September Weather in Valle Aurina - Ahrntal, Italy

Last updated: March 24, 2025

Experience the enchanting September weather of Valle Aurina - Ahrntal, Italy, where daily temperatures range from a mild 21°C (71°F) at their peak to a chilly -10°C (14°F) at night. With an average temperature of 8°C (46°F), this month showcases the beauty of autumn in the Alps. Visitors can expect a total precipitation of 124 mm (4.9 in) over approximately 13 days, contributing to the lush landscape and crisp air. The region's humidity levels hover around 83%, creating a refreshing atmosphere perfect for exploring the stunning surroundings.

September Temperature in Valle Aurina - Ahrntal

As September rolls into Valle Aurina, the charm of early autumn begins to settle in, characterized by cooler temperatures that gently transition from the warmth of summer. The month opens with a minimum temperature of -10°C (14°F), while average temperatures hover around 8°C (46°F), peaking at a comfortable 21°C (71°F). This shift marks a notable dip from the sweltering highs of summer, yet the days still hold a hint of warmth, making it an ideal time for outdoor adventures. As the leaves start their transformation, visitors can enjoy the crisp mountain air and stunning landscapes, embracing the seasonal change in this picturesque Italian valley.

September Weather in Valle Aurina - Ahrntal: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Valle Aurina - Ahrntal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec182327334051535446382919
Data source: Temperature data for Valle Aurina - Ahrntal 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 Valle Aurina - Ahrntal

In September, Valle Aurina experiences a notable shift in precipitation patterns, with the month seeing 124 mm (4.9 in) of rainfall over approximately 13 days—a decrease from the wetter summer months. This reduction marks a transition from the high summer peaks, such as August's 202 mm (7.9 in), indicating the region's gradual move toward the drier autumn season. Interestingly, September's precipitation levels are similar to January and December, suggesting a potential cyclical climate pattern as summer gives way to fall. As the landscape shifts into its autumnal hues, the milder rainfall offers a refreshing end to the season while hinting at the upcoming colder months.

September Precipitation Trends in Valle Aurina - Ahrntal

The chart displays monthly precipitation patterns in Valle Aurina - Ahrntal, 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.
JanFebMarAprMayJunJulAugSepOctNovDec82678482145145171202124115114124
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Valle Aurina - Ahrntal

In September, Valle Aurina in Ahrntal, Italy, experiences a moderate humidity level of 83%, marking a slight rebound from the drier summer months of July and August, which recorded 82% and 80%, respectively. As the transition toward autumn begins, humidity is seen to subtly increase, aligning with the higher levels evident in earlier months like April at 83%. This trend suggests a gradual return to the wetter conditions typical of the upcoming fall and winter months, where humidity peaks again at 90% in October and December. Overall, September offers a refreshing balance, blending the lingering warmth of summer with the crispness of autumn.

September Average Humidity in Valle Aurina - Ahrntal

This chart illustrates the average monthly humidity levels in Valle Aurina - Ahrntal, 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 Valle Aurina - Ahrntal

As September unfolds in Valle Aurina - Ahrntal, the UV Index experiences a noticeable decline, measuring 7—a shift from the peak summer intensity but still reflecting a high level of sun exposure. With a burn time of 25 minutes, it's crucial to stay vigilant about sun protection as the days begin to cool. This gradual decrease in UV levels from the scorching highs of June and July—which both maintained an Index of 10—indicates a transition from summer's oppressive rays to the milder sun of autumn. However, as evidenced by the September readings, the potential for harmful UV exposure remains significant. For those planning outdoor activities in this breathtaking region, awareness and proper precautions are key. Learn more about how to protect yourself with the full information available at Valle Aurina - Ahrntal UV Index.

Maximum UV Index Levels in Valle Aurina - Ahrntal for September

The chart shows the monthly maximum UV Index (UVI) for Valle Aurina - Ahrntal 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.
JanFebMarAprMayJunJulAugSepOctNovDec24789101097532
Data source: Valle Aurina - Ahrntal 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 Valle Aurina - Ahrntal

In September, Valle Aurina in Ahrntal, Italy, basks in a delightful 306 hours of sunshine, wrapping up the summer season with a warm embrace. As the days shorten and autumn approaches, the region experiences a gradual decline in sunlight compared to the sun-drenched peak of July, which boasts an impressive 405 hours. Interestingly, September's sunshine still outshines the earlier months of the year, marking it as a vibrant transition from the long, radiant days of summer into the crisp and colorful canvas of fall. With 306 hours, this month reveals how the valley remains a beautiful destination, inviting visitors to enjoy the lingering warmth and rich landscapes before winter takes hold.

Monthly Sunshine Duration in Valle Aurina - Ahrntal: September Highlighted

The September sunshine duration represents the total number of hours Valle Aurina - Ahrntal 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.
JanFebMarAprMayJunJulAugSepOctNovDec189h247h312h346h355h387h405h367h306h287h227h215h
Data source: Valle Aurina - Ahrntal September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Valle Aurina - Ahrntal During September

As summer fades and September rolls in, Valle Aurina - Ahrntal experiences a moderate 39% chance of sunny weather. This is a slight increase from the summer months of July and August, both sitting at 29%. Notably, while September marks the transition to autumn, it does not dramatically drop in sunshine potential compared to earlier months like May and April, which see lower probabilities of sun at 25% and 34%, respectively. With this consistent likelihood of sunny days, September offers a perfect opportunity to enjoy the stunning landscapes and outdoor activities that this charming Italian valley has to offer.

Percentage of Sunny Days in September in Valle Aurina - Ahrntal

The chart illustrates the percentage of sunny days in Valle Aurina - Ahrntal 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 Valle Aurina - Ahrntal experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%45%41%34%25%38%29%29%40%34%32%31%
Data source: Valle Aurina - Ahrntal September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Valle Aurina - Ahrntal in September

As September unfolds in Valle Aurina - Ahrntal, the days gradually shorten, with daylight lasting for approximately 12 hours. This month represents a gentle transition from the long, sun-kissed summer days of 15 hours in June through August to the crisp, shorter days of autumn. After basking in the vibrant light of midsummer, the reduced daylight in September hints at the approaching winter months, where daylight dips to around 10 hours in October and further to just 8 hours by December. This ebb and flow of daylight not only reflects the changing seasons but also enhances the region's breathtaking landscape, offering a unique charm during this time of year.

Average Daylight Hours in Valle Aurina - Ahrntal for September

The chart illustrates the variation in daylight duration in Valle Aurina - Ahrntal throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 58m10h 17m11h 56m13h 37m15h 4m15h 48m15h 25m14h 7m12h 30m10h 49m9h 20m8h 34m
Data source: Valle Aurina - Ahrntal daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Valle Aurina - Ahrntal

As autumn begins to unfold in Valle Aurina, Italy, September presents a gentle whisper of wind, with an average speed of just 1.2 m/s (3 mph). This marks a subtle decline from the summer months, as the breezy July and August days gave way to the quieter air of early fall. Notably, September experiences the lightest winds of the year, creating a serene backdrop for the stunning alpine landscapes. Following this tranquil month, the wind picks up again in October, returning to a livelier 1.7 m/s (4 mph). This trend indicates a seasonal shift, where the serene September breezes transition into autumn’s invigorating gusts, inviting adventurers to embrace the changing beauty of this picturesque valley.

Average September Wind Speed in Valle Aurina - Ahrntal

The chart displays monthly wind speed patterns in Valle Aurina - Ahrntal, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.51.41.71.71.41.51.31.2 m/s1.71.41.6
Data source: Valle Aurina - Ahrntal September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Valle Aurina - Ahrntal Compares to Other Months

The weather in Valle Aurina - Ahrntal 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 Valle Aurina - Ahrntal and find detailed weather information for every month.

September and January exhibit stark contrasts in weather conditions. In September, temperatures range from a chilly -10°C (14°F) at night to a mild 21°C (71°F) during the day, with an average of 8°C (46°F). This month sees a fair amount of rainfall, with 124 mm (4.9 in) spread over 13 days and humidity levels at 83%. In contrast, January is significantly colder, with temperatures plummeting to a minimum of -30°C (-21°F) and peaking at just 5°C (41°F), averaging -8°C (18°F). Precipitation is also lower, totaling 82 mm (3.2 in) over 11 days, but humidity rises to 93%. This drastic difference underscores the seasonal transition from the mildness of early autumn to the harsh chill of mid-winter. For more insights, check out Valle Aurina - Ahrntal weather in January.

September and February present stark contrasts in weather conditions. In September, temperatures range from a chilly minimum of -10°C (14°F) to a pleasant maximum of 21°C (71°F), with an average of 8°C (46°F). This month experiences substantial precipitation, with 124 mm (4.9 in) spread over 13 days and a humidity level of 83%. In contrast, February is much colder, with minimum temperatures dipping to -22°C (-7°F) and a maximum of only 8°C (46°F), resulting in a much lower average of -5°C (23°F). The precipitation in February is also less at 67 mm (2.6 in) over 11 days, while humidity is slightly higher at 89%. For more insights on February weather, you can visit Valle Aurina - Ahrntal weather in February.

In comparing the weather of September and March, September presents a milder climate with temperatures ranging from a minimum of -10°C (14°F) to a maximum of 21°C (71°F), averaging 8°C (46°F). The month experiences significant precipitation of 124 mm (4.9 in) over 13 days, combined with a humidity level of 83%. In contrast, March is considerably colder, with temperatures dipping as low as -22°C (-7°F) and peaking at 11°C (52°F), averaging -3°C (27°F). Although March sees less precipitation at 84 mm (3.3 in) over 15 days, the humidity is slightly higher at 86%. For those looking for detailed insights, check out Valle Aurina - Ahrntal weather in March.

In comparing the weather between September and April, notable differences emerge in temperature and precipitation. September experiences milder conditions with average temperatures ranging from -10°C (14°F) to a pleasant max of 21°C (71°F), while April is cooler, with temperatures dipping as low as -17°C (2°F) and a max of only 15°C (59°F). Although both months record precipitation on 13 days, September sees higher totals at 124 mm (4.9 in) compared to April's 82 mm (3.2 in). Interestingly, both months share the same humidity level of 83%, contributing to a similar atmospheric feel despite the temperature variances. For more specific details on April weather, check this link: Valle Aurina - Ahrntal weather in April.

September and May present distinct transitions in weather as the seasons change. In September, temperatures range from a minimum of -10°C (14°F) to a maximum of 21°C (71°F), with an average of 8°C (46°F). The month sees about 124 mm (4.9 in) of precipitation over 13 days, accompanied by higher humidity at 83%. Conversely, May's weather offers slightly milder temperatures, with a minimum of -9°C (17°F) and an average of 5°C (41°F), peaking at 21°C (70°F). Precipitation is slightly higher in May, totaling 145 mm (5.7 in) spread across 21 days, yet the humidity is lower at 78%. For a deeper look into May's conditions, check this link: Valle Aurina - Ahrntal weather in May.

In comparing the weather of September and June, we see notable differences in temperature and precipitation patterns. September experiences a broader temperature range, with a minimum of -10°C (14°F) and a maximum of 21°C (71°F), resulting in an average of 8°C (46°F). By contrast, June presents milder conditions, featuring a minimum of -4°C (26°F) and a maximum of 27°C (81°F), which brings an average of 11°C (52°F). Additionally, June tends to be wetter, with 145 mm (5.7 in) of precipitation over 19 days compared to September's 124 mm (4.9 in) over 13 days. The humidity levels in September are slightly higher at 83%, while June maintains a comfortable 79%. For a detailed look at June's weather specifics, you can explore Valle Aurina - Ahrntal weather in June.

When comparing the weather in September and July, it becomes evident that July is the warmer month, with average temperatures ranging from a minimum of 2°C (35°F) to a maximum of 27°C (81°F) and an overall average of 12°C (53°F). In contrast, September experiences cooler temperatures, with a minimum of -10°C (14°F) and a maximum of 21°C (71°F), giving it an average of 8°C (46°F). Additionally, July has higher precipitation levels, totaling 171 mm (6.7 in) over 23 days, compared to September's 124 mm (4.9 in) across 13 days. Humidity levels are relatively similar, with July at 82% and September slightly higher at 83%. For more specific insights on July weather, you can visit Valle Aurina - Ahrntal weather in July.

In comparing the weather between August and September, we see a noticeable shift in temperature and precipitation patterns. September experiences cooler average temperatures with a minimum of -10°C (14°F), an average of 8°C (46°F), and a maximum of 21°C (71°F), compared to August's warmer temperatures that range from a minimum of -6°C (22°F) to a maximum of 25°C (77°F). Additionally, September sees increased precipitation, with 124 mm (4.9 in) over 13 days, while August has a much higher total of 202 mm (7.9 in) across 21 days. Humidity remains relatively similar, with September slightly higher at 83%, compared to August’s 80%. For a more detailed look at August weather, you can check out Valle Aurina - Ahrntal weather in August.

In September, the weather features a temperature range from a chilly -10°C (14°F) to a pleasant maximum of 21°C (71°F), with an average of 8°C (46°F). The month sees about 124 mm (4.9 in) of precipitation over 13 days, coupled with a relatively high humidity of 83%.

As October rolls in, the temperatures dip further, with lows reaching -13°C (9°F) and an average temperature of 3°C (38°F), peaking at 16°C (62°F). Precipitation decreases slightly to 115 mm (4.5 in) over 11 days, but humidity rises to 90%. For more detailed weather insights, visit Valle Aurina - Ahrntal weather in October.

In September, the weather is milder, with temperatures ranging from a minimum of -10°C (14°F) to a maximum of 21°C (71°F), and an average of 8°C (46°F). The month sees about 124 mm (4.9 in) of precipitation over 13 days, combined with a humidity level of 83%.

In contrast, November brings a significant drop in temperature, with lows reaching -19°C (-3°F) and a daily average of -2°C (29°F), peaking at 12°C (53°F). Although slightly less precipitation occurs at 114 mm (4.5 in) over 11 days, humidity rises to 89%, making the air feel even colder. For more specific details about November weather in the region, you can refer to Valle Aurina - Ahrntal weather in November.

The weather in September presents a more moderate climate compared to the stark chill of December. September's temperatures range from a minimum of -10°C (14°F) to a maximum of 21°C (71°F), with an average of 8°C (46°F). In contrast, December experiences much colder conditions, with temperatures plunging to a minimum of -24°C (-10°F) and only reaching a maximum of 4°C (40°F), averaging -7°C (20°F). Both months see similar precipitation levels, around 124 mm (4.9 in), but December often features a slightly higher number of rainy days, totaling 15 compared to September's 13. The humidity also rises from 83% in September to 90% in December, contributing to the crispness of the winter air. For more detailed information, check Valle Aurina - Ahrntal weather in December.

Compare Valle Aurina - Ahrntal's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Valle Aurina - Ahrntal

As September unfolds in Valle Aurina - Ahrntal, the weather begins to transition into autumn, offering a unique blend of warmth and coolness. Unlike the summer months where warmth prevails, September brings cooler average temperatures, with highs reaching up to 21°C and plunging to chilly lows around -10°C. This month also sees an increase in precipitation, with about half of the days witnessing rain, leading to a refreshing humidity level of 83%. These climatic shifts make September an intriguing time to experience the stunning landscapes of the valley, as the colors of nature start to transform. For a deeper insight into the region's weather patterns, check out the full Valle Aurina - Ahrntal Climate guide.