September Weather in Aschau im Chiemgau, Germany

Last updated: February 26, 2025

September in Aschau im Chiemgau, Germany brings a delightful mix of early autumn charm and lingering warmth. With maximum temperatures reaching a pleasant 26°C (80°F) and an average of 13°C (56°F), the weather invites outdoor exploration amid stunning natural landscapes. However, the month is also characterized by 139 mm (5.5 in) of precipitation over 16 days, resulting in a fairly humid atmosphere at 83%. Visitors can expect a blend of cool breezes and occasional rain, perfect for enjoying the scenic beauty while relishing the tranquil vibe of this picturesque Bavarian town.

September Temperature in Aschau im Chiemgau

Aschau im Chiemgau experiences a notable shift in temperatures during September, marking the transition from the warmth of summer to the crispness of autumn. With minimum temperatures dipping to -1°C (30°F) and averaging around 13°C (56°F), the air begins to cool, offering a refreshing reprieve from the summer heat. On sunny days, the maximum temperatures can still reach a pleasant 26°C (80°F), allowing for enjoyable outdoor activities amidst the stunning alpine backdrop. This month showcases a gradual descent into cooler weather, with the comforting embrace of early autumn settling in, making it the perfect time to explore the picturesque landscapes adorned with early fall colors.

September Weather in Aschau im Chiemgau: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Aschau im Chiemgau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec293338465363636456493932
Data source: Temperature data for Aschau im Chiemgau 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 Aschau im Chiemgau

September in Aschau im Chiemgau showcases a noteworthy transition in weather patterns, with precipitation totaling 139 mm (5.5 in) over 16 days. Compared to the bustling summer months, September sees a decrease in rainfall, yet it still maintains a significant amount, hinting at the gradual shift towards autumn. This month's rainfall is notably less than both July and August, which recorded 203 mm (8.0 in) and 194 mm (7.6 in), respectively. However, it remains higher than March and April, suggesting that the region continues to experience a moderate level of moisture. As the year progresses, the gradual decline in precipitation days hints at the impending change in climate, making September a month of both reflection and transition in Aschau im Chiemgau’s weather narrative.

September Precipitation Trends in Aschau im Chiemgau

The chart displays monthly precipitation patterns in Aschau im Chiemgau, 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.
JanFebMarAprMayJunJulAugSepOctNovDec114961069219917320319413912876137
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Aschau im Chiemgau

As summer transitions into autumn, September in Aschau im Chiemgau brings a slight increase in humidity, averaging 83%. This month is marked by a noticeable shift from the warmer, more humid days of July and August, which maintained levels around 82% and 80%, respectively. The humdrum of September, while relatively comfortable, serves as a prelude to the upcoming wetter months. As the year advances, humidity levels are expected to climb again, returning to 90% by October, reflecting the region's characteristic dampness as winter approaches. This fluctuation in humidity not only influences the local climate but also plays a crucial role in the lush landscapes that Aschau im Chiemgau is known for.

September Average Humidity in Aschau im Chiemgau

This chart illustrates the average monthly humidity levels in Aschau im Chiemgau, 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 Aschau im Chiemgau

In September, Aschau im Chiemgau experiences a noticeable shift in UV exposure as the summer sun begins to wane. With a UV Index of 6, categorized as high, residents and visitors are advised to be vigilant, as the burn time is reduced to just 25 minutes before skin damage can occur. This marks a transition from the peak months of June and July, where the Index soared to 9, indicating very high exposure risk. As the year progresses toward autumn, the increasing cloud cover and shorter daylight hours may contribute to the slight decrease in UV levels. Nonetheless, it's still essential to protect your skin during this time. For more information, check out Aschau im Chiemgau UV Index.

Maximum UV Index Levels in Aschau im Chiemgau for September

The chart shows the monthly maximum UV Index (UVI) for Aschau im Chiemgau 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.
JanFebMarAprMayJunJulAugSepOctNovDec236789986432
Data source: Aschau im Chiemgau 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 Aschau im Chiemgau

Aschau im Chiemgau basks in a lovely September sunshine, boasting 298 hours of daylight that invite both locals and visitors to indulge in the beauty of early autumn. This month marks a gentle transition, following the peak of July's 396 hours, as the sun begins to retreat in preparation for the cooler months. After experiencing a slight dip from the summer's zenith, September's light still offers ample opportunity to explore the breathtaking landscapes and charming villages. With an average of 27 hours less than August's vibrant warmth, September serves as a reminder of the seasonal shift, yet remains radiant enough to enjoy outdoor adventures, making it an ideal time to savor the last whispers of summer.

Monthly Sunshine Duration in Aschau im Chiemgau: September Highlighted

The September sunshine duration represents the total number of hours Aschau im Chiemgau 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.
JanFebMarAprMayJunJulAugSepOctNovDec162h233h292h335h343h377h396h356h298h273h220h184h
Data source: Aschau im Chiemgau September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Aschau im Chiemgau During September

Aschau im Chiemgau experiences a notable increase in sunny weather during September, boasting a 49% chance of sunshine—the highest percentage since February. This trend indicates a shift towards clearer skies as summer transitions into autumn, offering residents and visitors alike a wonderful opportunity to enjoy the picturesque landscapes. While earlier months like January and May recorded lower chances of sun, September stands out as a key period for outdoor activities, with the sun making more frequent appearances. The likelihood of sunlight tends to wane towards the end of the year, but this seasonal peak in September promises a delightful close to summer.

Percentage of Sunny Days in September in Aschau im Chiemgau

The chart illustrates the percentage of sunny days in Aschau im Chiemgau 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 Aschau im Chiemgau experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec16%45%40%40%28%38%34%32%49%39%30%23%
Data source: Aschau im Chiemgau September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Aschau im Chiemgau in September

As September arrives in Aschau im Chiemgau, the daylight duration begins to shift noticeably after the vibrant summer months. With an average of 12 hours of daylight, September marks a gradual transition from the long sunny days of July and August, which each basked in 15 hours of light. This decrease sets the stage for autumn, as daylight gently wanes, leading to 10 hours in October and 9 hours in November. The rhythm of the seasons is evident, highlighting how each month brings its unique charm, from the blooming brightness of spring to the cozy, shorter days of late fall.

Average Daylight Hours in Aschau im Chiemgau for September

The chart illustrates the variation in daylight duration in Aschau im Chiemgau 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: Aschau im Chiemgau daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Aschau im Chiemgau

As September rolls into Aschau im Chiemgau, the gentle caress of the wind takes on a softer whisper, with an average speed of just 1.5 m/s (3 mph). This marks a noticeable decline from the slightly brisker winds of earlier months, such as May and April, which both enjoyed speeds of 2.1 m/s (5 mph). The trend suggests a transition into the more tranquil autumn months, where the summer breezes fade into a serene calm. While January through August exhibit a moderate range of wind speeds, September's breath of air signals a gradual retreat from the lively gusts of summer, inviting a more contemplative atmosphere as nature begins to shift gears toward the cozy embrace of fall.

Average September Wind Speed in Aschau im Chiemgau

The chart displays monthly wind speed patterns in Aschau im Chiemgau, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.11.81.92.02.11.81.61.71.5 m/s1.71.51.8
Data source: Aschau im Chiemgau September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Aschau im Chiemgau Compares to Other Months

The weather in Aschau im Chiemgau 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 Aschau im Chiemgau and find detailed weather information for every month.

September and January present stark contrasts in weather conditions. In September, temperatures range from a chilly minimum of -1°C (30°F) to a warm maximum of 26°C (80°F), with an average of 13°C (56°F). This month experiences significant rainfall, with 139 mm (5.5 in) falling over 16 days, while humidity levels sit at 83%. In contrast, January brings much colder temperatures, fluctuating between a frigid minimum of -25°C (-14°F) and a maximum of 11°C (51°F), averaging -2°C (29°F). This winter month has less precipitation at 114 mm (4.5 in) over 12 days, but the humidity is slightly higher at 93%. For more details on the winter weather in this region, check out Aschau im Chiemgau weather in January.

September and February present stark contrasts in weather. In September, temperatures range from a chilly minimum of -1°C (30°F) to a comfortable maximum of 26°C (80°F), with an average of 13°C (56°F). The month experiences about 139 mm (5.5 in) of precipitation over approximately 16 days, accompanied by relatively high humidity at 83%. In contrast, February is much colder, with temperatures dipping as low as -21°C (-6°F), averaging 1°C (34°F) and reaching a maximum of only 18°C (65°F). Precipitation in February is slightly lower at 96 mm (3.8 in) over 14 days, and humidity is slightly higher at 89%. For more specific weather details, check out Aschau im Chiemgau weather in February.

Comparing the weather in September and March reveals significant differences in temperature and overall conditions. September typically enjoys milder temperatures, with averages around 13°C (56°F) and highs reaching up to 26°C (80°F), while March remains chilly, with an average of only 3°C (38°F) and maximums of 18°C (65°F). Precipitation is more abundant in September, totaling 139 mm (5.5 in) over 16 days, compared to March's 106 mm (4.2 in) spread across 17 days. Additionally, humidity is slightly higher in March at 86%, compared to September's 83%, creating a damp chill in the air. For a closer look at March weather in a specific region, check out Aschau im Chiemgau weather in March.

September and April present distinct weather characteristics, showcasing the transition between seasons. In September, temperatures range from a chilly -1°C (30°F) at the lowest to a pleasant max of 26°C (80°F), with an average temperature of 13°C (56°F) and relatively high humidity at 83%. However, it also experiences more precipitation, totaling 139 mm (5.5 in) over 16 days. In contrast, April brings cooler conditions with temperatures dipping as low as -8°C (18°F) and peaking at 25°C (78°F), resulting in an average temperature of 8°C (47°F). Additionally, April has less rainfall, measuring 92 mm (3.6 in) across 13 days, yet maintains the same humidity level of 83%. For a detailed look at April's weather, check out Aschau im Chiemgau weather in April.

When comparing the weather in September and May, we notice some distinct differences. In September, temperatures range from a chilly low of -1°C (30°F) to a comfortable high of 26°C (80°F), with an average temperature of 13°C (56°F). The month is characterized by a significant amount of rainfall, averaging 139 mm (5.5 in) over 16 days and a relatively high humidity level of 83%.

In contrast, May sees slightly cooler minimum temperatures at -6°C (22°F), but it can reach up to 30°C (86°F), making it warmer on average at 12°C (53°F). Additionally, May is wetter, with precipitation measuring 199 mm (7.9 in) over 22 days, albeit with lower humidity at 78%. For more detailed insights, you can check Aschau im Chiemgau weather in May.

September and June exhibit distinct weather characteristics. In September, temperatures range from a minimum of -1°C (30°F) to a maximum of 26°C (80°F), with an average of 13°C (56°F). This month experiences 139 mm (5.5 in) of precipitation over 16 days, with humidity levels sitting at 83%. In contrast, June boasts warmer temperatures with a minimum of 3°C (37°F), an average of 17°C (63°F), and a high of 33°C (92°F). It also sees more rainfall, totaling 173 mm (6.8 in) over 17 days, while maintaining a slightly lower humidity of 79%. For a more detailed look at June's weather, you can visit Aschau im Chiemgau weather in June.

In comparing September and July weather, July tends to be warmer with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 33°C (92°F), while September sees cooler temperatures with a minimum of -1°C (30°F) and a maximum of 26°C (80°F). July also experiences more precipitation, with 203 mm (8.0 in) over 19 days compared to September's 139 mm (5.5 in) over 16 days. Despite the higher rainfall in July, both months feature high humidity levels, with July at 82% and September slightly higher at 83%. For a more detailed look at July's weather, you can check Aschau im Chiemgau weather in July.

In September, the weather is significantly cooler than in August, with temperatures ranging from a minimum of -1°C (30°F) to a maximum of 26°C (80°F), while August sees milder temperatures between 6°C (44°F) and 33°C (92°F). Additionally, September experiences higher levels of precipitation, totaling 139 mm (5.5 in) over 16 days, compared to August's 194 mm (7.6 in) over 18 days. Humidity remains relatively steady, with September at 83% and August at 80%. For more details on what to expect during August, you can visit Aschau im Chiemgau weather in August.

In comparing the weather between September and October, September tends to be slightly warmer, with temperatures ranging from a minimum of -1°C (30°F) to a maximum of 26°C (80°F), and an average temperature of 13°C (56°F). In contrast, October experiences cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 23°C (74°F), resulting in an average of 9°C (49°F). Both months see considerable precipitation, with September recording 139 mm (5.5 in) over 16 days, while October has a bit less at 128 mm (5.0 in) across 13 days. Interestingly, October also has a higher humidity at 90%, compared to September's 83%. For more details, check out Aschau im Chiemgau weather in October.

September weather in Aschau im Chiemgau is characterized by a broader temperature range, with minimums around -1°C (30°F) and maximums reaching up to 26°C (80°F). Average temperatures hover around a pleasant 13°C (56°F), but the month experiences a significant amount of precipitation, with 139 mm (5.5 in) falling over 16 days and humidity levels at 83%. In contrast, November brings colder conditions, with minimum temperatures dropping to -9°C (16°F) and an average temperature of just 4°C (39°F). While the maximum temperature in November reaches a milder 19°C (66°F), it is accompanied by lower precipitation levels of 76 mm (3.0 in) over 10 days and slightly higher humidity at 89%. For more details, you can visit Aschau im Chiemgau weather in November.

September and December present distinctly different weather patterns. In September, temperatures can range from a chilly 1°C (30°F) at night to a warm 26°C (80°F) during the day, offering an average of 13°C (56°F). The month experiences 139 mm (5.5 in) of precipitation spread over 16 days, with the humidity at a moderate 83%. In contrast, December brings a more wintery chill, with temperatures dipping as low as -15°C (6°F) and averaging around 0°C (33°F), peaking at a maximum of 14°C (57°F). This month has similar precipitation levels to September, totaling 137 mm (5.4 in) over 18 days, but with a higher humidity of 90%. For more detailed insights regarding the conditions, check out Aschau im Chiemgau weather in December.

Compare Aschau im Chiemgau's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Aschau im Chiemgau

As September unfolds in Aschau im Chiemgau, it marks a transition from the warmth of summer to the crispness of autumn. While temperatures can still reach a delightful 26°C, the arrival of cooler evenings, dipping to an average of 13°C, offers a refreshing change. However, the month is also characterized by noticeable precipitation, with about half the days experiencing rain, contributing to the region’s lush landscapes. The high humidity of 83% can create a misty ambiance that enhances the scenic beauty of the area. As the days shorten and the vibrant foliage begins to emerge, visitors can enjoy a unique blend of warm days and cool nights that set September apart from the rest of the year. For more details on the distinctive weather patterns throughout the year, explore the Aschau im Chiemgau Climate.