September Weather in Spital am Semmering, Austria

Last updated: February 26, 2025

In September, Spital am Semmering, Austria, experiences a diverse climate marked by temperature fluctuations, with highs reaching up to 26°C (78°F) and lows dipping to -2°C (29°F). The average temperature hovers around a comfortable 13°C (55°F), making it a pleasant time for outdoor activities. However, visitors should be prepared for moderate rainfall, as the area sees an average precipitation of 116 mm (4.6 in) across 14 days. With a humidity level of 65%, the weather can feel refreshing yet slightly damp, perfect for enjoying the scenic beauty of this picturesque region.

September Temperature in Spital am Semmering

In September, Spital am Semmering experiences 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 comfortable maximum of 26°C (78°F), the average temperature settles at about 13°C (55°F). This month marks a significant drop compared to the peak summer months, yet it still offers pleasant days ideal for exploring the stunning landscapes. As the leaves begin to change, visitors can enjoy cooler evenings while basking in the lingering warmth of early autumn days—perfect for hiking or simply enjoying the serene alpine scenery.

September Weather in Spital am Semmering: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Spital am Semmering, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec283236455262636355473831
Data source: Temperature data for Spital am Semmering 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 Spital am Semmering

In September, Spital am Semmering experiences a noteworthy blend of moisture, recording 116 mm (4.6 in) of precipitation over 14 days. This indicates a moderate decline from the summer peak in August, where rainfall reached 164 mm (6.4 in), yet still marks a significant amount for early autumn. The transition into fall is characterized by a harmonious balance of rain, providing vitality to the lush landscapes while hinting at the cooler months ahead. Overall, September's precipitation plays a crucial role in preparing the region for the drier days of October, emphasizing the natural rhythms of this beautiful Austrian enclave.

September Precipitation Trends in Spital am Semmering

The chart displays monthly precipitation patterns in Spital am Semmering, 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.
JanFebMarAprMayJunJulAugSepOctNovDec48465371139123145164116726772
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Spital am Semmering

In September, Spital am Semmering experiences a noticeable shift in humidity, settling at a comfortable 65%. This marks a slight increase from the 60% registered in August, hinting at the transition into autumn. Over the months, humidity tends to peak in the cold winter months, with January reaching a high of 90%, while late summer shows a gradual decline towards lower levels. As the year progresses into October, humidity spikes again to 84%, indicating that the crispness of fall is short-lived. This seesaw pattern creates a dynamic climate, providing residents and visitors with a refreshing blend of crisp autumn air and returning moisture as the season changes.

September Average Humidity in Spital am Semmering

This chart illustrates the average monthly humidity levels in Spital am Semmering, 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.
JanFebMarAprMayJunJulAugSepOctNovDec90%84%78%73%71%73%70%60%65%84%89%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Spital am Semmering

As September rolls in Spital am Semmering, the UV Index takes a notable dip to 6, categorizing the sun's intensity as high. After the peak of summer, when the UV Index soared to 9, this month offers a brief respite while still calling for caution. With a burn time of 25 minutes, it's important to keep sun protection in mind, balancing outdoor activities with safety. As the days grow shorter and cooler, sun exposure becomes less intense, but September still reminds us of the sun's power. For more detailed information, check out the Spital am Semmering UV Index.

Maximum UV Index Levels in Spital am Semmering for September

The chart shows the monthly maximum UV Index (UVI) for Spital am Semmering 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.
JanFebMarAprMayJunJulAugSepOctNovDec235689986432
Data source: Spital am Semmering 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 Spital am Semmering

September in Spital am Semmering, Austria, is marked by a delightful 310 hours of sunshine, perfectly capturing the essence of early autumn. Following the sun-drenched heights of summer, where July reigns supreme with 411 hours, September retains a generous luminosity, offering a warm embrace for those savoring the last days of warmth. As the days begin to shorten, the sunlight gradually recedes, dipping to 277 hours in October and further into the softer glow of winter months. However, the sunny disposition of September showcases a significant trend in the region, with a steady decline in sunshine hours from the summer peak, yet still providing ample opportunity for outdoor adventure and breathtaking alpine views amidst the fading summer hues.

Monthly Sunshine Duration in Spital am Semmering: September Highlighted

The September sunshine duration represents the total number of hours Spital am Semmering 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.
JanFebMarAprMayJunJulAugSepOctNovDec160h227h300h342h350h395h411h373h310h277h211h178h
Data source: Spital am Semmering September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Spital am Semmering During September

September in Spital am Semmering brings a promising likelihood of sunny weather, with a 45% chance of sunshine—a figure that mirrors the warmth of June and stands out as one of the higher probabilities in the year. As summer fades, the chances of bright days hold steady compared to the preceding months of July and August, which see a slight decline in sunny potential. This trend indicates a favorable transition into autumn, where the beautiful landscapes of the region can still bask in sunlight, making September a delightful month for outdoor enthusiasts and nature lovers alike.

Percentage of Sunny Days in September in Spital am Semmering

The chart illustrates the percentage of sunny days in Spital am Semmering 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 Spital am Semmering experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%39%45%33%29%46%39%35%45%36%29%21%
Data source: Spital am Semmering September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Spital am Semmering in September

As summer winds down in September, Spital am Semmering enjoys a comfortable 12 hours of daylight, making it a delightful time for outdoor excursions. Following the peak of 15 hours in June through August, sunlight begins to taper off, mirroring the natural transition into autumn. This month stands out for its blend of lingering warmth and increasing shadows, inviting a reflective pause before the brisk days of October, which will see daylight drop to 10 hours. As daylight diminishes, the vibrant hues of fall foliage beckon, offering a picturesque backdrop to the seasonal shift.

Average Daylight Hours in Spital am Semmering for September

The chart illustrates the variation in daylight duration in Spital am Semmering 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 55m13h 39m15h 7m15h 52m15h 28m14h 10m12h 30m10h 48m9h 17m8h 30m
Data source: Spital am Semmering daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Spital am Semmering

As summer transitions to autumn, September in Spital am Semmering, Austria, welcomes a gentle breeze, with an average wind speed of 1.8 m/s (4 mph) marking it as one of the calmest months of the year. This slight dip continues a trend observed from August, where the winds eased to the lowest averages of the warmer months. Historically, September serves as a serene prelude to the brisker winds typical of October and beyond. Notably, this seasonal shift is characterized by a gradual decline in wind speed from the livelier gusts of late spring and summer, emphasizing the tranquil beauty of the fall landscape as nature settles into a more subdued rhythm.

Average September Wind Speed in Spital am Semmering

The chart displays monthly wind speed patterns in Spital am Semmering, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.12.12.42.72.62.02.21.91.8 m/s2.31.82.2
Data source: Spital am Semmering September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Spital am Semmering Compares to Other Months

The weather in Spital am Semmering 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 Spital am Semmering and find detailed weather information for every month.

September and January present stark contrasts in weather. September boasts a milder climate with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 26°C (78°F), averaging around 13°C (55°F). The month experiences moderate precipitation, totaling 116 mm (4.6 in) over 14 days, accompanied by a humidity level of 65%. In contrast, January is characterized by much colder conditions, with temperatures dipping as low as -18°C (0°F) and peaking at only 12°C (53°F), averaging -2°C (28°F). This winter month brings less precipitation overall, with 48 mm (1.9 in) spread across 11 days, but a notably higher humidity level of 90%. For a closer look at the weather specifics, check out Spital am Semmering weather in January.

In September, the weather features a broader temperature range with minimums around -2°C (29°F) and maximums reaching up to 26°C (78°F), resulting in an average of 13°C (55°F). This month also experiences higher precipitation, totaling 116 mm (4.6 in) over about 14 days, coupled with a moderate humidity of 65%. Conversely, February presents a much colder climate, with temperatures dipping as low as -21°C (-5°F) and maximums capping at 17°C (62°F), yielding an average temperature of 0°C (32°F). Additionally, February has significantly less rainfall, totaling only 46 mm (1.8 in) over approximately 11 days, but with higher humidity at 84%. For a closer look at weather specifics in February, visit Spital am Semmering weather in February.

When comparing the weather of September and March, notable differences emerge. September tends to be much milder, with average temperatures around 13°C (55°F) and highs reaching up to 26°C (78°F), creating a comfortable atmosphere. In contrast, March is significantly colder, with average temperatures hovering around 2°C (37°F) and minimums falling to -18°C (1°F). Additionally, September experiences higher precipitation levels of 116 mm (4.6 in) over 14 days, while March has less rain, totaling 53 mm (2.1 in) across 13 days. Humidity also varies, with September at 65% and March slightly higher at 78%. For a deeper look into March weather specifics, visit Spital am Semmering weather in March.

When comparing September and April weather, significant differences emerge between the two months. September typically experiences a warmer climate with average temperatures around 13°C (55°F), ranging from a chilly -2°C (29°F) to a much warmer 26°C (78°F). In contrast, April is generally cooler, with an average temperature of 7°C (45°F) and a minimum that can drop to -8°C (19°F). Additionally, September sees more precipitation, with 116 mm (4.6 in) over 14 days, whereas April receives 71 mm (2.8 in) over 13 days. Humidity levels are slightly higher in April at 73%, compared to 65% in September. For a closer look at the specifics of April weather, visit Spital am Semmering weather in April.

In comparing the weather conditions between September and May, both months experience similar temperature ranges, with September seeing an average temperature of 13°C (55°F) and May slightly lower at 11°C (52°F). While September can reach a maximum of 26°C (78°F), May's peak is just a notch lower at 25°C (77°F). However, September generally experiences less rainfall than May, with 116 mm (4.6 in) of precipitation over 14 days compared to May's 139 mm (5.5 in) across 21 days, making May a wetter month overall. Additionally, humidity levels are slightly higher in May at 71%, compared to 65% in September. For a closer look at May's unique weather patterns, you can check Spital am Semmering weather in May.

When comparing the weather in September and June, both months exhibit a range of temperatures, but June tends to be warmer overall. September's temperatures range from a chilly minimum of -2°C (29°F) to a comfortable maximum of 26°C (78°F) with an average of 13°C (55°F). In contrast, June has slightly higher temperatures, with a minimum of 3°C (38°F) and a maximum of 29°C (85°F), averaging 17°C (62°F). While September experiences 116 mm (4.6 in) of precipitation over 14 days, June sees a bit more rainfall at 123 mm (4.9 in), spread over 18 days. Additionally, humidity levels are higher in June at 73%, compared to September's 65%. For more detailed information on June weather, visit Spital am Semmering weather in June.

In comparing the weather of September and July, September experiences cooler temperatures with a minimum of -2°C (29°F) and an average of 13°C (55°F), while July has milder conditions, starting at a minimum of 6°C (44°F) and averaging 17°C (63°F). The maximum temperatures in July reach up to 29°C (85°F), a noticeable contrast to September's peak of 26°C (78°F). In terms of precipitation, September receives 116 mm (4.6 in) over 14 days, slightly less than July's 145 mm (5.7 in) spread over 20 days. Humidity levels are also higher in July at 70%, compared to September's 65%. For more detailed insights into July's climate, check out Spital am Semmering weather in July.

In comparing the weather between August and September, a notable transition can be observed. August tends to be warmer, with minimum temperatures around 6°C (43°F) and a higher average of 17°C (64°F), reaching a maximum of 30°C (86°F). In contrast, September experiences cooler temperatures, with a minimum of -2°C (29°F) and an average of 13°C (55°F), peaking at 26°C (78°F). Additionally, August has significantly more precipitation, totaling 164 mm (6.4 in) over 19 days, compared to September's 116 mm (4.6 in) over 14 days. Humidity levels are relatively similar, with August at 60% and September slightly higher at 65%. For a detailed look at August weather, you can check out Spital am Semmering weather in August.

In September, the weather features a broader temperature range, with daytime highs reaching up to 26°C (78°F) and a milder average of 13°C (55°F). The month experiences considerable rainfall, totaling 116 mm (4.6 in) over 14 days and has a humidity level of 65%. In contrast, October sees cooler temperatures, with a maximum of 22°C (72°F) and an average of 8°C (47°F). Precipitation decreases to 72 mm (2.8 in) across 12 days, while humidity increases to 84%. For a more detailed look at the weather patterns, check out Spital am Semmering weather in October.

September and November weather present a notable contrast. In September, temperatures range from a minimum of -2°C (29°F) to a comfortable average of 13°C (55°F), peaking at around 26°C (78°F). The month experiences significant rainfall, totaling 116 mm (4.6 in) over 14 days, with humidity averaging 65%. Meanwhile, November brings colder temperatures, where the minimum can drop to -11°C (12°F), with an average of just 3°C (38°F) and a maximum of 17°C (63°F). Precipitation decreases to 67 mm (2.6 in) spread over 11 days, accompanied by higher humidity levels at 89%. For more detailed insights into November conditions, check out Spital am Semmering weather in November.

In September, the weather is generally milder with an average temperature of 13°C (55°F) and maximum highs reaching up to 26°C (78°F). The month experiences relatively significant rainfall, totaling 116 mm (4.6 in) over about 14 days, with a humidity level of 65%. In contrast, December brings colder conditions, with temperatures averaging -1°C (31°F) and reaching a maximum of 12°C (53°F). Although December sees less precipitation overall, amounting to 72 mm (2.8 in) over 15 days, the humidity levels rise considerably to 89%. For more detailed insights into the December climate, check out Spital am Semmering weather in December.

Compare Spital am Semmering's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Spital am Semmering

As September unfolds in Spital am Semmering, the weather marks a captivating transition from summer's warmth to autumn's embrace. With an average temperature significantly cooler than the preceding months, days are pleasantly mild, while nights can dip to chilly lows, contrasting sharply with the heat of high summer. This month also sees increased precipitation, giving rise to a lush, vibrant landscape. The combination of moderate humidity and frequent rainfall creates an enchanting atmosphere, perfect for those who enjoy the rich colors of fall. To explore more about the region's climate, check out Spital am Semmering Climate.