September Weather in Herrsching am Ammersee, Germany

Last updated: February 26, 2025

Experience the captivating September weather in Herrsching am Ammersee, Germany, where the month showcases a remarkable temperature range with a maximum of 28°C (83°F), an average of 14°C (58°F), and a minimum dip to 2°C (37°F). As autumn approaches, the area receives 94 mm (3.7 in) of precipitation over 12 days, contributing to the picturesque scenery. Expect a humid atmosphere with humidity levels around 83%, which enhances the refreshing, crisp air for all outdoor activities. Whether you’re enjoying lakeside strolls or exploring local attractions, September in Herrsching promises a delightful blend of warmth and refreshing breezes.

September Temperature in Herrsching am Ammersee

In September, Herrsching am Ammersee enjoys a gradual transition to cooler temperatures, marking the shift from summer's warmth. Daily highs reach a pleasant 28°C (83°F), providing ample opportunities for outdoor activities and lakeside leisure. However, the nights begin to cool down, with lows dropping to around 2°C (37°F). The average temperature settles at a comfortable 14°C (58°F), allowing visitors to savor the beauty of autumn without the chill that will soon set in. As the month progresses, the warmth of late summer lingers just enough, inviting locals and tourists alike to relish the last rays of sunshine before winter approaches.

September Weather in Herrsching am Ammersee: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Herrsching am Ammersee, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec333741495565666658504136
Data source: Temperature data for Herrsching am Ammersee 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 Herrsching am Ammersee

In September, Herrsching am Ammersee experiences a notable dip in precipitation compared to the summer months, with a total of 94 mm (3.7 in) of rain spread across 12 days. While this marks a decrease from the wetter conditions seen in May through August, when rainfall often exceeded 120 mm, September still contributes to a significant accumulation as the region transitions into autumn. The rainfall is more moderate, allowing for crisp, refreshing weather that accentuates the stunning landscapes around the Ammersee. As the month progresses, the shifting climate hints at the cooler and drier conditions that await in October and November, making September a unique juncture—balancing the tail end of summer’s lushness with the onset of fall’s serenity.

September Precipitation Trends in Herrsching am Ammersee

The chart displays monthly precipitation patterns in Herrsching am Ammersee, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7773695313512112513394845493
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Herrsching am Ammersee

September in Herrsching am Ammersee brings a pleasant transition as humidity levels settle at 83%. This is a slight uptick from the summer months, with August ending at 80%. As the seasons shift, humidity tends to rise, foreshadowing the wetter months ahead in October, which sees a significant increase to 90%. The overall trend reveals a gradual decline in humidity from January’s peak of 93% down to the summer’s dip, before creeping back up as autumn approaches. This fluctuation not only defines the region's climate but also enhances the rich tapestry of experiences that come with each season.

September Average Humidity in Herrsching am Ammersee

This chart illustrates the average monthly humidity levels in Herrsching am Ammersee, 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.
JanFebMarAprMayJunJulAugSepOctNovDec93%89%86%83%78%79%82%80%83%90%89%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Herrsching am Ammersee

In Herrsching am Ammersee, September marks a transition as the UV Index drops to 6, placing it in the high exposure category. This means you should be mindful of sun exposure, with a burn time of 25 minutes—a noticeable decline compared to the summer peak months of June and July, where the UV Index reached a maximum of 9. As the warm season wanes, sunlight becomes less intense, but it's essential to remain vigilant. Early autumn offers pleasant days, yet it's crucial to protect your skin from harmful UV rays. For detailed insights and trends, check out the complete Herrsching am Ammersee UV Index.

Maximum UV Index Levels in Herrsching am Ammersee for September

The chart shows the monthly maximum UV Index (UVI) for Herrsching am Ammersee 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.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Herrsching am Ammersee 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 Herrsching am Ammersee

As summer gracefully transitions to autumn, September in Herrsching am Ammersee offers a delightful blend of warmth and sunshine, boasting approximately 306 hours of daylight. Following the sun-drenched peak of July, which recorded an impressive 410 hours, September provides a comfortable moderation in sunlight, perfect for outdoor activities by the lake. While the hours gradually decline into October, the month still retains a generous share of sunshine compared to the chillier months ahead, such as November's 217 hours. This gradual waning of light serves as a reminder of the fleeting summer days while inviting residents and visitors alike to savor the beauty of the changing season in this picturesque German town.

Monthly Sunshine Duration in Herrsching am Ammersee: September Highlighted

The September sunshine duration represents the total number of hours Herrsching am Ammersee 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.
JanFebMarAprMayJunJulAugSepOctNovDec153h226h291h344h358h384h410h370h306h268h217h175h
Data source: Herrsching am Ammersee September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Herrsching am Ammersee During September

September in Herrsching am Ammersee marks a noticeable shift towards more favorable sunny weather, with a 46% chance of sunshine—the highest since spring. This trend creates a perfect opportunity to enjoy the lovely lakeside scenery as summer transitions into autumn. Compared to the preceding months of June, July, and August, which hover around 33-34%, September's sunniness offers a refreshing respite. As the days grow shorter and the air begins to crisp, take advantage of this increased likelihood of sunshine to soak in the beautiful surroundings before the colder months set in.

Percentage of Sunny Days in September in Herrsching am Ammersee

The chart illustrates the percentage of sunny days in Herrsching am Ammersee 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 Herrsching am Ammersee experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%40%42%43%31%36%33%34%46%34%26%22%
Data source: Herrsching am Ammersee September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Herrsching am Ammersee in September

As summer fades, September in Herrsching am Ammersee, Germany, welcomes a gentle decline in daylight, offering around 12 hours of sunlight. This shift marks a transition from the mesmerizing brightness of summer months, where June, July, and August boast up to 15 hours of daylight, to the shorter days of autumn. Notably, September bridges the gap between the warm vibrancy of summer and the chill of winter, providing a beautiful balance before the daylight dips further into 10 hours in October. Overall, the gradual ebb of daylight throughout the year reveals a rhythmic cycle, with each month contributing uniquely to the tapestry of seasonal change.

Average Daylight Hours in Herrsching am Ammersee for September

The chart illustrates the variation in daylight duration in Herrsching am Ammersee throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 51m10h 13m11h 55m13h 40m15h 10m15h 57m15h 32m14h 12m12h 31m10h 47m9h 14m8h 26m
Data source: Herrsching am Ammersee daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Herrsching am Ammersee

As autumn approaches in Herrsching am Ammersee, September brings with it a noticeable dip in wind speed, averaging just 1.9 m/s (4 mph). This marks a significant decrease compared to the breezier months of May and January, which both enjoy higher averages of 3.2 m/s (7 mph). The trend reveals a steady decline in wind activity throughout the summer, with September registering the lowest speeds of the year. The calmness of this month often invites leisurely strolls by the lake, where the gentle breeze becomes a soft whisper of the shifting seasons. As summer's energy wanes, Herrsching transitions gracefully into the cooler, quieter days of autumn.

Average September Wind Speed in Herrsching am Ammersee

The chart displays monthly wind speed patterns in Herrsching am Ammersee, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.22.62.92.53.22.22.22.41.9 m/s2.32.32.8
Data source: Herrsching am Ammersee September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Herrsching am Ammersee Compares to Other Months

The weather in Herrsching am Ammersee 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 Herrsching am Ammersee and find detailed weather information for every month.

September and January present starkly contrasting weather conditions. In September, temperatures range from a mild 2°C (37°F) at night to a warm 28°C (83°F) during the day, averaging around 14°C (58°F). The month experiences moderate rainfall of 94 mm (3.7 in) over 12 days, with a humidity level of 83%, creating a warm and slightly humid atmosphere.

In contrast, January is characterized by much colder temperatures, with nighttime lows plummeting to -21°C (-6°F) and daytime highs reaching only 15°C (59°F), resulting in a frigid average of 1°C (33°F). Precipitation is slightly lower at 77 mm (3.0 in) over 11 days, but the humidity is notably higher at 93%, contributing to a biting chill. For more details about January weather in this region, check out Herrsching am Ammersee weather in January.

In comparing the weather of September and February, we see a significant contrast in temperatures and overall climate. September offers a much warmer range, with average temperatures around 14°C (58°F) and highs reaching up to 28°C (83°F), while February experiences much colder conditions, averaging just 3°C (37°F) and dipping as low as -17°C (2°F). Additionally, September sees more rainfall at 94 mm (3.7 in) over 12 days, whereas February has slightly less precipitation at 73 mm (2.9 in) but still distributes this across the same number of days. Humidity levels are quite high in both months, with February slightly surpassing September at 89% compared to 83%. For a deeper dive into the February weather specifics, you can check out Herrsching am Ammersee weather in February.

In September, the weather is generally warmer with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 28°C (83°F) and an average of 14°C (58°F). The month receives about 94 mm (3.7 in) of precipitation over approximately 12 days, coupled with a high humidity level of 83%. In contrast, March presents a chillier climate, with temperatures ranging from a minimum of -13°C (9°F) to a maximum of 21°C (69°F) and an average of 5°C (42°F). March also experiences 69 mm (2.7 in) of precipitation, albeit over 14 days, and slightly higher humidity at 86%. For more detailed information on the weather specifics for March, you can refer to Herrsching am Ammersee weather in March.

When comparing the weather in September and April, we see notable differences in temperature and precipitation. In September, temperatures range from a minimum of 2°C (37°F) to a maximum of 28°C (83°F), with an average of 14°C (58°F). This month experiences higher precipitation, totaling 94 mm (3.7 in) over 12 days. In contrast, April is cooler, with temperatures fluctuating between a minimum of -4°C (24°F) and a maximum of 26°C (79°F), averaging 9°C (49°F). Precipitation in April is also lower, at 53 mm (2.1 in) over just 10 days, yet the humidity remains consistent at 83%. For more details on the weather during this month, you can visit Herrsching am Ammersee weather in April.

In comparing the weather between September and May, we observe some noteworthy differences. September generally enjoys milder temperatures, with minimums around 2°C (37°F) and maximums reaching up to 28°C (83°F), resulting in an average of 14°C (58°F). In contrast, May starts off cooler, with minimum temperatures dipping to -1°C (31°F) and maximums peaking at 31°C (87°F), averaging at 13°C (55°F). Precipitation levels are also higher in May, totaling 134 mm (5.3 in) over 18 days, compared to September's 94 mm (3.7 in) over 12 days. While humidity is slightly higher in September at 83%, May's humidity stands at a comfortable 78%. For a deeper look into the weather specifics in May, you can explore this link: Herrsching am Ammersee weather in May.

In comparing the weather of September and June, September features a wider temperature range, showcasing a minimum of 2°C (37°F) and a maximum of 28°C (83°F), with an average temperature of 14°C (58°F). In contrast, June tends to be warmer, with minimum temperatures around 5°C (41°F), an average of 18°C (65°F), and a peak of 33°C (92°F). While September receives about 94 mm (3.7 in) of precipitation over 12 days, June experiences slightly higher rainfall, totaling 121 mm (4.8 in) across 15 days. Additionally, September has a higher humidity level at 83%, compared to June's 79%. For a deeper look into June's conditions, check out Herrsching am Ammersee weather in June.

When comparing the weather in September to that of July, a notable variation in temperature can be observed. September exhibits a wider temperature range with a minimum of 2°C (37°F) and a maximum of 28°C (83°F), resulting in an average of 14°C (58°F). In contrast, July enjoys warmer conditions, with a minimum of 9°C (48°F) and a maximum of 33°C (92°F), yielding an average of 19°C (66°F).

Precipitation levels also differ, with September receiving 94 mm (3.7 in) across 12 days compared to July's 125 mm (4.9 in) over 14 days. Humidity remains fairly consistent between the two months, with September at 83% and July slightly lower at 82%. Overall, September’s weather tends to be cooler and less humid than July, making it an ideal time for those who prefer milder conditions. For more detailed insights, you can check out Herrsching am Ammersee weather in July.

In comparing the weather between September and August, September experiences a notable drop in temperature, with a minimum of 2°C (37°F) and an average of 14°C (58°F), compared to August's minimum of 9°C (49°F) and average of 19°C (66°F). The maximum temperatures also reflect this cooling trend, peaking at 28°C (83°F) in September, significantly lower than August’s maximum of 33°C (92°F). Additionally, September sees slightly less precipitation at 94 mm (3.7 in) over 12 days, while August has 133 mm (5.2 in) over 15 days. Humidity remains relatively similar, with September at 83% and August at 80%. For a more detailed look into August weather, visit Herrsching am Ammersee weather in August.

In September, the weather demonstrates a broader range of temperatures, with minimums around 2°C (37°F) and maximums reaching up to 28°C (83°F), averaging at 14°C (58°F). Humidity stands at 83%, and the month experiences a total of 94 mm (3.7 in) of precipitation over 12 days. In contrast, October sees a drop in temperatures, with lows around -1°C (31°F) and highs peaking at 24°C (75°F), resulting in an average of 10°C (51°F). Despite a slight decrease in precipitation to 84 mm (3.3 in) over the same number of rainy days, the humidity rises to 90%. For a more detailed look at weather trends in October, visit Herrsching am Ammersee weather in October.

September and November exhibit marked differences in weather conditions. September features a wide temperature range with minimums around 2°C (37°F) and maximums peaking at 28°C (83°F), offering an average of 14°C (58°F). In contrast, November sees colder temperatures, dropping to a minimum of -3°C (27°F) and averaging just 5°C (41°F), with maximum highs of 19°C (67°F). Interestingly, September is characterized by higher precipitation levels, totaling 94 mm (3.7 in) over 12 days, whereas November experiences less rain, at 54 mm (2.1 in) over 9 days. Humidity remains relatively high in both months, with November slightly higher at 89%, compared to September's 83%. For a detailed look at November conditions, you can visit Herrsching am Ammersee weather in November.

In September, the weather is generally milder, with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 28°C (83°F) and an average of 14°C (58°F). The precipitation is moderate at 94 mm (3.7 in), spanning over 12 days, and humidity levels are relatively high at 83%.

In contrast, December brings cooler conditions, with temperatures dropping to a minimum of -6°C (22°F) and peaking at 13°C (56°F), resulting in an average temperature of just 2°C (36°F). Despite a similar total rainfall of 93 mm (3.7 in), December experiences slightly more precipitation days at 16, along with higher humidity levels of 90%. For more details on December weather, you can check out Herrsching am Ammersee weather in December.

Compare Herrsching am Ammersee's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Herrsching am Ammersee

As September arrives in Herrsching am Ammersee, it marks a transition from the warm summer months to the cooler days of fall. While temperatures can still peak at a pleasant 28°C, the overall vibe shifts with an average of 14°C and instances where the mercury dips to a brisk 2°C. This month typically experiences more frequent rain, with around 12 days bringing a total of 94 mm of precipitation, contributing to the 83% humidity that blankets the area. Compared to the sun-drenched days of summer, September invites a more dynamic weather experience, perfect for enjoying the natural beauty of the region. For a deeper dive into the climate trends, visit Herrsching am Ammersee Climate.