September Weather in Pertisau, Austria

Last updated: February 26, 2025

In September, Pertisau, Austria experiences a dynamic climate characterized by pleasantly warm temperatures peaking at 24°C (76°F) while averaging around 11°C (53°F). The month ushers in a hint of chill, with nighttime lows dipping to a brisk -2°C (28°F). Rainfall is notable, with 161 mm (6.3 in) spread over 17 days, contributing to a notably wet atmosphere and high humidity levels at 83%. This blend of temperatures and precipitation creates a unique environment, making Pertisau a captivating destination during the transition from summer to autumn.

September Temperature in Pertisau

As September unfolds in Pertisau, Austria, temperatures begin to exhibit a subtle transition from the warmth of summer to the crispness of autumn. The minimum temperature dips to around -2°C (28°F), while the average climbs to a pleasant 11°C (53°F), creating a refreshing atmosphere that invites outdoor exploration. With a maximum of 24°C (76°F), sunny days can still be enjoyed, perfect for hiking and sightseeing in the breathtaking Alpine landscape. This month marks a gentle shift, with cooler mornings hinting at the approaching winter, yet the lingering warmth during the day allows visitors to savor the serene beauty of the Austrian countryside before the chill sets in.

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

The chart illustrates September temperature patterns in Pertisau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec253034434958595952463628
Data source: Temperature data for Pertisau 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 Pertisau

As summer gives way to autumn, September in Pertisau, Austria, brings a notable shift in precipitation patterns. With 161 mm (6.3 in) of rainfall over 17 days, this month is characterized by a drop from the summer peak without losing its vibrancy. Notably, September's precipitation is a blend of the heavy summer months, like July and August, which saw over 220 mm, and the lighter autumn months ahead, like October with 132 mm. This transition reflects a trend where rainfall begins to moderate, offering a refreshing change while still maintaining a lush landscape. Overall, September's dampness helps to prepare the region for the approaching cooler months.

September Precipitation Trends in Pertisau

The chart displays monthly precipitation patterns in Pertisau, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1139610810222319722422016113390143
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Pertisau

In September, the humidity in Pertisau, Austria hovers around 83%, showcasing a slight increase from the drier summer months of July and August, which recorded 82% and 80% respectively. As the region transitions into autumn, this rise aligns with the trend of increasing humidity observed in preceding months, leading into the wetter October, which peaks at a notably higher 90%. Overall, the data indicates a gradual shift towards more humid conditions as the year progresses, with early autumn marking a return to the moister environment typical of the colder months, while still allowing for the lingering warmth of late summer.

September Average Humidity in Pertisau

This chart illustrates the average monthly humidity levels in Pertisau, 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 Pertisau

As summer gives way to autumn in Pertisau, Austria, the UV Index experiences a noticeable decline in September. With a UV Index of 6 indicating a high exposure category, sun protection remains crucial, particularly for outdoor enthusiasts. This marks a shift from the intense summer months, where indices peaked at 9, necessitating an exposure duration of only 15 minutes for skin to start burning. In September, however, the burn time increases to 25 minutes, providing a bit more leeway while still emphasizing the importance of sun safety. As the days grow shorter and cooler, remember to stay informed about the varying UV conditions by visiting Pertisau UV Index.

Maximum UV Index Levels in Pertisau for September

The chart shows the monthly maximum UV Index (UVI) for Pertisau 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: Pertisau 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 Pertisau

As summer gives way to autumn in Pertisau, Austria, September shines brightly with approximately 300 hours of sunshine, making it a delightful time to explore the stunning landscapes. This month marks a gentle transition, with sunlight gradually tapering off from the peak of 400 hours in July. The trend over the year reveals a steady ascent in sunny days from January through July, before peaking in late summer months. September still offers a generous share of sunshine, creating the perfect backdrop for outdoor adventures, yet hints at the cooler days ahead. While the sun begins to wane, the vibrant colors of autumn start to emerge, inviting visitors to enjoy the last warm days before winter descends.

Monthly Sunshine Duration in Pertisau: September Highlighted

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

Chance of Sun in Pertisau During September

In Pertisau, Austria, September stands out with a 45% chance of sunny weather, matching February as one of the sunniest months of the year. This notable likelihood of sunshine follows a gradual decline from the vibrant days of summer, where July and August feature lower probabilities of clear skies at 32% and 30%, respectively. As autumn begins to set in, the promise of sun in September offers a delightful opportunity for outdoor enthusiasts to engage with the stunning alpine scenery. The overall trend reveals a fascinating dance between seasons, with late summer and early autumn providing a refreshing return to brighter days before the colder months settle in.

Percentage of Sunny Days in September in Pertisau

The chart illustrates the percentage of sunny days in Pertisau 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 Pertisau experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%45%40%39%27%37%32%30%46%36%34%30%
Data source: Pertisau September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Pertisau in September

As the summer fades, September in Pertisau, Austria marks a gentle transition in daylight duration. With approximately 12 hours of daylight, the days begin to shorten, signaling the onset of autumn. This month features a notable decrease from the 15 hours of sunlight enjoyed in the peak summer months of June and July, yet it still offers a generous amount of light compared to earlier months. The gradual decline in daylight from September to October, which sees a reduction to 10 hours, highlights the seasonal shift as nature prepares for winter's embrace. Enjoying the crisp air and vibrant foliage, September invites residents and visitors alike to relish the last golden days of sunshine before the nights grow longer.

Average Daylight Hours in Pertisau for September

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

September Winds in Pertisau

As September unfolds in Pertisau, Austria, the gentle whispers of the wind create a serene atmosphere, with average speeds lingering around 1.3 m/s (3 mph). This month showcases a noticeable consistency, mirroring the more subdued breezes of the summer months. In fact, September winds resemble the calmness seen in July and August, marking a transition towards the cooler, crisper autumn air. While the winds remain mild, the gradual shifts observed from earlier months hint at the impending seasonal change, inviting visitors to experience the breathtaking landscapes adorned in vibrant fall colors under a soothing breeze.

Average September Wind Speed in Pertisau

The chart displays monthly wind speed patterns in Pertisau, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.71.71.51.71.61.41.31.31.3 m/s1.51.41.6
Data source: Pertisau September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Pertisau Compares to Other Months

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

In September, the weather is significantly warmer with temperatures ranging from a chilly -2°C (28°F) at night to a comfortable 24°C (76°F) during the day, leading to an average of 11°C (53°F). The month experiences considerable precipitation, with about 161 mm (6.3 in) spread over 17 days, alongside high humidity at 83%. In contrast, January brings much harsher conditions, with temperatures plummeting to a minimum of -30°C (-22°F) and averaging a frigid -4°C (26°F), peaking at only 9°C (49°F). The month is drier with 113 mm (4.4 in) of precipitation over just 12 days, though humidity remains high at 93%. For a closer look at the conditions, check out Pertisau weather in January.

In comparing the weather of September and February, we see a striking contrast in temperatures and conditions. September offers a milder climate with temperatures ranging from a low of -2°C (28°F) to a comfortable average of 11°C (53°F), peaking at a warm 24°C (76°F). In contrast, February presents a much colder environment with minimum temperatures dropping to -27°C (-16°F) and an average of -1°C (30°F), although it can reach a maximum of 15°C (59°F).

Precipitation is more pronounced in September, accumulating 161 mm (6.3 in) over 17 days, while February experiences less rainfall with 96 mm (3.8 in) across 13 days. Humidity levels are relatively high in both months, with September at 83% and February slightly higher at 89%. For more specific details on February weather, you can visit Pertisau weather in February.

In comparing the weather between September and March, we observe notable differences in temperature and conditions. September boasts a milder climate with minimum temperatures around -2°C (28°F), averaging 11°C (53°F), and can reach up to 24°C (76°F). This month also experienced substantial rainfall, totaling 161 mm (6.3 in) over 17 days, while maintaining a humidity level of 83%.

In contrast, March is characterized by significantly colder temperatures, with a minimum of -22°C (-7°F) and an average of only 1°C (35°F). The maximum temperature reaches 18°C (64°F), indicating a sharp transition as spring approaches. Precipitation in March is lower at 108 mm (4.2 in), occurring over 15 days, accompanied by a slightly higher humidity of 86%.

For more detailed information, you can check Pertisau weather in March.

In comparing the weather of September and April, we see notable differences in temperature and precipitation patterns. September tends to be milder with average temperatures around 11°C (53°F), fluctuating between a minimum of -2°C (28°F) and a maximum of 24°C (76°F). In contrast, April is cooler, with an average temperature of 6°C (43°F), ranging from a low of -14°C (7°F) to a high of 23°C (74°F). Precipitation is higher in September, with 161 mm (6.3 in) over 17 days, compared to April's 102 mm (4.0 in) over 13 days. However, both months share similar humidity levels at 83%. For more detailed information on April weather, you can check Pertisau weather in April.

When comparing the weather in September and May, September generally offers milder temperatures, with an average reaching 11°C (53°F) compared to May's average of 9°C (49°F). However, May can experience more extreme low temperatures, with a minimum of -9°C (16°F), while September's minimum is slightly warmer at -2°C (28°F). Precipitation in May is also higher, totaling 223 mm (8.8 in) over 23 days, compared to September's 161 mm (6.3 in) over 17 days. Humidity levels are somewhat elevated in September at 83%, compared to May's 78%. For more details on the weather patterns in May, you can refer to Pertisau weather in May.

When comparing the weather in September to that of June, notable differences emerge. September experiences cooler temperatures, with a minimum of -2°C (28°F) and an average of 11°C (53°F), while June offers a milder range with a minimum of 0°C (33°F) and an average of 15°C (59°F). The maximum temperatures in June reach up to 31°C (88°F), significantly higher than September's maximum of 24°C (76°F). Additionally, September sees more precipitation, totaling 161 mm (6.3 in) over 17 days, compared to June's 197 mm (7.8 in) across 19 days. Despite this, humidity levels are slightly lower in June at 79%, compared to September's 83%. For more details on June weather, check out Pertisau weather in June.

In comparing the weather between September and July, September presents cooler temperatures with a minimum of -2°C (28°F), averaging 11°C (53°F), and peaking at 24°C (76°F). In contrast, July features a warmer climate, with minimum temperatures of 5°C (41°F), an average of 15°C (60°F), and a maximum of 32°C (90°F). While July experiences slightly more precipitation at 224 mm (8.8 in) over 20 days, September also sees significant rainfall, totaling 161 mm (6.3 in) across 17 days. Humidity levels remain relatively similar, with September at 83% and July at 82%. For more detailed information, you can explore Pertisau weather in July.

September's weather presents a noticeable transition towards cooler temperatures compared to August. With a minimum temperature dropping to -2°C (28°F) and an average of 11°C (53°F), September is significantly chillier, while August enjoys milder conditions with lows of 4°C (40°F) and an average of 15°C (60°F). Additionally, September experiences more days of rain—17 days and total precipitation of 161 mm (6.3 in), compared to 19 days of rainfall in August with a higher total of 220 mm (8.7 in). Humidity levels are relatively similar, at 83% in September and 80% in August. This shift marks September as a time of cooling and increased rainfall. For more detailed information, you can check out the link: Pertisau weather in August.

In September, the weather is generally milder, with temperatures ranging from a minimum of -2°C (28°F) to a maximum of 24°C (76°F) and an average of 11°C (53°F), accompanied by 161 mm (6.3 inches) of precipitation over 17 days. By contrast, October chills down slightly with a minimum of -3°C (27°F), an average of 8°C (46°F), and a maximum of 21°C (69°F), along with reduced rainfall of 132 mm (5.2 inches) across 12 days. Interestingly, October sees a slight increase in humidity, rising to 90% compared to September's 83%. For a more detailed look at October weather, check out Pertisau weather in October.

In September, the weather exhibits a broader temperature range with a minimum of -2°C (28°F), an average of 11°C (53°F), and a maximum of 24°C (76°F). This month experiences considerable rainfall with 161 mm (6.3 in) of precipitation spread over 17 days, coupled with a humidity level of 83%.

In contrast, November brings colder conditions, with a minimum temperature dropping to -14°C (7°F) and an average of only 2°C (36°F), though it can reach a maximum of 16°C (61°F) on warmer days. Precipitation decreases to 90 mm (3.5 in) across 10 days, while humidity slightly rises to 89%. For a closer look at how November weather specifically affects Pertisau, you can visit Pertisau weather in November.

September and December weather present notable contrasts. In September, temperatures range from a mild minimum of -2°C (28°F) to a pleasant maximum of 24°C (76°F), with an average of 11°C (53°F). The month experiences considerable rainfall, totaling 161 mm (6.3 in) across 17 days and a humidity level of 83%. Conversely, December sees a significant drop in temperatures, with a minimum of -20°C (-3°F) and an average of -2°C (29°F), peaking at just 11°C (51°F). Precipitation is slightly lower at 143 mm (5.6 in) over 18 days, but humidity increases to 90%. For more detailed insights on December weather, visit Pertisau weather in December.

Compare Pertisau's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Pertisau

As the summer warmth fades, September in Pertisau introduces a remarkable transition in weather patterns. With an average temperature that cools to a refreshing 11°C, the month boasts pleasant days sprinkled with occasional briskness, unlike the sweltering heat of mid-summer. Frequent rainfall—tallying 161 mm over approximately 17 days—can bring a cozy ambiance, fostering vibrant autumn foliage. The increased humidity at 83% adds a gentle crispness to the air, creating a uniquely refreshing atmosphere perfect for enjoying outdoor excursions. For a deeper dive into Pertisau's intriguing weather dynamics, explore the Pertisau Climate.