September Weather in Imst, Austria

Last updated: February 26, 2025

September weather in Imst, Austria features a delightful blend of cool temperatures and crisp mountain air. With a maximum of 22°C (71°F) and an average of 9°C (48°F), the month transitions from summer warmth to the onset of autumn. Visitors should prepare for chilly nights, as temperatures can dip to a minimum of -9°C (16°F). Rainfall is a prominent feature, with 158 mm (6.2 in) of precipitation over about 17 days, contributing to the region's lush landscapes. The high humidity level at 83% adds to the fresh, invigorating feel of the air, making September an appealing time for outdoor enthusiasts to explore the stunning natural beauty of Imst.

September Temperature in Imst

In September, Imst, Austria, begins to transition from the warm embrace of summer to the cooler touches of autumn. With a minimum temperature of -9°C (16°F) and an average of 9°C (48°F), the weather is pleasantly mild yet hints at the approaching chill. The maximum temperature reaches a comfortable 22°C (71°F), allowing for enjoyable outdoor activities amidst the stunning fall foliage. This month serves as a gentle reminder of the changing seasons, as temperatures gradually decline from the summer highs, making September an ideal time to experience the region's breathtaking landscapes without the intensity of the peak summer heat.

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

The chart illustrates September temperature patterns in Imst, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec202529364353545447403122
Data source: Temperature data for Imst 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 Imst

In September, Imst, Austria experiences a notable shift in its precipitation patterns, with a total of 158 mm (6.2 in) of rain falling over 17 days. This marks a decline from the wetter summer months, yet still showcases a substantial volume, reflecting the transition into autumn. August might have been the peak of rainfall, at 214 mm (8.4 in), but September maintains a steady average that underscores the region's characteristic wetness leading into the fall. As the days shorten and temperatures begin to cool, the frequent showers offer a refreshing change while preparing the landscape for the impending winter months. This seasonal ebb and flow of precipitation highlights the resilience of Imst's climate, making it a dynamic environment throughout the year.

September Precipitation Trends in Imst

The chart displays monthly precipitation patterns in Imst, 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.
JanFebMarAprMayJunJulAugSepOctNovDec110821039120018520821415812589132
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Imst

In Imst, Austria, September marks a transition in humidity levels, maintaining a relatively comfortable 83% that reflects the lingering warmth of late summer. After a gradual decline from 93% in January to 78% in May, humidity begins to stabilize during the summer months, peaking at 82% in July. As autumn approaches, the humidity dips slightly through August and September before rising again with the colder months ahead. This pattern illustrates a subtle yet distinct ebb and flow, where the moisture in the air begins to rise once more, suggesting a transition towards the chilly, damp winter months that can reach 90% in both October and December.

September Average Humidity in Imst

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

As we move into September in Imst, Austria, the UV Index drops to a high of 7, indicating a slight easing from the intense summer levels that reached their peak at 10 in July and August. With a burn time of 25 minutes, outdoor enthusiasts should remain mindful of sun exposure, especially as the crispness of autumn approaches. This month reflects a transition from the very high UV Index of the peak summer months while still requiring protection from sun damage. Compared to April's UV Index of 8, this decrease shows a natural seasonal trend, suggesting that while the days are still inviting, the risks are notably lower. Be sure to stay informed and protect your skin while enjoying the beautiful September scenery. For more details, visit Imst UV Index.

Maximum UV Index Levels in Imst for September

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

In September, Imst, Austria, continues to bask in the glow of summer, capturing 309 hours of sunlight. While this marks a noticeable decline from the peak of July's gloriously bright 410 hours, it still provides ample opportunity for outdoor activities amidst the vibrant autumn foliage. The sunshine begins to taper off as the days shorten, transitioning smoothly into the cooler months. May and June boast the highest summer totals, each exceeding 360 hours, showcasing Imst’s allure during the warmer seasons. As October approaches, sunshine becomes less frequent, averaging 288 hours, beckoning residents and visitors alike to embrace the crisp air and scenic vistas as summer's warmth gently gives way to autumn's charm.

Monthly Sunshine Duration in Imst: September Highlighted

The September sunshine duration represents the total number of hours Imst 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.
JanFebMarAprMayJunJulAugSepOctNovDec180h243h313h355h364h389h410h371h309h288h235h204h
Data source: Imst September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Imst During September

In Imst, Austria, September boasts a 40% chance of sunny weather, making it one of the more favorable months for sunshine. This marks a slight increase compared to the summer months of July and August, which see only 30% and 29%, respectively. The sunny prospects in September are on par with April and October, both also sitting at 40%. As the summer warmth transitions into autumn, it’s clear that the likelihood of clear skies remains steady, suggesting an inviting opportunity for outdoor activities amidst the stunning alpine backdrop. With this moderate chance of sun, September offers a delightful balance of pleasant weather and beautiful autumn scenery.

Percentage of Sunny Days in September in Imst

The chart illustrates the percentage of sunny days in Imst 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 Imst experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%43%41%39%29%33%30%29%40%40%37%37%
Data source: Imst September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Imst in September

As summer fades into autumn in Imst, Austria, the daylight duration gracefully transitions from a peak of 15 hours in the height of summer to a more moderate 12 hours in September. This month marks a subtle shift, where the warm, long days of July and August give way to the crisp autumn air. The decrease in daylight, while noticeable, still offers plenty of sunlight for outdoor adventures. As we look back, it's clear that the days start off long in spring, reaching their zenith in the summer months, before slowly tapering off as autumn approaches. This rhythm of light and darkness not only defines the seasons but also shapes the vibrant culture and lifestyle of Imst’s residents.

Average Daylight Hours in Imst for September

The chart illustrates the variation in daylight duration in Imst throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 57m10h 16m11h 56m13h 38m15h 5m15h 50m15h 26m14h 8m12h 30m10h 49m9h 19m8h 32m
Data source: Imst daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Imst

As summer fades and autumn approaches, September in Imst, Austria is marked by gentle breezes that echo the transition of the seasons. With an average wind speed of 1.2 m/s (3 mph), the winds are soft, creating a serene atmosphere perfect for reflection and outdoor activities. This month continues a trend observed from August, where wind speeds have gradually decreased, suggesting a tranquil lead-up to the more dynamic winds expected in October. Despite the calmness, the subtle shifts in airflow can often be felt as nature prepares for the colder months ahead, lending a unique charm to Imst’s early autumn landscape.

Average September Wind Speed in Imst

The chart displays monthly wind speed patterns in Imst, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.51.31.41.51.31.31.21.2 m/s1.41.31.5
Data source: Imst September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Imst Compares to Other Months

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

September and January present strikingly different weather patterns. In September, temperatures range from a chilly -9°C (16°F) at night to a pleasant 22°C (71°F) during the day, with an average of 9°C (48°F). The month sees considerable precipitation at 158 mm (6.2 in), occurring over 17 days, and a relatively high humidity level of 83%. In contrast, January experiences much colder conditions, with temperatures plunging to a minimum of -31°C (-24°F) and an average of -7°C (20°F), peaking at just 7°C (45°F). Precipitation is lower at 110 mm (4.3 in) over 12 days, and the humidity is slightly higher at 93%. For a more detailed look at January weather in the region, you can check out Imst weather in January.

The weather in September is noticeably milder compared to February, with temperatures ranging from a minimum of -9°C (16°F) to a maximum of 22°C (71°F) and an average of 9°C (48°F). In contrast, February experiences much colder conditions, with temperatures plunging to a minimum of -23°C (-9°F) and peaking at 11°C (51°F), resulting in an average of -4°C (26°F). Additionally, September has significantly higher precipitation at 158 mm (6.2 in) over 17 days, compared to February’s 82 mm (3.2 in) across just 12 days, although February's humidity is slightly higher at 89%. For a detailed look at February's weather specifics, you can check Imst weather in February.

In September, the weather features a milder temperature range, with minimums around -9°C (16°F) and maximums reaching up to 22°C (71°F), resulting in an average of 9°C (48°F). This month experiences considerable precipitation, averaging 158 mm (6.2 in) over 17 days, and maintaining a humidity level of 83%. In contrast, March presents a much colder atmosphere, with temperatures dipping to a minimum of -23°C (-10°F) and averaging -1°C (30°F), while max temperatures reach only 14°C (57°F). March sees less precipitation, with a total of 103 mm (4.0 in) across 16 days, and slightly higher humidity at 86%. For more detailed information, you can check Imst weather in March.

The weather in September contrasts notably with that of April, reflecting the transition from late summer to early autumn. In September, temperatures range from a minimum of -9°C (16°F) to a comfortable average of 9°C (48°F), peaking at 22°C (71°F). This month experiences a higher precipitation level of 158 mm (6.2 in) over about 17 days, while humidity remains consistent at 83%. In comparison, April is cooler, with minimum temperatures dropping to -19°C (-2°F) and an average of 2°C (37°F), only reaching a maximum of 17°C (63°F). Additionally, it sees less rainfall (91 mm or 3.6 in) over 13 days, yet maintains the same humidity level of 83%. For more detailed insights into April's weather, you can check Imst weather in April.

In comparing the weather conditions of September and May, we observe distinct variations. September experiences a mild average temperature of 9°C (48°F), with maximums reaching up to 22°C (71°F), making it generally warmer than May, which has a lower average of 6°C (43°F) and peaks at 24°C (75°F). However, May is cooler with a minimum temperature of -13°C (8°F), compared to September's minimum of -9°C (16°F). Additionally, May has higher precipitation levels, recording 200 mm (7.9 in) over 23 days, whereas September sees 158 mm (6.2 in) across 17 days. Despite this, September tends to be slightly more humid at 83%, compared to 78% in May. For more detailed insights, you can refer to Imst weather in May.

When comparing the weather in September and June, distinct seasonal differences emerge. September experiences a wider range of temperatures, with a minimum of -9°C (16°F) and a maximum of 22°C (71°F), while June generally sees milder conditions, with temperatures ranging from -2°C (28°F) to a high of 27°C (82°F). Both months have substantial rainfall, with September recording 158 mm (6.2 in) over 17 days and June slightly wetter at 185 mm (7.3 in) over 22 days. Interestingly, September has higher humidity at 83%, compared to June's 79%. For more specific details about Imst during June, you can check Imst weather in June.

When comparing the weather in September and July, there are notable differences in both temperature and precipitation. September experiences cooler temperatures, with a minimum of -9°C (16°F) and an average of 9°C (48°F), peaking at 22°C (71°F), while July is warmer with a minimum of 3°C (37°F) and highs reaching 28°C (82°F). Additionally, September sees an average precipitation of 158 mm (6.2 in) over 17 days, whereas July has a higher total of 208 mm (8.2 in) spread across 22 days. Humidity levels remain relatively consistent, with September at 83% and July slightly lower at 82%. For a more detailed look at July weather patterns, check out Imst weather in July.

In comparing the weather of September and August, September generally experiences cooler temperatures with a minimum of -9°C (16°F) and an average of 9°C (48°F), while August has milder temperatures ranging from a minimum of 0°C (31°F) to an average of 12°C (55°F). The maximum temperature in August reaches 26°C (80°F), surpassing September's maximum of 22°C (71°F). Additionally, September sees higher precipitation levels, with 158 mm (6.2 in) falling over 17 days, compared to August's 214 mm (8.4 in) over 23 days. Despite September's increased precipitation, the humidity levels are slightly higher in September at 83%, compared to 80% in August. For more details on August weather patterns, visit Imst weather in August.

September and October exhibit notable transitions in weather patterns. In September, temperatures begin to cool, with an average of 9°C (48°F) and a maximum of 22°C (71°F), while the month sees significant rainfall of 158 mm (6.2 in) spread over 17 days, accompanied by a humidity level of 83%. In contrast, October experiences even cooler temperatures, with an average of 5°C (41°F) and a maximum of 18°C (65°F). The precipitation decreases to 125 mm (4.9 in) over 13 days, but humidity rises to 90%, indicating a damp feel to the air. For more details on October conditions, you can check Imst weather in October.

In September, temperatures generally range from a brisk minimum of -9°C (16°F) to a pleasant maximum of 22°C (71°F), with an average temperature around 9°C (48°F). The month experiences significant precipitation, averaging 158 mm (6.2 in) over 17 days, contributing to a humidity level of 83%. In contrast, November brings colder temperatures, with minimums dropping to -16°C (4°F) and an average temperature of -1°C (31°F). Although the maximum temperature reaches a milder 15°C (59°F), the month sees less precipitation than September, totaling 89 mm (3.5 in) over 11 days, and a slightly higher humidity at 89%. For more detailed information, you can check out Imst weather in November.

September and December present drastically different weather conditions. In September, temperatures range from a chilly -9°C (16°F) at night to a mild 22°C (71°F) during the day, with an average of 9°C (48°F). The month receives a significant amount of precipitation, totaling 158 mm (6.2 in) over 17 days, with humidity levels around 83%. Conversely, December sees much colder temperatures, with nighttime lows plummeting to -26°C (-14°F) and daytime highs peaking at just 7°C (45°F), while the average temperature sits at -5°C (22°F). Although precipitation in December is somewhat lower at 132 mm (5.2 in) over the same number of days, humidity increases to a notable 90%. For those interested in detailed December weather conditions, Imst weather in December offers further insights.

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Conclusion: What to Expect From September Weather in Imst

As September arrives in Imst, the weather showcases a distinct transition from the warmth of summer to the coolness of autumn. With average temperatures dipping, it can feel chilly, especially in the mornings and evenings. This month experiences more frequent rainfall, typical of the shifting seasons, leading to a lush landscape and increased humidity. The days are gradually becoming shorter, and the occasional crisp breeze serves as a reminder of the upcoming cooler months. For those planning visits during this time, the enchanting scenery coupled with the vibrant fall colors makes September a unique experience, differing significantly from the warmer summer months. To learn more about Imst's weather patterns throughout the year, visit Imst Climate.