Following the typical seasonal trend, September's humidity is higher than in May, when it dipped to a comfortable 71%. As the year progresses, humidity begins to climb again, peaking in the colder months of November and December, where it reaches up to 88% and 92%. Overall, September marks a pivotal point where the refreshing breezes of late summer begin to give way to the dampness characteristic of autumn in Seiffen.

September Average Humidity in Seiffen

This chart illustrates the average monthly humidity levels in Seiffen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%87%81%71%75%74%76%81%85%88%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Seiffen

As summer transitions into autumn, September in Seiffen witnesses a notable shift in the UV Index, peaking at 6, which falls into the high exposure category. With a burn time of approximately 25 minutes, residents and visitors alike should remain vigilant against sun exposure, reminiscent of the slightly higher levels seen in preceding months. While this marks a decrease from the very high indices of June and July, it still underscores the need for caution, particularly during midday. As the sun's intensity begins to wane, it's essential to stay informed about changing UV conditions. For detailed UV forecasts, visit Seiffen UV Index.

Maximum UV Index Levels in Seiffen for September

The chart shows the monthly maximum UV Index (UVI) for Seiffen 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.
JanFebMarAprMayJunJulAugSepOctNovDec224678876421
Data source: Seiffen 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 Seiffen

September in Seiffen, Germany, experiences a delightful transition into autumn, boasting 315 hours of sunshine. This marks a gentle decline from the summer peak of July, which enjoys the most radiant embrace at 419 hours. As the year progresses, the sun begins to wane, yet September still offers a vibrant farewell to those long, sunlit days. This month is characterized by a rich tapestry of colors as leaves change, making it a picturesque time to soak up the sun before the cooler, grayer months of October and November set in. Overall, September balances warm light with the promise of cooler days, making it a magical time in Seiffen.

Monthly Sunshine Duration in Seiffen: September Highlighted

The September sunshine duration represents the total number of hours Seiffen 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.
JanFebMarAprMayJunJulAugSepOctNovDec112h199h275h339h386h403h419h381h315h256h182h136h
Data source: Seiffen September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Seiffen During September

As summer transitions into autumn, Seiffen, Germany, experiences a notable upswing in the likelihood of sunny weather in September, with a 36% chance of sunshine. This figure stands out as one of the higher probabilities throughout the year, mirroring the sunny disposition typically enjoyed in March. Interestingly, while the sunniest months of the year tend to be in late spring and early summer, September maintains a competitive edge, aligning its chances with those of October. This trend underscores a gradual shift towards clearer skies as daylight begins to soften, setting a delightful backdrop for early autumn activities in this charming town.

Percentage of Sunny Days in September in Seiffen

The chart illustrates the percentage of sunny days in Seiffen 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 Seiffen experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec13%25%36%30%26%29%29%26%36%34%14%11%
Data source: Seiffen September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Seiffen in September

As September arrives in Seiffen, Germany, the summer daylight retreat begins, offering about 12 hours of sunshine a day. This marks a steady decline from the vibrant 16 hours in June, reflecting nature's gradual transition towards autumn. The month serves as a bridge, providing a comfortable balance between the extended daylight of summer and the shorter days of fall. As daylight tapers off, the cozy atmosphere of early autumn sets in, inviting residents and visitors alike to enjoy the changing scenery and the rich colors that accompany this seasonal shift.

Average Daylight Hours in Seiffen for September

The chart illustrates the variation in daylight duration in Seiffen throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 30m10h 1m11h 55m13h 51m15h 31m16h 24m15h 56m14h 26m12h 34m10h 39m8h 56m8h 1m
Data source: Seiffen daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Seiffen

As September unfolds in Seiffen, Germany, the wind whispers at an average speed of 2.4 m/s (5 mph), marking the season's gentle transition. This subtle breeze is a slight dip from the summer months, where winds were more prominent, peaking in May at 3.5 m/s (8 mph). Interestingly, September shares a consistent calmness with July and August, both hovering around the 2.4 to 2.6 m/s range. This trend of decreasing wind speeds leading into autumn creates a cozy atmosphere, inviting locals and visitors alike to enjoy the serene beauty of the landscape as it prepares for cooler days ahead.

Average September Wind Speed in Seiffen

The chart displays monthly wind speed patterns in Seiffen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.12.83.13.33.52.32.42.62.4 m/s3.12.93.2
Data source: Seiffen September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Seiffen Compares to Other Months

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

In September, temperatures range from a chilly 0°C (32°F) at night to a warm 28°C (83°F) during the day, with an average of 13°C (56°F). The month sees about 73 mm (2.9 in) of precipitation over 12 days, accompanied by a humidity level of 81%. In contrast, January is significantly colder, with temperatures dipping as low as -19°C (-2°F) and reaching a maximum of 12°C (54°F), averaging -1°C (31°F). While precipitation is slightly lower at 71 mm (2.8 in) over 14 days, the humidity is higher at 90%. To learn more about January weather specifics, you can visit Seiffen weather in January.

September and February present strikingly contrasting weather conditions. In September, temperatures range from a chilly 0°C (32°F) at night to a warm 28°C (83°F) during the day, with an average of 13°C (56°F). This month experiences about 73 mm (2.9 in) of precipitation over approximately 12 days, accompanied by a relatively high humidity of 81%. In contrast, February is much colder, with temperatures dipping to a minimum of -17°C (1°F) and peaking at 17°C (62°F), averaging around 0°C (33°F). Despite slightly lower precipitation of 59 mm (2.3 in) across about 11 days, February's humidity is even higher at 89%. For more detailed insights on February weather in Seiffen, you can visit Seiffen weather in February.

In comparing the weather between September and March, we observe notable differences. September boasts warmer temperatures, with a minimum of 0°C (32°F) and an average of 13°C (56°F), reaching a maximum of 28°C (83°F). This month experiences around 73 mm (2.9 in) of precipitation over about 12 days and an average humidity of 81%.

Conversely, March presents a cooler climate, with temperatures dropping to a minimum of -16°C (4°F) and an average of 3°C (38°F), while the maximum reaches only 20°C (68°F). Despite slightly less precipitation at 65 mm (2.6 in), it occurs over a longer duration of about 15 days, accompanied by higher humidity at 87%. For a detailed look at March conditions, you can check out Seiffen weather in March.

September and April present distinct weather patterns, reflecting the transition between summer and autumn in September, and the early signs of spring in April. September showcases a broader temperature range, with averages reaching up to 13°C (56°F) and highs peaking at 28°C (83°F), while April remains cooler, averaging 7°C (45°F) and maxing out at 25°C (77°F). Precipitation is more abundant in September, totaling 73 mm (2.9 in) over roughly 12 days, compared to 46 mm (1.8 in) across 11 days in April. Interestingly, both months share a humidity level of 81%, contributing to a potentially damp feel. For a deeper look into the specific climate details, check out Seiffen weather in April.

In comparing the weather of September and May, we observe that both months can experience a maximum temperature of 28°C (83°F), yet they present distinct differences in overall climate. September boasts a milder average temperature of 13°C (56°F), while May has a slightly cooler average at 12°C (53°F). Additionally, September experiences less precipitation, recording 73 mm (2.9 inches) over 12 days compared to May's 88 mm (3.5 inches) over 14 days. Notably, September's humidity is higher at 81%, while May remains a bit less humid at 71%. For a more detailed look at May's weather, you can refer to Seiffen weather in May.

September and June exhibit distinct climatic characteristics, shaping the ambiance of each month. In September, temperatures tend to be milder, with a minimum of 0°C (32°F) and an average of 13°C (56°F), whereas June starts off warmer, featuring a minimum of 2°C (36°F) and an average of 17°C (63°F). The maximum temperatures in June also reach higher, peaking at 33°C (92°F) compared to September's 28°C (83°F). Precipitation levels are similar in both months, with September receiving about 73 mm (2.9 in) over 12 days and June seeing slightly more at 81 mm (3.2 in) across 13 days. Additionally, September's humidity is notably higher at 81%, while June's humidity sits at 75%. For more insights into June weather patterns, you can visit Seiffen weather in June.

In July, the weather tends to be warmer, with average temperatures ranging from a minimum of 6°C (43°F) to a maximum of 34°C (94°F), while September experiences cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 28°C (83°F). July also boasts a higher average temperature of 17°C (64°F) compared to September's average of 13°C (56°F). Although both months have a similar amount of precipitation, with July receiving 84 mm (3.3 in) over 14 days and September receiving 73 mm (2.9 in) over 12 days, July's humidity is slightly lower at 74%, compared to September's 81%. For more detailed insights into July weather patterns, visit Seiffen weather in July.

When comparing the weather in September and August, September tends to be cooler, with average temperatures ranging from a minimum of 0°C (32°F) to a maximum of 28°C (83°F), while August sees higher averages, with temperatures between 5°C (42°F) and 32°C (90°F). Precipitation is more frequent in August, accumulating to 117 mm (4.6 in) over 14 days, compared to September's 73 mm (2.9 in) over 12 days. Additionally, September experiences slightly higher humidity at 81%, compared to August's 76%. For a detailed look at weather trends, you can visit Seiffen weather in August.

September and October present a noticeable transition in weather patterns. In September, temperatures range from a minimum of 0°C (32°F) to a maximum of 28°C (83°F), with an average of 13°C (56°F). The month sees a relatively high humidity level of 81% and experiences 12 days of rain, totaling 73 mm (2.9 in) of precipitation. Conversely, October brings cooler temperatures, with a minimum of -3°C (27°F) and a maximum of 22°C (72°F), resulting in an average temperature of 9°C (49°F). Despite maintaining the same precipitation levels and number of rainy days as September, October experiences slightly higher humidity at 85%. For more detailed insights, check the Seiffen weather in October.

September weather is characterized by a warmer range of temperatures, with minimums around 0°C (32°F) and maximums reaching up to 28°C (83°F). The average temperature sits at a comfortable 13°C (56°F), and while it has 73 mm (2.9 in) of precipitation over approximately 12 days, humidity levels remain relatively high at 81%.

In contrast, November brings a significant drop in temperature, with minimums plummeting to -7°C (20°F) and maximums capping at 17°C (62°F), averaging just 4°C (39°F). Despite a decrease in precipitation to 43 mm (1.7 in) over 11 days, humidity increases slightly to 88%. This shift makes November feel much colder and less inviting than September. For more details on November's weather, you can check Seiffen weather in November.

In September, the weather is relatively mild, with temperatures ranging from a chilly 0°C (32°F) at night to a warm 28°C (83°F) during the day, averaging around 13°C (56°F). The month experiences 73 mm (2.9 in) of rainfall over about 12 days, with humidity sitting at 81%. In contrast, December brings much colder conditions, with temperatures dipping to a minimum of -13°C (8°F) and averaging only 1°C (34°F), peaking at 11°C (52°F). Despite similar precipitation levels at 74 mm (2.9 in), December sees rainfall spread over 16 days and higher humidity at 92%. For more detailed information on the weather specifics in December, you can check out Seiffen weather in December.

Compare Seiffen's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Seiffen

As the transition from summer to autumn unfolds, September in Seiffen offers a notable shift in weather patterns. With mild temperatures and a higher humidity level, this month is characterized by a mix of warm days and cooler nights, creating a refreshing atmosphere. Although rainfall is moderate, with approximately half of the month experiencing precipitation, it contributes to the lush greenery of the area. This blend of comfort and chill sets September apart from both the warmest summer months and the cooler fall ahead, making it an ideal time for outdoor activities. For more insights into weather patterns throughout the year, visit Seiffen Climate.