September Weather in Ortisei, Italy

Last updated: March 24, 2025

September in Ortisei, Italy presents a captivating blend of seasonal transitions, boasting a maximum temperature of 23°C (73°F) and a refreshing average of 11°C (52°F). As summer gracefully yields to autumn, temperatures can dip to a chilly minimum of -2°C (29°F), encouraging visitors to dress in layers and savor the changing scenery. With 106 mm (4.2 in) of precipitation spread over 13 days, this month brings refreshing rain showers that nurture the lush landscapes of the Dolomites. The humidity level of 83% adds to the crisp, invigorating atmosphere, making September an enchanting time to explore the natural beauty and vibrant culture of Ortisei.

September Temperature in Ortisei

September in Ortisei, Italy, offers a delightful transition from the warmth of summer to the crispness of autumn. With temperatures ranging from a minimum of -2°C (29°F) to a maximum of 23°C (73°F), the month strikes a perfect balance, showcasing an average temperature of 11°C (52°F). As the days shorten, visitors can expect a refreshing coolness, making it an ideal time for leisurely hikes amidst the stunning Dolomite scenery. This month notably marks the end of the hot summer days, as temperatures gradually dip, providing a serene backdrop for enjoying the natural beauty and outdoor activities before winter sets in.

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

The chart illustrates September temperature patterns in Ortisei, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec232933404757595952443525
Data source: Temperature data for Ortisei 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 Ortisei

In September, Ortisei, Italy, experiences a notable transition in its weather patterns, showcasing a precipitation amount of 106 mm (4.2 in), spread over 13 days. This decrease from the summer peak in August, which recorded 173 mm (6.8 in), signifies the onset of autumn, where rain becomes more sporadic yet still significant enough to keep the landscape vibrant. The precipitation starts to balance out, with October expected to bring a similar amount of rain at 110 mm (4.3 in), hinting at the gradual shift towards the cooler, wetter months ahead. Overall, September serves as a bridge, merging the remnants of summer moisture with the emerging autumn chill, creating an enchanting atmosphere in this picturesque Alpine town.

September Precipitation Trends in Ortisei

The chart displays monthly precipitation patterns in Ortisei, 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.
JanFebMarAprMayJunJulAugSepOctNovDec384660103153145147173106110142102
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Ortisei

As summer transitions into autumn, September in Ortisei, Italy sees a slight uptick in humidity, averaging around 83%. This marks a modest rebound from the drier months of May and June, where levels dipped to 78% and 79%, respectively. The humidity begins to rise again, reflecting the subtle changes in weather patterns as the region prepares for the cooler, wetter months ahead. Notably, September's humidity is consistent with the generally high moisture levels characteristic of Ortisei, which tend to peak during winter months, reaching 93% in January. As such, visitors can expect a refreshing yet mildly humid atmosphere, perfect for enjoying the breathtaking views and vibrant autumn foliage without the sweltering heat of summer.

September Average Humidity in Ortisei

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

In September, the UV Index in Ortisei, Italy, reflects a transition towards fall, registering a high value of 7. This indicates a notable decrease from the peak summer months of June and July, which both saw a very high index of 10. During September, sunbathers should still exercise caution, as the burn time is approximately 25 minutes. The trends show that as the year progresses from January's low index of 2 to May and June’s maximums, UV exposure becomes significantly more intense in the summer. As daylight hours shorten and temperatures cool, the UV index begins to taper off, but vigilance is still necessary, especially in early autumn. For more detailed insights into UV exposure, visit Ortisei UV Index.

Maximum UV Index Levels in Ortisei for September

The chart shows the monthly maximum UV Index (UVI) for Ortisei 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.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: Ortisei 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 Ortisei

In September, Ortisei, Italy basks in 315 hours of sunshine, a delightful continuation of the summer warmth that peaks in July. As the lingering rays of summer yield to the slower pace of autumn, this charming village offers a tranquil escape, with sunlight gradually tapering off from the 412 hours seen in July. Despite the decrease, September remains bright, outshining the gloom of the forthcoming months, such as October with its 287 hours and November at just 217 hours. This transitional month invites visitors to experience the breathtaking landscapes and vibrant colors of the Dolomites before the chill sets in, making it an enchanting time to explore the natural beauty of Ortisei.

Monthly Sunshine Duration in Ortisei: September Highlighted

The September sunshine duration represents the total number of hours Ortisei 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.
JanFebMarAprMayJunJulAugSepOctNovDec191h249h316h333h355h394h412h377h315h287h217h210h
Data source: Ortisei September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ortisei During September

In September, Ortisei, Italy, enjoys a 43% chance of sunny weather, reflecting a moderate likelihood of clear skies as summer transitions to autumn. This percentage is consistent with the trend observed in the warmer months, where the chance of sun hovers above 40% from June to August. Interestingly, while September's sunshine probability is slightly lower than in the peak summer months, it remains comparable to May and April. As autumn begins, the weather becomes more unpredictable, but the lingering warmth of early fall offers visitors a delightful opportunity to experience the stunning Dolomites under mostly sunny skies.

Percentage of Sunny Days in September in Ortisei

The chart illustrates the percentage of sunny days in Ortisei 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 Ortisei experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec35%51%58%47%34%43%38%44%43%46%37%46%
Data source: Ortisei September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ortisei in September

As summer transitions to autumn in Ortisei, Italy, September marks a gentle decline in daylight hours, offering a balanced mix of warm days and cooler evenings. With approximately 12 hours of daylight, the month encapsulates a golden period as summer's elongated brightness begins to wane, yet it still retains a noticeable glow compared to the shorter days ahead. This shift is a reflection of nature's rhythm, as daylight peaks in the summer months of May through July at a generous 15 hours, while the gradual descent towards winter's minimal daylight—in January, for instance, dipping to just 9 hours—is evident. September serves as a beautiful bridge, blending the vibrancy of summer with the tranquil onset of fall, inviting locals and visitors alike to relish the fading warmth before the days grow shorter.

Average Daylight Hours in Ortisei for September

The chart illustrates the variation in daylight duration in Ortisei throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 2m10h 19m11h 56m13h 35m15h15h 44m15h 21m14h 5m12h 29m10h 51m9h 23m8h 38m
Data source: Ortisei daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Ortisei

As September unfolds in Ortisei, Italy, the gentle caress of the wind signals the transition into autumn with an average wind speed of 1.1 m/s (3 mph). This slight decrease from the slightly breezier summer months highlights a calming trend as nature prepares for the colder season. The consistent wind patterns throughout the year indicate a predominantly mild climate, with January to August averaging around 1.4 m/s, while September's whisper of wind invites a more serene ambiance. As the leaves begin to change, this subtle shift in wind speed reflects the tranquil beauty of Ortisei, inviting visitors to embrace the quieter side of the Dolomites.

Average September Wind Speed in Ortisei

The chart displays monthly wind speed patterns in Ortisei, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.31.21.41.51.61.31.41.21.1 m/s1.41.11.4
Data source: Ortisei September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Ortisei Compares to Other Months

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

September weather in Ortisei is markedly milder compared to January, with average temperatures around 11°C (52°F) and highs reaching up to 23°C (73°F), while January sees much colder conditions with an average of -5°C (24°F) and maximums only hitting 7°C (44°F). Additionally, September typically experiences more precipitation, with 106 mm (4.2 in) spread over 13 days, compared to January’s lighter 38 mm (1.5 in) over just 6 days. The humidity is slightly lower in September at 83%, compared to January's high of 93%, emphasizing the chill in the air during the winter month. For more detailed information, you can check Ortisei weather in January.

In September, temperatures in Ortisei are significantly milder, with lows around -2°C (29°F) and averages reaching a comfortable 11°C (52°F), peaking at a pleasant 23°C (73°F). This month also experiences higher precipitation, with 106 mm (4.2 in) falling over about 13 days, contributing to an average humidity level of 83%. In contrast, February is much colder, with minimum temperatures dropping to -19°C (-3°F) and an average of -2°C (29°F), while the maximum only reaches 12°C (53°F). Precipitation is lower at 46 mm (1.8 in) over about 6 days, but humidity remains high at 89%. For a closer look at February weather, you can check Ortisei weather in February.

In September, the weather in Ortisei is generally milder, with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 23°C (73°F), and an average temperature of 11°C (52°F). The month also sees higher precipitation levels, totaling 106 mm (4.2 in) over approximately 13 rainy days, contributing to a relatively high humidity of 83%.

In contrast, March experiences colder temperatures, with lows plunging to -20°C (-3°F) and average highs of only 15°C (60°F). Although it is drier than September, March records 60 mm (2.4 in) of precipitation over 10 days, and humidity is slightly higher at 86%. For more detailed weather information during this time, check Ortisei weather in March.

When comparing the weather in September and April, September tends to be milder with a minimum temperature of -2°C (29°F) and an average of 11°C (52°F), peaking at a comfortable 23°C (73°F). In contrast, April often brings cooler conditions, with minimum temperatures dropping to -9°C (16°F) and an average of only 4°C (40°F), reaching a maximum of 18°C (65°F). Precipitation levels are quite similar, with September receiving 106 mm (4.2 in) over 13 days and April experiencing slightly less at 103 mm (4.1 in) across 12 days. Both months share a humidity level of 83%, creating a consistently damp atmosphere. For more specific details on April weather, you can check Ortisei weather in April.

When comparing the weather in September and May, September generally offers milder conditions with an average temperature of 11°C (52°F), while May tends to be cooler with an average of 8°C (47°F). Although both months see maximum temperatures reaching around 23°C (73°F to 74°F), September is warmer on average, with min temperatures slightly higher than May’s. However, May experiences more precipitation, accumulating 153 mm (6.0 in) over 21 days compared to September's 106 mm (4.2 in) spread across 13 days, resulting in a wetter month overall. Additionally, humidity levels are relatively high in both months, with September at 83% and May at 78%. For those interested in further details, you can explore Ortisei weather in May.

September and June exhibit notable differences in weather patterns. In September, temperatures range from a chilly -2°C (29°F) at night to a pleasant 23°C (73°F) during the day, with an average of 11°C (52°F). In contrast, June sees milder temperatures, with nighttime lows of 2°C (36°F) and daytime highs reaching 30°C (86°F), averaging 14°C (58°F). While September experiences 106 mm (4.2 in) of precipitation over 13 days and higher humidity at 83%, June has more rainfall at 145 mm (5.7 in) across 19 days, but slightly lower humidity at 79%. For more details on June weather in Ortisei, visit Ortisei weather in June.

When comparing the weather in September and July, significant differences in temperature and precipitation emerge. September typically sees cooler temperatures, with a minimum of -2°C (29°F) and an average of 11°C (52°F), while July enjoys milder conditions, featuring a minimum of 4°C (40°F) and an average of 15°C (60°F). Precipitation is also more frequent in July, with 20 rainy days contributing to a total of 146 mm (5.8 in) compared to September's 13 days and 106 mm (4.2 in). Additionally, both months experience high humidity, though September is slightly more humid at 83% compared to July's 82%. For a more detailed look at the weather specifics in July, you can visit Ortisei weather in July.

In comparing the weather between September and August, September tends to be cooler overall, with a maximum temperature of 23°C (73°F) compared to August's 28°C (83°F). The average temperature drops from 15°C (60°F) in August to 11°C (52°F) in September, reflecting a transition into autumn. Additionally, September sees a significant increase in precipitation, totaling 106 mm (4.2 in) over 13 days, in contrast to August's 173 mm (6.8 in) over 18 days. Despite this, humidity remains relatively similar, with September at 83% and August at 80%. For a detailed look at the conditions in August, you can refer to Ortisei weather in August.

September weather in Ortisei showcases a gradual transition into autumn, with temperatures ranging from a chilly -2°C (29°F) at night to a comfortable high of 23°C (73°F) during the day. The month experiences notable precipitation, totaling 106 mm (4.2 in) over an average of 13 days, coupled with a humidity level of 83%. In contrast, October sees a further drop in temperatures, with nighttime lows dipping to -5°C (23°F) and daytime highs averaging 19°C (66°F). While precipitation increases slightly to 110 mm (4.3 in), it falls over fewer days—only 8—resulting in a humidity level that creeps up to 90%. For more detailed insights into October weather, visit Ortisei weather in October.

September and November present distinct contrasts in weather conditions. In September, temperatures range from a minimum of -2°C (29°F) to a maximum of 23°C (73°F), with an average of 11°C (52°F). The month experiences 106 mm (4.2 in) of precipitation over 13 days, and humidity hovers around 83%. In contrast, November sees colder temperatures, with a minimum of -11°C (13°F) and an average of 2°C (35°F), peaking at 15°C (59°F). This month tends to be wetter, with 142 mm (5.6 in) of rainfall recorded over 11 days, and a higher humidity level of 89%. For a closer look at what to expect during this time, check out Ortisei weather in November.

September and December present strikingly different weather patterns in Ortisei. While September enjoys a milder climate with average temperatures around 11°C (52°F) and highs reaching up to 23°C (73°F), December plunges into the cold with an average of -4°C (25°F) and maximum temperatures capping at 6°C (44°F). September experiences more precipitation over more days, totaling 106 mm (4.2 in) across 13 days, whereas December sees slightly less rainfall at 102 mm (4.0 in) but over only 8 days. Additionally, humidity levels are slightly higher in December at 90% compared to 83% in September, contributing to a much chillier feel. For more detailed information on December weather, visit Ortisei weather in December.

Compare Ortisei's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Ortisei

As September arrives in Ortisei, the weather showcases a delightful transition into autumn, making it distinct from the sultry summer months. With an average temperature of around 11°C, the warmth begins to wane, replaced by cooler breezes and a notable increase in humidity, which reaches 83%. This month also brings more frequent showers, contributing to a total precipitation of 106 mm over about 13 days, contrasting sharply with the drier conditions of July and August. As the landscape transforms with the changing season, September offers a refreshing escape, inviting outdoor enthusiasts to experience the beauty of Ortisei amidst its crisp mountain air. For a deeper dive into climate patterns, explore our section on Ortisei Climate.