September Weather in Obertraun, Austria

Last updated: February 26, 2025

In September, Obertraun, Austria, experiences a dynamic shift in weather as temperatures gradually transition from summer warmth to autumn chill. With a maximum temperature reaching 26°C (79°F) and an average of 10°C (51°F), the month offers a pleasant mix for outdoor enthusiasts. However, the serene landscapes are often embraced by minimums plummeting to -8°C (18°F), heralding the approach of winter. Rainfall is a notable feature, with precipitation totaling 164 mm (6.5 in) over 16 days, contributing to the lush greenery and stunning natural vistas. Humidity averages a comfortable 74%, creating an inviting atmosphere for exploring the breathtaking surroundings.

September Temperature in Obertraun

In September, Obertraun, Austria, experiences a noticeable transition as summer softly ebbs into autumn. The average temperature settles at 10°C (51°F), providing a refreshing reprieve from the summer heat. Daily highs can still reach a pleasant 26°C (79°F), allowing for comfortable outdoor activities, while temperatures can dip to -8°C (18°F) at night, hinting at the cooler months ahead. This month often embodies a delightful mix of warm days and crisp evenings, making it an ideal time to explore the stunning landscapes and vibrant fall foliage of this picturesque alpine village. As daylight shortens, nature prepares for the upcoming chill, setting the stage for an enchanting autumn experience.

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

The chart illustrates September temperature patterns in Obertraun, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec232732394757585951433426
Data source: Temperature data for Obertraun 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 Obertraun

In September, Obertraun, Austria, experiences a notable shift in its climate, receiving approximately 164 mm (6.5 inches) of precipitation over 16 days. This amount marks a mid-range drop from the peak rainfall seen in the preceding summer months, where both July and August sustained 205 mm each. As autumn settles in, the weather transitions into a period of more varied precipitation patterns, with September's rainfall supporting lush landscapes while hinting at the drier days ahead in October. The 16 rainy days in September suggest a consistent presence of moisture, maintaining an invigorating freshness in the air, making it an intriguing time for visitors eager to explore the beauty of this alpine region amidst changing colors.

September Precipitation Trends in Obertraun

The chart displays monthly precipitation patterns in Obertraun, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1271051209921017220520516413697162
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Obertraun

In Obertraun, Austria, September marks a transitional month in humidity levels, with an average of 74%. Following a steady decline from the summer peak of 68% in August, September's humidity reflects a slight resurgence as the region prepares for the cooler autumn months ahead. This moderate level is part of a broader trend where humidity tends to decrease from the beginning of the year until it reaches its lowest point in the summer, only to rise again as winter approaches. As temperatures drop in October, humidity surges back to 88%, highlighting the region's dynamic climate and its influence on local experiences during this time of year.

September Average Humidity in Obertraun

This chart illustrates the average monthly humidity levels in Obertraun, 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.
JanFebMarAprMayJunJulAugSepOctNovDec91%87%82%79%74%75%74%69%74%88%90%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Obertraun

As September rolls into Obertraun, Austria, the UV Index begins to show a gradual decline from the peak summer levels, settling at 7, which falls into the high exposure category. This means residents and visitors should remain vigilant about sun protection, especially since the burn time is still a notable 25 minutes for unprotected skin. While the intense summer months of July and August boasted very high UV levels, September presents a more moderate yet still significant exposure risk, signaling a transition towards autumn. It's a reminder that the sun’s rays can still be potent even as the days grow shorter. For more detailed information on UV trends throughout the year, check out Obertraun UV Index.

Maximum UV Index Levels in Obertraun for September

The chart shows the monthly maximum UV Index (UVI) for Obertraun 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.
JanFebMarAprMayJunJulAugSepOctNovDec236789987432
Data source: Obertraun 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 Obertraun

September in Obertraun, Austria, offers a delightful blend of dwindling summer warmth and the promise of autumn, with an impressive 290 hours of sunshine. This month sees a pleasant decline from the peak summer sun of July, which boasts a vibrant 396 hours, gradually giving way to the cooler days of October. As daylight hours shorten, September remains significant, retaining around 80% of July's sunlight, making it a great time to explore the scenic beauty of the region. This trend illustrates how the transitional months still hold onto a generous quotient of sunshine, enticing visitors to experience the picturesque landscapes while basking in the golden hues of early fall.

Monthly Sunshine Duration in Obertraun: September Highlighted

The September sunshine duration represents the total number of hours Obertraun 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.
JanFebMarAprMayJunJulAugSepOctNovDec155h230h280h335h336h374h396h355h290h269h222h177h
Data source: Obertraun September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Obertraun During September

In Obertraun, Austria, September stands out as a notably sunny month, with a 45% chance of sunshine that surpasses many other times of the year. This increase in sunny days follows a trend of fluctuating weather throughout the spring and summer, where the chances peak in February and June but gradually decrease leading into late summer. While July and August display a downturn in sunny weather at 33% and 28% respectively, September offers a refreshing return to brightness. As autumn sets in, locals and visitors alike can relish in the increased likelihood of sunny days, making it an ideal time for outdoor adventures amidst the stunning alpine scenery.

Percentage of Sunny Days in September in Obertraun

The chart illustrates the percentage of sunny days in Obertraun 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 Obertraun experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%44%39%36%25%42%33%28%45%35%32%24%
Data source: Obertraun September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Obertraun in September

As summer fades, September in Obertraun, Austria, greets residents with a gentle decline in daylight, offering about 12 hours of sunlight. This month marks a transition from the peak brightness of summer, with 15 hours of daylight in June, July, and August, gradually leading towards the shorter days of autumn and winter. The shift is palpable as the days grow shorter following the vibrant hues of summer, with the light slowly diminishing to 10 hours by October. This rhythmic change in daylight helps to accentuate the stunning fall colors of the surrounding landscapes, making September a beautiful time to experience the natural beauty of the region while embracing the cozy charm of the approaching season.

Average Daylight Hours in Obertraun for September

The chart illustrates the variation in daylight duration in Obertraun throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 55m10h 15m11h 56m13h 38m15h 7m15h 52m15h 28m14h 9m12h 30m10h 48m9h 18m8h 30m
Data source: Obertraun daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Obertraun

September in Obertraun, Austria, brings with it a gentle embrace of breezes, as the average wind speed settles at 1.4 m/s (3 mph). This marks a continuation of the tranquil summer atmosphere, which saw similar mild winds in July and August. The prevailing calm during this month hints at the seasonal transition, as the winds begin to pick up slightly in October. Historically, Obertraun experiences a consistent pattern of moderate winds throughout the year, with the strongest gusts typically noted in the spring months. As September unfolds, residents and visitors alike can enjoy the serene ambiance that these gentle winds contribute to the stunning alpine scenery.

Average September Wind Speed in Obertraun

The chart displays monthly wind speed patterns in Obertraun, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.51.61.81.71.51.41.41.4 m/s1.61.51.6
Data source: Obertraun September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Obertraun Compares to Other Months

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

September and January present a stark contrast in weather conditions. In September, temperatures range from a chilly minimum of -8°C (18°F) to a pleasant maximum of 26°C (79°F), with an average temperature of 10°C (51°F). The month experiences moderate rainfall, totaling 164 mm (6.5 in) over 16 days, and a humidity level of 74%. In contrast, January is significantly colder, exhibiting a minimum temperature of -21°C (-6°F) and a maximum of just 6°C (43°F), with an average of -5°C (23°F). Although January sees less rainfall, with 127 mm (5.0 in) over 14 days, it boasts a higher humidity level of 91%. This difference underscores the dramatic seasonal shift that occurs between the summer's end and the height of winter. For a closer look at January weather, refer to Obertraun weather in January.

September and February present stark contrasts in weather conditions. September boasts a wider temperature range, with minimums around -8°C (18°F) and maximums reaching up to 26°C (79°F), resulting in an average of 10°C (51°F). In contrast, February experiences much colder temperatures, with a minimum of -26°C (-14°F) and a maximum of only 12°C (54°F), yielding a chilly average of -3°C (28°F). Precipitation is more frequent in September, totaling 164 mm (6.5 in) over 16 days compared to February's 105 mm (4.1 in) across 15 days, though February's higher humidity at 87% creates a distinctly damp chill. For more details, check out Obertraun weather in February.

Comparing the weather in September and March reveals significant differences in temperature and precipitation. In September, temperatures range from a minimum of -8°C (18°F) to a comfortable maximum of 26°C (79°F), with an average temperature of 10°C (51°F). The month experiences about 164 mm (6.5 in) of precipitation over 16 days, with a humidity level of 74%. In contrast, March is notably colder, with temperatures dropping to a minimum of -21°C (-6°F) and a maximum of 15°C (59°F), averaging around 0°C (32°F). Although March has lower total precipitation at 120 mm (4.7 in) over 17 days, it comes with higher humidity, reaching 82%. For a closer look at March weather specifics, visit Obertraun weather in March.

When comparing the weather in September and April, several key differences stand out. September typically experiences a broader range of temperatures, with minimums around -8°C (18°F) and maximums reaching up to 26°C (79°F), averaging 10°C (51°F). In contrast, April tends to be cooler, starting with minimums of -16°C (3°F) and maximums around 21°C (71°F), averaging only 4°C (40°F). Precipitation levels are also notable, as September receives about 164 mm (6.5 in) of rain over 16 days, compared to April's 99 mm (3.9 in) across 14 days. Additionally, humidity remains relatively high in both months, with September at 74% and April slightly higher at 79%. For more on April weather specifics, check out Obertraun weather in April.

In comparing the weather patterns of September and May, we notice some interesting similarities and differences. Both months experience a minimum temperature of around -8°C (18°F), with September having a slightly higher average temperature of 10°C (51°F) compared to May's average of 8°C (47°F). Maximum temperatures are equivalent in both months, reaching up to 26°C (79°F). However, September sees less precipitation, with 164 mm (6.5 in) over 16 days, while May is wetter, recording 210 mm (8.2 in) across 23 days. Interestingly, humidity levels remain consistent at 74% for both months. For more detailed information about May weather in Obertraun, you can visit Obertraun weather in May.

When comparing the weather in September to that of June, we find distinct differences and similarities. September experiences a broader temperature range, with minimums dipping to -8°C (18°F) and maximums reaching up to 26°C (79°F), while June's temperatures are milder, with a minimum of -1°C (30°F) and a maximum of 29°C (85°F). Both months have considerable precipitation, with September totaling 164 mm (6.5 in) over 16 days, slightly less than June's 172 mm (6.8 in) over 19 days. Humidity levels remain high in both months, with September at 74% and June a tad higher at 75%. For a more detailed look at the weather trends, check out Obertraun weather in June.

When comparing the weather of September and July, notable differences in temperature and precipitation emerge. September experiences a broader temperature range, with minimums dipping to -8°C (18°F) and maximums reaching 26°C (79°F), resulting in a comfortable average of 10°C (51°F). In contrast, July remains warmer, with minimum temperatures around 4°C (39°F) and maximums peaking at 31°C (88°F), leading to an average of 14°C (58°F). Both months see significant rainfall, with September recording 164 mm (6.5 in) over 16 days and July slightly wetter at 205 mm (8.1 in) over 20 days. Interestingly, humidity remains consistent at 74% for both months, contributing to a similar feeling of dampness in the air. For more specifics on July weather, check out Obertraun weather in July.

In comparing the weather patterns of September and August, September exhibits cooler overall temperatures with a minimum of -8°C (18°F) and a maximum of 26°C (79°F), resulting in an average temperature of 10°C (51°F). In contrast, August tends to be warmer, featuring minimums of -2°C (29°F), maximums of 30°C (86°F), and a higher average of 15°C (59°F). Precipitation levels are slightly less in September at 164 mm (6.5 in) compared to 205 mm (8.1 in) in August, yet September has a higher frequency of rainy days, experiencing precipitation on 16 days, as opposed to 19 days in August. Additionally, September has a higher humidity level of 74% compared to 68% in August, which may contribute to a more uncomfortable atmosphere despite the cooler temperatures. For more detailed information, you can visit Obertraun weather in August.

September and October weather exhibit notable differences. In September, temperatures range from a minimum of -8°C (18°F) to a maximum of 26°C (79°F), with an average of 10°C (51°F). The month sees significant precipitation, totaling 164 mm (6.5 in) over 16 days and an average humidity of 74%. In contrast, October experiences slightly milder temperatures, with a minimum of -6°C (21°F), an average of 6°C (43°F), and a maximum of 20°C (69°F). Precipitation decreases to 136 mm (5.4 in) over 13 days, but humidity rises to 88%. For a closer look at October weather in the region, check out Obertraun weather in October.

September experiences milder temperatures, with averages around 10°C (51°F) and maximums reaching up to 26°C (79°F), making it a relatively warm month, while November brings colder conditions with average temperatures dropping to 1°C (34°F) and a maximum of only 15°C (59°F). In terms of precipitation, September is wetter, with 164 mm (6.5 in) recorded over 16 days, compared to November's 97 mm (3.8 in) across 13 days. Humidity levels also rise in November, reaching 90%, while September maintains a lower humidity of 74%. For more detailed information on November's weather, you can visit Obertraun weather in November.

In September, temperatures range from a chilly -8°C (18°F) at night to a pleasant maximum of 26°C (79°F) during the day, with an average of 10°C (51°F). The month sees about 164 mm (6.5 in) of precipitation over 16 days, with humidity levels around 74%. In contrast, December experiences much colder temperatures, with minimums dropping to -20°C (-3°F) and a maximum of only 8°C (47°F), resulting in an average of -4°C (26°F). Precipitation remains relatively consistent at 161 mm (6.4 in) across 19 days, but the humidity climbs to 89%. For more details on December's climate, check out Obertraun weather in December.

Compare Obertraun's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Obertraun

September in Obertraun marks a distinct transitional phase, where the warmth of summer begins to yield to the approaching chill of autumn. With temperatures swinging from pleasant highs to chilly lows, this month is characterized by a notable increase in precipitation, averaging 164 mm across approximately 16 days, creating a rather humid environment at around 74%. The crisp mornings and evenings contrast sharply with the warmer afternoons, offering a rich tapestry of seasonal changes that can enchant visitors and locals alike. For a deeper dive into how September's weather fits into the broader patterns of the year, be sure to check out the detailed insights on Obertraun Climate.