September Weather in Wels, Austria

Last updated: February 26, 2025

September in Wels, Austria offers a delightful blend of warm days and cool nights, with temperatures ranging from a maximum of 32°C (89°F) to a refreshing minimum of 2°C (37°F). The month averages around 16°C (60°F), making it a comfortable time for outdoor activities. While the skies can be moody, bringing about 74 mm (2.9 in) of precipitation over 10 days, this contributes to the area's lush greenery. With an average humidity of 82%, visitors can enjoy the crisp air and vibrant autumn colors as summer transitions to fall.

September Temperature in Wels

In Wels, Austria, September brings a delightful transition from the sweltering summer heat to the crispness of autumn. The temperatures range from a mild 2°C (37°F) as a minimum to a pleasantly warm maximum of 32°C (89°F), offering a comfortable average of 16°C (60°F). This month typically showcases warm days that encourage outdoor activities, while the evenings start to cool down, hinting at the upcoming fall. As the leaves begin to change color, September serves as a perfect backdrop for enjoying the natural beauty of the region, balancing the lingering warmth of summer with the refreshing onset of autumn.

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

The chart illustrates September temperature patterns in Wels, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec343742505868696960524136
Data source: Temperature data for Wels 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 Wels

In September, Wels, Austria, experiences a refreshing transition from the summer months, with precipitation measuring 74 mm (2.9 in) over approximately 10 days. This amount signifies a slight decrease from the preceding August, which brought 97 mm (3.8 in) of rain over 13 days, hinting at the onset of autumn as the weather becomes more temperate. While the rainfall is still considerable, the average precipitation in September remains above the levels seen in the earlier spring months, such as April's 45 mm (1.8 in). As the days grow shorter, the city's landscape transforms, benefiting from this moisture as it prepares for the cooler months ahead.

September Precipitation Trends in Wels

The chart displays monthly precipitation patterns in Wels, 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.
JanFebMarAprMayJunJulAugSepOctNovDec706067459389889774695392
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Wels

In September, Wels, Austria experiences a humidity level of 82%, maintaining a trend seen throughout the late summer months. This is notably consistent, as the humidity has hovered around the 80-82% mark from June through August, indicating a gradual transition into the autumn season. Following September, humidity levels are set to rise again in October, reaching 87%, reflecting the onset of cooler and wetter weather. Overall, the data suggests a pattern of elevated humidity in the late summer, with a slight uptick as the year progresses toward winter, where levels peak at 92% in December.

September Average Humidity in Wels

This chart illustrates the average monthly humidity levels in Wels, 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%89%87%82%76%80%80%82%82%87%89%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Wels

As summer fades into autumn, September in Wels, Austria, sees a noticeable shift in the UV Index, which drops to 6, categorizing it as high exposure. This marks a transition from the intense rays of July and August, where the UV Index peaked at 9, demanding quick retreat from the sun after just 15 minutes. In September, sunbathers can enjoy a slightly extended burn time of 25 minutes, but vigilance remains essential. With the arrival of moderate to high UV levels, this month serves as a reminder to continue sun protection. For those planning to soak up the sunshine, understanding the Wels UV Index can make all the difference in making the most of these mild early autumn days. More details can be found at Wels UV Index.

Maximum UV Index Levels in Wels for September

The chart shows the monthly maximum UV Index (UVI) for Wels 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.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Wels 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 Wels

September in Wels, Austria, boasts a delightful 302 hours of sunshine, marking a transition from the peak summer months to the crisp arrival of fall. The sun-drenched days of July and June, which shine with 423 and 396 hours respectively, gradually give way to the autumnal glow, showcasing a gentle decline in daylight. However, September retains a vibrant warmth, shining brighter than the earlier months of the year like January and February, which only muster 139 and 223 hours. This trend illustrates the region's gradual shift from summer's abundance toward the cozy embrace of autumn, making September a picturesque time to enjoy the lingering warmth before the days shorten significantly in October and beyond.

Monthly Sunshine Duration in Wels: September Highlighted

The September sunshine duration represents the total number of hours Wels 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.
JanFebMarAprMayJunJulAugSepOctNovDec139h223h290h343h356h396h423h377h302h270h215h158h
Data source: Wels September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Wels During September

In September, Wels, Austria, sees a promising 52% chance of sunny weather, marking a peak in sunshine after the summer months. As the year transitions, the likelihood of sunshine tends to wane post-July, but September stands out with a refreshing burst of sun, offering a delightful backdrop for outdoor activities. This favorable weather kicks in after a relatively stable summer, where the sunshine percentages hover around the low to mid-40s. As autumn approaches, September truly provides an ideal blend of warmth and sunlight, creating an inviting atmosphere before the cooler months take hold.

Percentage of Sunny Days in September in Wels

The chart illustrates the percentage of sunny days in Wels 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 Wels experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%38%44%40%27%41%40%33%52%39%25%19%
Data source: Wels September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Wels in September

As summer fades in September, Wels, Austria enjoys a delightful embrace of 12 hours of daylight, marking a gentle transition towards autumn. While the month begins with the remnants of summer's long days, the daylight gradually diminishes from the abundant 15 hours seen in the peak months of May through August. This reduction hints at nature's rhythm, where each season offers its own charm. With October on the horizon, Wels prepares for shorter days and longer nights, echoing the gradual retreat of sunlight as the year progresses. The shift in daylight not only heralds the arrival of fall but also invites residents and visitors to savor the vibrant hues of changing leaves under the soft glow of autumn light.

Average Daylight Hours in Wels for September

The chart illustrates the variation in daylight duration in Wels throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 50m10h 12m11h 55m13h 41m15h 12m15h 59m15h 34m14h 13m12h 31m10h 46m9h 13m8h 24m
Data source: Wels daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Wels

As September arrives in Wels, Austria, the gentle whispers of the wind begin to reveal a notable trend. With an average wind speed of 2.2 m/s (5 mph), September represents one of the calmer months of the year. This slight decrease contrasts with the gentle uptick seen in the months preceding it, such as May, which enjoys a brisk 3.2 m/s (7 mph). Moreover, the winds of autumn herald a return to the more moderate speeds that characterized the summer months, as July and August hovered around 2.3-2.4 m/s (5 mph). As the vibrant hues of fall paint the landscape, the subtle winds of September invite reflection and leisurely strolls, marking a serene transition into the coming cooler months.

Average September Wind Speed in Wels

The chart displays monthly wind speed patterns in Wels, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.02.32.62.83.22.42.32.42.2 m/s2.32.63.0
Data source: Wels September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Wels Compares to Other Months

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

In September, the weather is relatively warm with temperatures ranging from a chilly 2°C (37°F) at night to a comfortable high of 32°C (89°F) during the day, averaging around 16°C (60°F). This month sees an average of 74 mm (2.9 in) of rainfall over approximately 10 days, with humidity levels at 82%. In contrast, January brings much colder conditions, with nighttime lows plummeting to -14°C (6°F) and daytime highs reaching only up to 14°C (58°F), leading to an average temperature of just 1°C (34°F). Despite slightly less precipitation at 70 mm (2.8 in) over 11 days, the humidity increases to 91%, contributing to a brisk and chilly atmosphere. For more detailed information, you can visit Wels weather in January.

September and February present strikingly contrasting weather conditions. In September, temperatures range from a cool 2°C (37°F) at night to a warm average of 16°C (60°F) during the day, peaking at a hot 32°C (89°F). The month sees about 74 mm (2.9 in) of precipitation over roughly 10 days, with humidity levels at 82%. In contrast, February's temperatures dip significantly, with a minimum of -11°C (13°F) and an average of just 3°C (38°F), reaching a maximum of 19°C (66°F). The month experiences slightly less precipitation at 60 mm (2.4 in), occurring over 12 days, and higher humidity at 89%. For more details on February weather, you can check out Wels weather in February.

September and March present starkly contrasting weather patterns. In September, temperatures range from a cool minimum of 2°C (37°F) to a warm maximum of 32°C (89°F), with an average of 16°C (60°F), while March experiences a much chillier climate with temperatures dipping as low as -12°C (10°F) and peaking at 21°C (70°F), averaging around 6°C (42°F). Both months see a fair amount of precipitation, with September receiving 74 mm (2.9 in) over 10 days, compared to March's 67 mm (2.6 in) across 13 days. Additionally, the relative humidity is slightly higher in March at 87%, compared to 82% in September. For more details on March weather, you can refer to this link: Wels weather in March.

September and April present contrasting weather patterns. In September, temperatures range from a chilly 2°C (37°F) to a warm 32°C (89°F), with an average of 16°C (60°F), making it a month of significant warmth and occasional heat. In contrast, April boasts lower temperatures, starting at a minimum of -5°C (23°F) and peaking at 27°C (82°F), with an average of 10°C (51°F), indicating the transition from winter to spring. Additionally, precipitation in September is higher at 74 mm (2.9 in) over about 10 days, compared to April's 45 mm (1.8 in) across 8 days. Despite similar humidity levels of 82%, September tends to feel warmer and more humid due to its higher temperatures. For more details on April weather, visit Wels weather in April.

In comparing the weather of September and May, both months exhibit a range in temperatures, but September tends to be warmer overall. In September, temperatures can reach a maximum of 32°C (89°F), while May sees a slightly lower peak of 31°C (89°F). The minimum temperatures in September (2°C) are also marginally higher than those in May (1°C). Precipitation is more frequent in May, occurring over 16 days with a total of 93 mm (3.7 in), compared to September's 74 mm (2.9 in) spread over 10 days. Interestingly, September maintains a higher humidity level at 82%, whereas May has a slightly lower humidity of 76%. For a detailed look at the specifics of May weather, you can visit Wels weather in May.

When comparing the weather in September and June, distinct differences emerge. September generally features a wider temperature range, with minimums dropping to 2°C (37°F) and maximums reaching 32°C (89°F), leading to an average of 16°C (60°F). In contrast, June is warmer, with minimums of 5°C (41°F), maximums up to 35°C (95°F), and an average temperature of 20°C (68°F). Precipitation levels are relatively similar, with September receiving 74 mm (2.9 in) over 10 days, while June has 89 mm (3.5 in) across 12 days. Notably, humidity levels are comparable in both months, hovering around 80-82%. For more detailed insights on June's weather, visit Wels weather in June.

When comparing the weather of September and July, notable differences emerge. September experiences a wider temperature range, with a minimum of 2°C and a maximum of 32°C, while July maintains a milder low of 10°C and a maximum reaching up to 36°C. The average temperature in September is about 16°C, which is cooler than July's average of 20°C. Precipitation in September is slightly lower at 74 mm over 10 days compared to July's 88 mm over 13 days. Interestingly, humidity levels are quite similar, with September at 82% and July at 80%. For more details on July weather conditions, you can check Wels weather in July.

September weather tends to be cooler than August, with minimum temperatures dropping to 2°C (37°F) compared to August's 8°C (47°F). The average temperature in September is 16°C (60°F), which is significantly lower than August's average of 21°C (69°F). While September can reach a maximum temperature of 32°C (89°F), August is typically warmer with a peak of 35°C (96°F). Additionally, September experiences slightly less precipitation, recording 74 mm (2.9 in) over 10 days, while August has 97 mm (3.8 in) over 13 days. Interestingly, the humidity levels remain consistent at 82% for both months, contributing to a generally muggy feel. For more details, you can check out Wels weather in August.

September and October exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 2°C (37°F) to a maximum of 32°C (89°F), with an average of 16°C (60°F). The month experiences approximately 74 mm (2.9 in) of precipitation over 10 days, accompanied by humidity levels at 82%. In contrast, October sees a drop in both average and maximum temperatures, with a range of 0°C (33°F) to 24°C (75°F) and an average of only 11°C (52°F). Despite receiving slightly less precipitation—68 mm (2.7 in) over the same number of days—October has a higher humidity rate at 87%. For more information on the conditions specifically in Wels, you can visit Wels weather in October.

In comparing the weather between September and November, there is a notable shift in temperature and conditions. September experiences a wider range of temperatures, with minimums around 2°C (37°F) and highs peaking at 32°C (89°F), resulting in a pleasant average of 16°C (60°F). However, this month also sees higher humidity at 82% and significant rainfall totaling 74 mm (2.9 in) across about 10 days.

In contrast, November brings cooler temperatures with a minimum of -4°C (26°F) and an average of just 5°C (42°F), though the maximum rises to 20°C (69°F). Precipitation decreases slightly to 53 mm (2.1 in) over roughly 8 days, and humidity rises to 89%. For those interested in a detailed look at November's conditions, please refer to Wels weather in November.

September and December present distinctly different weather patterns. In September, temperatures range from a chilly 2°C (37°F) at night to a warm 32°C (89°F) during the day, with an average of 16°C (60°F). The month typically sees about 74 mm (2.9 in) of precipitation over 10 days, and humidity levels hover around 82%. In contrast, December brings colder conditions, with temperatures dropping to a minimum of -6°C (21°F) and an average of only 2°C (37°F). The maximum temperature is a mild 15°C (59°F), yet the month records higher precipitation at 92 mm (3.6 in) over 14 days and increased humidity at 92%. For more information, check out Wels weather in December.

Compare Wels's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Wels

As September unfolds in Wels, the weather takes on a distinct character, transitioning from the heat of summer to cooler autumn days. While temperatures can peak at a warm 32°C (89°F), the average settles at a more moderate 16°C (60°F), offering a pleasant respite. However, with an average humidity of 82%, the air can feel quite muggy, especially during the initial weeks of the month. Rainfall is also a notable feature, with about 74 mm (2.9 in) expected over 10 days, marking September as a time of increased moisture compared to the preceding months. This combination creates a dynamic climate, making it a unique period that signals the change of seasons in Wels. For a deeper dive into the climate characteristics throughout the year, check out Wels Climate.