September Weather in Klosterneuburg, Austria

Last updated: February 26, 2025

In September, Klosterneuburg, Austria experiences a delightful blend of cool and warm temperatures, with maximum highs reaching up to 32°C (89°F) while the average temperature settles around a comfortable 17°C (62°F). As the season transitions, the minimum temperatures can dip to a crisp 2°C (35°F), inviting fresh autumn air. The month is characterized by moderate precipitation, accumulating to 77 mm (3.0 in) across approximately 10 rainy days, contributing to a humidity level of 75% that creates a refreshing atmosphere. Whether you're exploring the charming streets or enjoying the surrounding nature, September offers a uniquely vibrant experience in Klosterneuburg.

September Temperature in Klosterneuburg

In Klosterneuburg, Austria, September marks a transition into the gentle embrace of autumn, where temperatures begin to cool from the intense summer heat. With a minimum temperature of 2°C (35°F), the month opens with a crisp freshness, while the average settles around a comfortable 17°C (62°F). As the days progress, the highs can reach up to 32°C (89°F), hinting at lingering warmth from the summer. This blend of mild temperatures encourages outdoor activities against a backdrop of changing leaves, making September a delightful time to experience the town’s natural beauty and vibrant culture. Overall, the weather in September in Klosterneuburg showcases a perfect balance between the fading warmth of summer and the forthcoming chill of autumn, inviting residents and visitors alike to savor the season.

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

The chart illustrates September temperature patterns in Klosterneuburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec343843525969707162534337
Data source: Temperature data for Klosterneuburg 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 Klosterneuburg

September in Klosterneuburg, Austria, marks a shift toward the wetter chill of autumn, with precipitation reaching 77 mm (3.0 in) over approximately 10 rainy days. This uptick in rainfall follows a summer of gradually increasing precipitation, as August saw 76 mm (3.0 in) spread across 11 days. Interestingly, September's rainfall remains consistent with the late summer trend, suggesting a transition rather than a sudden increase. As the month progresses, the days become shorter and may indicate more frequent wet spells, paving the way for the wetter months to come. The steady levels of rainfall contribute to the rich, lush landscapes typical of this picturesque Austrian region, enhancing its natural beauty as the seasons change.

September Precipitation Trends in Klosterneuburg

The chart displays monthly precipitation patterns in Klosterneuburg, 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.
JanFebMarAprMayJunJulAugSepOctNovDec363137398470747677474657
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Klosterneuburg

In September, Klosterneuburg experiences a noticeable drop in humidity to 75%, continuing the trend of decreasing moisture levels seen throughout the warmer months. From an initial 90% in January, humidity gradually declines, reaching its annual low in September before rising again in the fall. This seasonal shift reflects a transition from the summer's sultry conditions to the crispness of autumn. With September’s humidity level closely mirroring that of July and August, it's evident that while the air is still relatively humid, it offers a refreshing relief as the vibrant colors of local foliage begin to emerge.

September Average Humidity in Klosterneuburg

This chart illustrates the average monthly humidity levels in Klosterneuburg, 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%87%85%78%74%77%76%76%75%85%90%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Klosterneuburg

In September, Klosterneuburg experiences a UV Index of 6, placing it in the high exposure category, with a burn time of 25 minutes. This marks a slight decrease from the peak summer months, where UV levels reached their highest at 8 for several months. As the days begin to shorten and autumn approaches, residents and visitors should remain vigilant, as the sun can still pose risks, particularly in the early part of the day. Nevertheless, the UV Index remains significantly higher than the winter months, where values dip to 2 or even 1. It’s a perfect reminder to stay informed about sun exposure in different seasons. For more insights on sun safety, check out the Klosterneuburg UV Index.

Maximum UV Index Levels in Klosterneuburg for September

The chart shows the monthly maximum UV Index (UVI) for Klosterneuburg 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.
JanFebMarAprMayJunJulAugSepOctNovDec235688876421
Data source: Klosterneuburg 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 Klosterneuburg

As summer gracefully transitions into autumn, September in Klosterneuburg, Austria, bathes the landscape in a warm, golden light, offering 316 hours of sunshine. This month sees a delightful decline from the peak summer brightness of 427 hours in July, though still robust compared to the dreary winter months ahead. The days gradually shorten, yet September retains a generous amount of daylight, outshining the previous months except for the vibrant summer. This trend of diminishing sunlight invites locals and visitors alike to savor the lingering warmth and beauty of the season, making it a perfect time for outdoor activities amidst the stunning backdrop of autumn foliage.

Monthly Sunshine Duration in Klosterneuburg: September Highlighted

The September sunshine duration represents the total number of hours Klosterneuburg 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.
JanFebMarAprMayJunJulAugSepOctNovDec149h223h300h339h377h412h427h384h316h274h192h174h
Data source: Klosterneuburg September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Klosterneuburg During September

In September, Klosterneuburg enjoys a 50% chance of sunny weather, marking a noticeable shift towards more favorable conditions as the seasons transition. This month stands out with a solid likelihood of sunshine, closely following the peak June, which boasts a 54% chance. Interestingly, while summer starts to wane, September's sun probability is notably higher than both May and April (34% and 38%, respectively), hinting at a lingering warmth in the air. As the days begin to shorten and cooler temperatures creep in, September serves as a delightful bridge, offering residents and visitors alike the perfect opportunity to soak up the sun before autumn takes hold.

Percentage of Sunny Days in September in Klosterneuburg

The chart illustrates the percentage of sunny days in Klosterneuburg 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 Klosterneuburg experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec25%35%52%38%34%54%46%40%50%49%33%23%
Data source: Klosterneuburg September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Klosterneuburg in September

As summer gracefully transitions into autumn, September in Klosterneuburg, Austria, brings a gentle reduction in daylight, offering around 12 hours of sunlight each day. This decline marks a shift from the long, sun-drenched days of June and July, which basked in 16 hours of daylight. Following the vibrant 15 hours of May, September's daylight serves as a pleasant reminder of the lush summer days while gradually preparing for the shorter days ahead. As the month progresses, the daylight gives way to the cozy rhythms of fall, setting the stage for October's 10 hours and the ensuing winter's early evenings. This rhythm of daylight not only influences daily life but also beautifully reflects the changing seasons in this picturesque Austrian town.

Average Daylight Hours in Klosterneuburg for September

The chart illustrates the variation in daylight duration in Klosterneuburg throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 49m10h 12m11h 55m13h 42m15h 13m16h15h 35m14h 14m12h 31m10h 46m9h 12m8h 23m
Data source: Klosterneuburg daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Klosterneuburg

As September sweeps into Klosterneuburg, Austria, the wind begins to whisper a gentle lullaby, with an average speed of 2.7 m/s (6 mph), marking it as one of the calmest months of the year. This slight decrease from the bustling breezes of summer, where winds brushed at about 3.1 to 4.2 m/s, indicates a tranquil shift as the season transitions into autumn. Notably, September's winds are softer compared to the earlier months, suggesting a pause before winter reclaims its briskness. With an anticipation of cooler days ahead, this serene wind invites locals and visitors alike to savor the beauty of the changing landscape, framed by the rich colors of fall.

Average September Wind Speed in Klosterneuburg

The chart displays monthly wind speed patterns in Klosterneuburg, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.23.13.23.94.23.13.33.12.7 m/s3.63.63.6
Data source: Klosterneuburg September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Klosterneuburg Compares to Other Months

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

September and January present contrasting weather patterns. In September, temperatures range from a mild 2°C (35°F) at night to a warm 32°C (89°F) during the day, with an average of 17°C (62°F). The month sees about 77 mm (3.0 in) of precipitation over approximately 10 days, and humidity hovers around 75%. In stark contrast, January experiences much colder weather, with temperatures dropping to a minimum of -12°C (10°F) and averaging just 1°C (34°F), peaking at 16°C (60°F). This winter month is drier, with only 36 mm (1.4 in) of precipitation, also spread over 10 days, though humidity remains high at 90%. For more insights, you can check Klosterneuburg weather in January.

Comparing the weather in September and February reveals significant differences that reflect the transition from late summer to mid-winter. September experiences a broader temperature range, with minimums around 2°C (35°F) and a maximum reaching 32°C (89°F), resulting in an average of 17°C (62°F). In contrast, February is much colder, marked by minimum temperatures of -11°C (12°F) and a milder maximum of 18°C (65°F), which leads to an overall average of just 3°C (38°F). Additionally, September typically receives more precipitation at 77 mm (3.0 in) over about 10 days, while February sees only 31 mm (1.2 in) across approximately 9 days. The humidity levels also vary, with September at 75% and February higher at 87%, contributing to the feeling of chill in the winter months. For more detailed information on February weather, visit Klosterneuburg weather in February.

When comparing the weather in September and March, it’s clear that September enjoys milder temperatures, with averages around 17°C (62°F) and maximums reaching up to 32°C (89°F). In contrast, March starts off significantly colder, with average temperatures around 6°C (43°F) and minimums dropping to -13°C (9°F). Additionally, September experiences more precipitation (77 mm over 10 days) compared to March's 37 mm over 9 days, although March has higher humidity at 85%. For more detailed insights into March weather, you can refer to Klosterneuburg weather in March.

When comparing the weather in September and April, notable differences emerge in temperature and precipitation. September boasts a milder average temperature of 17°C (62°F), with daytime highs reaching up to 32°C (89°F). In contrast, April’s average temperature is cooler at 11°C (52°F), with temperatures occasionally dipping as low as -5°C (23°F). Additionally, September experiences more rainfall, totaling 77 mm (3.0 in) over approximately 10 days, while April sees less precipitation, with just 38 mm (1.5 in) over about 8 days. Humidity levels are relatively similar, at 75% in September and 78% in April. For more specific information about April’s weather patterns, you can check out Klosterneuburg weather in April.

September and May showcase quite similar temperatures, with September averaging around 17°C (62°F) and May at 15°C (59°F). Both months can experience warm days, as evidenced by their maximum temperatures reaching up to 32°C (89°F). However, September tends to be slightly wetter, with 77 mm (3.0 in) of precipitation over about 10 days, compared to May's 84 mm (3.3 in) over 15 days. Humidity levels are comparable, with September at 75% and May slightly lower at 73%. For those looking to understand the weather conditions in May specifically, details can be found here: Klosterneuburg weather in May.

When comparing the weather in September and June, we observe distinct differences in temperature and precipitation. September experiences a broader temperature range, with minimums dipping to 2°C (35°F) and maximums reaching up to 32°C (89°F), while the average temperature is around 17°C (62°F). In contrast, June boasts a milder climate, with minimums of 8°C (46°F) and maximums hitting 34°C (94°F), and an average of 21°C (70°F). Both months have similar levels of precipitation, with September receiving 77 mm (3.0 in) and June 70 mm (2.8 in), and each sees rain on about 10 days. Humidity remains consistent, at 75% in September and 77% in June, creating a subtly warm and humid atmosphere. For more detailed insights on June weather, you can check Klosterneuburg weather in June.

Comparing the weather between September and July reveals some notable differences. September experiences a wider temperature range, with a minimum of 2°C (35°F) and a maximum of 32°C (89°F), averaging at 17°C (62°F). In contrast, July tends to be warmer, with minimum temperatures of 9°C (48°F), a maximum of 36°C (97°F), and an average of 21°C (71°F). Precipitation levels are similar, with September receiving about 77 mm (3.0 in) over 10 days, whereas July has slightly less at 74 mm (2.9 in) across 13 days. Humidity is marginally higher in September at 75% compared to July's 76%. For more detailed insights, check out Klosterneuburg weather in July.

September weather shows a notable shift compared to August, with a decrease in minimum temperatures from 9°C (48°F) to a cool 2°C (35°F). The average temperature in September is also lower at 17°C (62°F), compared to August's warmer average of 22°C (71°F). Despite similar levels of precipitation—77 mm (3.0 in) in September versus 76 mm (3.0 in) in August—September sees slightly fewer rainy days at 10 compared to August's 11. Humidity remains relatively similar, with September recording 75% versus August's 76%. For a more detailed view of August weather, check out Klosterneuburg weather in August.

September typically experiences a wider range of temperatures, with minimums of 2°C (35°F) and maximums reaching up to 32°C (89°F), resulting in a warm average of 17°C (62°F). Conversely, October sees cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 25°C (78°F), leading to a lower average of 12°C (53°F). Additionally, September has higher precipitation levels at 77 mm (3.0 in) over approximately 10 days, while October experiences less rainfall at 47 mm (1.8 in) over about 8 days. The humidity also rises slightly in October, peaking at 85%, compared to 75% in September. For more specific details regarding weather conditions, check out Klosterneuburg weather in October.

September generally offers warmer temperatures compared to November, with highs reaching up to 32°C (89°F) and average temperatures around 17°C (62°F). In contrast, November sees much cooler conditions, with maximum temperatures peaking at 19°C (67°F) and an average of just 6°C (43°F). Additionally, while September experiences more precipitation at 77 mm (3.0 in) over about 10 days, November has lower rainfall totals of 46 mm (1.8 in) across 9 days. Humidity levels also rise in November, reaching 90%, compared to 75% in September. For more details on November weather specifically, check out Klosterneuburg weather in November.

September and December present quite different weather experiences. In September, temperatures can range from a cool 2°C (35°F) at night to a warm 32°C (89°F) during the day, with an average temperature of 17°C (62°F). This month also sees moderate humidity at 75% and a total precipitation of 77 mm (3.0 in) over about 10 days. In contrast, December is much colder, with temperatures dropping to a minimum of -5°C (22°F) and peaking at 14°C (57°F), averaging around 3°C (37°F). The humidity rises to 91%, and while precipitation is lower at 57 mm (2.2 in), it occurs over 11 days, contributing to a more consistently damp atmosphere. For further details on December weather, you can check Klosterneuburg weather in December.

Compare Klosterneuburg's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Klosterneuburg

As September unfolds in Klosterneuburg, the weather begins to shift, offering a beautiful transition from the warmth of summer to the crispness of autumn. Daytime temperatures can soar up to a balmy 32°C, but the nights can feel noticeably cooler, dipping down to 2°C. With average temperatures lingering around 17°C, it’s a month of contrasts, where the warmth of the day gives way to the chill of the evening. While the average humidity remains high at 75%, hinting at the abundant moisture in the air, the month also sees its fair share of rainfall, with 77 mm accumulated over 10 days. This blend of warmth and humidity, coupled with increasing rainfall, sets September apart from the drier and hotter summer months, paving the way for the vibrant colors and cooler tones of fall. For a deeper dive into weather patterns year-round, check out Klosterneuburg Climate.