September Weather in Bad Wiessee, Germany

Last updated: February 26, 2025

In September, Bad Wiessee, Germany, offers a unique blend of autumnal charm and fluctuating weather. Temperatures range from a comfortable maximum of 26°C (80°F) to crisp 0°C (33°F) at night, with an average temperature around 13°C (56°F). Visitors can expect significant precipitation during the month, totaling 133 mm (5.3 in) over approximately 15 days, contributing to a humidity level of 83%. This dynamic climate, marked by its frequent rainy spells and cooler evenings, creates a picturesque backdrop for outdoor activities amid the stunning alpine scenery.

September Temperature in Bad Wiessee

In September, Bad Wiessee bids farewell to summer with a gentle transition into autumn. The temperatures exhibit a delightful range, with lows around 0°C (33°F) and comforting averages of 13°C (56°F), climbing to a maximum of 26°C (80°F). This month is characterized by mild days and crisp evenings, inviting visitors to relish in the beauty of the changing seasons. As the warm summer days give way to cooler nights, the landscape begins to display vibrant autumn hues, making September an enchanting time to explore this picturesque Bavarian town.

September Weather in Bad Wiessee: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Bad Wiessee, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec303438465362636355483933
Data source: Temperature data for Bad Wiessee 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 Bad Wiessee

September in Bad Wiessee, Germany, brings 133 mm (5.3 in) of precipitation, making it a month of significant rainfall as summer transitions into autumn. With 15 days of rain, the weather can feel quite moody, reminiscent of the dampness that precedes the colorful foliage of fall. This month’s precipitation stands out as a noticeable drop from the peak summer showers of July and August, which averaged over 200 mm. However, it still surpasses the relatively drier months of October and November, suggesting a lingering warmth and moisture in the air. As the days grow shorter and cloudier, September sets the stage for a cozy, picturesque season in this charming town, where the lush landscapes turn vibrant with autumn hues.

September Precipitation Trends in Bad Wiessee

The chart displays monthly precipitation patterns in Bad Wiessee, 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.
JanFebMarAprMayJunJulAugSepOctNovDec10392948719417120418913311572125
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Bad Wiessee

September in Bad Wiessee, Germany, mirrors the transitional nature of early autumn, with humidity levels settling at 83%. This slight increase from August's humidity of 80% reflects a gradual shift as the warm summer months give way to the cooler temperatures of fall. The consistent overall trend shows that the first half of the year experiences higher humidity levels, peaking in January at an impressive 93%. As the year progresses towards winter, humidity climbs again, reaching 90% by October and December. This cyclical pattern highlights Bad Wiessee's tendency for moist air, ensuring the region remains lush and vibrant throughout the seasons.

September Average Humidity in Bad Wiessee

This chart illustrates the average monthly humidity levels in Bad Wiessee, 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 Bad Wiessee

In September, the UV Index in Bad Wiessee, Germany, reflects a noticeable decline from the intense summer months, registering at 6 with a high exposure category. As the days begin to shorten, the burn time extends back to 25 minutes, offering a slight reprieve from the very high indices of July and August that demanded caution with burn times as low as 15 minutes. This transitional month still calls for sun protection, especially during midday sun. As temperatures drop and the sun’s strength wanes, September sets the tone for the upcoming autumn while reminding visitors to stay aware of UV levels. For more detailed insights, visit Bad Wiessee UV Index.

Maximum UV Index Levels in Bad Wiessee for September

The chart shows the monthly maximum UV Index (UVI) for Bad Wiessee 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.
JanFebMarAprMayJunJulAugSepOctNovDec235789986432
Data source: Bad Wiessee 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 Bad Wiessee

September in Bad Wiessee, Germany, offers a delightful transition into autumn with 300 hours of sunshine, marking a notable dip from the sun-drenched summer of July, which boasts a peak of 400 hours. As the season shifts, the weather remains pleasantly warm, allowing residents and visitors to enjoy a blend of late summer activities amidst the crisp early fall air. This month shows a steady decline in hours from the energetic summer months, yet it still provides a generous amount of sunshine, outshining October's 274 hours and November's 218 hours. This trend highlights September's sweet spot—just before the days grow notably shorter—making it a perfect time to savor the beautiful landscapes surrounding Bad Wiessee while basking in the glow of early autumn.

Monthly Sunshine Duration in Bad Wiessee: September Highlighted

The September sunshine duration represents the total number of hours Bad Wiessee 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.
JanFebMarAprMayJunJulAugSepOctNovDec164h230h294h340h344h377h400h358h300h274h218h186h
Data source: Bad Wiessee September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bad Wiessee During September

In Bad Wiessee, September brings an upswing in the likelihood of sunny weather, with a notable 47% chance of sunshine. This marks a significant improvement compared to the summer months, where the probabilities hover around the low 30s. As the season transitions from the sweltering heat of July and August, September showcases a refreshing shift, offering more opportunities for golden rays to shine through. Although the chance of sunshine in September is higher than in many other months of the year, it still maintains a balance with the crisp autumn air, making it an ideal time for outdoor activities. With each passing day, residents and visitors alike can embrace the beauty of nature while enjoying the lift in sunny prospects.

Percentage of Sunny Days in September in Bad Wiessee

The chart illustrates the percentage of sunny days in Bad Wiessee 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 Bad Wiessee experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec17%44%40%41%29%38%33%32%47%37%31%25%
Data source: Bad Wiessee September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bad Wiessee in September

As September arrives in Bad Wiessee, Germany, daylight begins to wane, offering about 12 hours of sunshine each day. This month marks a gentle transition from the abundant light of summer, where June, July, and August bask in an impressive 15 hours of brightness. Following this peak, September signals a shift towards autumn, as days gradually shorten and prepare for the cozy embrace of fall. The trend is evident as daylight reduces further to 10 hours in October, continuing a cycle that sees winter months like January and December averaging around 8 hours. This rhythmic change not only influences daily routines but also invites residents and visitors alike to savor the lingering warmth of early autumn before the cooler days arrive.

Average Daylight Hours in Bad Wiessee for September

The chart illustrates the variation in daylight duration in Bad Wiessee throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 53m10h 14m11h 55m13h 40m15h 9m15h 55m15h 31m14h 11m12h 31m10h 47m9h 15m8h 27m
Data source: Bad Wiessee daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Bad Wiessee

As summer wanes in Bad Wiessee, September brings the gentlest breezes of the year, with an average wind speed dropping to 1.5 m/s (3 mph). This marks a subtle shift from the slightly brisker winds of late spring and early summer, where average speeds hovered between 2.1 m/s and 2.3 m/s. Characterized by its tranquil air, September offers a peaceful respite, reflecting the seasonal transition towards autumn. Typically, wind speeds begin to pick up again in October, signaling the approach of chillier months, but for now, the calmness envelops the picturesque landscape, making it a perfect time for leisurely strolls by the stunning lakeside.

Average September Wind Speed in Bad Wiessee

The chart displays monthly wind speed patterns in Bad Wiessee, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.02.12.12.31.81.71.81.5 m/s1.81.72.0
Data source: Bad Wiessee September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Bad Wiessee Compares to Other Months

The weather in Bad Wiessee 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 Bad Wiessee and find detailed weather information for every month.

The weather in September is characterized by milder temperatures, with a minimum of 0°C (33°F) and an average of 13°C (56°F), reaching a maximum of 26°C (80°F). This month also sees more precipitation, totaling 133 mm (5.3 in) over 15 days, with humidity levels around 83%. In contrast, January experiences colder conditions, with temperatures dropping as low as -26°C (-14°F) and averaging -1°C (30°F), peaking at 11°C (53°F). Precipitation is slightly lower at 103 mm (4.1 in) across 12 days, but humidity rises to a chilly 93%. For more detailed information, you can check out Bad Wiessee weather in January.

September and February in Bad Wiessee present a stark contrast in weather conditions. September typically boasts milder temperatures, with a minimum of 0°C (33°F), an average of 13°C (56°F), and a maximum of 26°C (80°F). This month also sees a fair amount of precipitation, averaging 133 mm (5.3 in) over 15 days, and relatively high humidity at 83%. In contrast, February is marked by much colder temperatures, with a minimum of -23°C (-9°F), an average of 1°C (34°F), and a maximum of 18°C (64°F). While it experiences less precipitation at 91 mm (3.6 in) over 12 days, the humidity remains high at 89%. For more details on February's weather, visit Bad Wiessee weather in February.

In comparing the weather between September and March, there are stark contrasts in temperature and conditions. September boasts milder temperatures, with averages around 13°C (56°F) and highs reaching 26°C (80°F), while March remains chilly, with average temperatures hovering around 4°C (39°F) and lows dipping to -22°C (-7°F). Precipitation in September is relatively high at 133 mm (5.3 in) over 15 days, compared to March's 94 mm (3.7 in) spread across 16 days. Additionally, humidity is slightly higher in March at 86%, compared to September's 83%. For a detailed look at the weather specifics in March, you can check out Bad Wiessee weather in March.

In comparing the weather of September and April, we observe notable differences in temperature and precipitation. September typically boasts a milder climate with average temperatures around 13°C (56°F) and maximums reaching up to 26°C (80°F), while April is cooler, with average temperatures of 8°C (47°F) and a minimum that can drop to -8°C (18°F). Both months experience similar humidity levels at 83%, but September sees a higher precipitation total of 133 mm (5.3 in) over 15 days, compared to April’s 87 mm (3.4 in) over 13 days. For more detailed insights, you can check out Bad Wiessee weather in April.

In comparing the weather between September and May, we notice some distinct differences. September typically experiences a milder average temperature of 13°C (56°F) with daytime highs reaching up to 26°C (80°F), whereas May starts slightly cooler on average at 11°C (53°F) but can peak at a higher maximum of 30°C (85°F). Rainfall is more frequent in May, accumulating to 194 mm (7.7 in) over 21 days, compared to September's 133 mm (5.3 in) over 15 days. Additionally, September boasts higher humidity levels at 83%, while May's humidity rests at a lower 78%. For a deeper look at the weather conditions in May, you can check Bad Wiessee weather in May.

When comparing the weather in September and June, we see distinct differences in temperature and precipitation patterns. September tends to be cooler, with average temperatures ranging from a minimum of 0°C (33°F) to a maximum of 26°C (80°F), whereas June is warmer, boasting averages between 3°C (38°F) and 33°C (91°F). Additionally, June experiences slightly more rainfall, with 171 mm (6.7 in) over 18 days, compared to September's 133 mm (5.3 in) over 15 days. Humidity levels are fairly similar, with September at 83% and June at 79%. For more details on the weather conditions, you can check Bad Wiessee weather in June.

In comparing the weather between September and July, we find notable differences in temperature and precipitation. September experiences a broader temperature range with minimums dipping to 0°C (33°F) and maximums reaching 26°C (80°F), while July boasts warmer averages, with temperatures ranging from a minimum of 7°C (44°F) to a maximum of 33°C (92°F). Additionally, July tends to be wetter, recording 204 mm (8.0 in) of precipitation over 20 days compared to September's 133 mm (5.3 in) over 15 days. Interestingly, both months share similar humidity levels, with September at 83% and July at 82%. For more insights, you can check out the detailed weather information for Bad Wiessee weather in July.

When comparing the weather of September and August, a noticeable shift can be observed. September sees a significant drop in minimum temperatures, reaching as low as 0°C (33°F), while August maintains a milder minimum of 7°C (44°F). The average temperature in September is 13°C (56°F), compared to 17°C (63°F) in August, reinforcing the transition towards cooler autumn weather. Moreover, September experiences higher precipitation levels with 133 mm (5.3 in) and 15 rainy days, although it's less than August's 189 mm (7.4 in) over 18 days. Both months have relatively high humidity, with September at 83% and August slightly lower at 80%. For more detailed insights, you can check Bad Wiessee weather in August.

In September, the weather is generally warmer, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 26°C (80°F) and an average of 13°C (56°F). The month sees about 133 mm (5.3 in) of precipitation over 15 days, and humidity levels average around 83%. In contrast, October experiences cooler temperatures, with a minimum of -2°C (28°F) and a maximum of 22°C (72°F), resulting in a lower average of 9°C (49°F). Precipitation decreases slightly to 115 mm (4.5 in) over 12 days, but humidity rises to 90%. For a more detailed overview of the October weather, you can check Bad Wiessee weather in October.

In September, the weather is typically milder, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 26°C (80°F), resulting in an average of 13°C (56°F). The month sees considerable precipitation, totaling 133 mm (5.3 in) over 15 days, with humidity levels at 83%. In contrast, November brings cooler temperatures, with a minimum of -8°C (18°F) and a maximum of 18°C (65°F), averaging just 4°C (39°F). The precipitation decreases to 72 mm (2.8 in) across 10 days, while humidity rises slightly to 89%. For more detailed insights on November weather, you can check out Bad Wiessee weather in November.

In September, the weather in Bad Wiessee typically features a mild temperature range, with minimums around 0°C (33°F) and maximums reaching 26°C (80°F). The average temperature rests at a pleasant 13°C (56°F), accompanied by a significant amount of rainfall—approximately 133 mm (5.3 in) across 15 days, and humidity levels at 83%. In contrast, December brings a stark transformation, with temperatures dropping, showing a minimum of -12°C (10°F) and a maximum of only 13°C (55°F), averaging around 0°C (33°F). While precipitation is slightly lower at 125 mm (4.9 in) over 18 days, humidity rises to 90%, contributing to the cold, damp atmosphere. For more detailed insights on December weather, you can check Bad Wiessee weather in December.

Compare Bad Wiessee's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Bad Wiessee

September in Bad Wiessee brings a notable transition into autumn, with temperatures reflecting a refreshing coolness compared to the summer months. While the maximum can still reach a pleasant 26°C (80°F), the average drops significantly, making the days feel crisp and invigorating. This month also experiences increased humidity and around 15 days of precipitation, which sets the stage for more frequent rain compared to the drier summer. This shift towards wetter weather and cooler temperatures characterizes September as a month of change, perfectly capturing the essence of autumn. For a full overview of what to expect throughout the year, visit Bad Wiessee Climate.