September Weather in Kreuzlingen, Switzerland

Last updated: August 27, 2025

In September, Kreuzlingen, Switzerland experiences a delightful transition into autumn, with temperatures ranging from a pleasant maximum of 28°C (82°F) to a cool minimum of 4°C (40°F), accompanied by an average temperature of 15°C (60°F). The month brings 93 mm (3.7 in) of rainfall over 11 days, contributing to the lush greenery that surrounds the area. Humidity levels hover around 83%, adding a touch of richness to the crisp air. This combination of weather creates a captivating atmosphere, perfect for exploring the scenic landscapes and vibrant fall foliage.

September Temperature in Kreuzlingen

As summer fades into autumn, Kreuzlingen, Switzerland experiences a notable shift in temperatures throughout September. With minimums around 4°C (40°F) and a pleasant average of 15°C (60°F), the month offers a comfortable escape from the intense heat of the preceding summer months. The highs can soar up to 28°C (82°F), creating a delightful balance of warmth during the day and cooler evenings. September showcases a transition, where the lingering warmth of summer gently gives way to the crispness of fall, inviting outdoor activities amidst the stunning natural beauty of the region. It's a time where sweater weather begins to emerge, but the sun still shines bright enough for strolls by the picturesque lake.

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

The chart illustrates September temperature patterns in Kreuzlingen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kreuzlingen, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec343742505666686760514137
Data source: Temperature data for Kreuzlingen 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 Kreuzlingen

September in Kreuzlingen, Switzerland, marks a transition in precipitation patterns as summer gradually gives way to autumn. With an average rainfall of 93 mm (3.7 in) over 11 days, this month showcases a noticeable decrease from the wetter summer months, particularly August, which boasted 143 mm (5.6 in). While still substantial, September's rainfall hints at the changing season, providing a mild prelude to the cooler and often wetter October. The consistency in rainfall days also mirrors this shift, with September experiencing a slight dip in frequency compared to the previous month. As nature prepares for the onset of autumn, the balanced precipitation levels in September play an essential role in nurturing the lush landscapes that define this picturesque region.

September Precipitation Trends in Kreuzlingen

The chart displays monthly precipitation patterns in Kreuzlingen, 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. In Kreuzlingen, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec87728061124139111143939659111
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kreuzlingen

As autumn approaches in Kreuzlingen, Switzerland, September experiences a relatively comfortable humidity level of 83%. This slight increase from the summer months, where humidity dips to 80% in August, signals a transition into the wetter fall season. The trend shows a gradual decline in humidity from the icy peaks of January at 92%, sinking steadily to its low in May with 80%. However, the closing months of the year witness a resurgence in humidity, climbing back to 90% in both October and December. This cyclical pattern highlights the region's distinctive seasonal shifts, hinting at the lush, moist winters that characterize the local climate.

September Average Humidity in Kreuzlingen

This chart illustrates the average monthly humidity levels in Kreuzlingen, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Kreuzlingen is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%87%84%80%82%83%80%83%90%89%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kreuzlingen

As summer transitions into autumn in Kreuzlingen, Switzerland, the UV Index gradually cools from its peak during the hotter months. In September, the UV Index sits at a moderate 6, signaling a shift to a higher exposure category and a burn time of 25 minutes. This decrease from the very high levels seen in June through August highlights the waning intensity of the sun's rays, but caution is still warranted—protecting your skin remains essential. As the days grow shorter, the UV Index will continue to decline, entering the more moderate levels of October. For more information on UV exposure throughout the year, visit Kreuzlingen UV Index.

Maximum UV Index Levels in Kreuzlingen for September

The chart shows the monthly maximum UV Index (UVI) for Kreuzlingen 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. In September, the maximum UV index in Kreuzlingen typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Kreuzlingen 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 Kreuzlingen

In September, Kreuzlingen basks in the warmth of 315 hours of sunshine, a delightful continuation of the sunny streak that peaks in the summer months. Following the height of July with an impressive 404 hours, the sunlight gradually begins to fade, yet September still offers a vibrant outdoor atmosphere that welcomes both locals and visitors. This transitional month enjoys more sunlight than the cooler fall months, notably October's 269 hours and November's 200 hours. As the days grow shorter, the lingering sunshine in September serves as a beautiful farewell to summer, inviting all to savor the last golden rays before autumn takes hold.

Monthly Sunshine Duration in Kreuzlingen: September Highlighted

The September sunshine duration represents the total number of hours Kreuzlingen 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.
JanFebMarAprMayJunJulAugSepOctNovDec150h218h287h349h356h378h404h372h315h269h200h168h
Data source: Kreuzlingen September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kreuzlingen During September

In Kreuzlingen, Switzerland, the likelihood of enjoying sunny weather in September stands at 43%, reflecting a promising transition from the summer months. This figure aligns with the sunniest months of the year—March and April—indicating that while summer has faded, September still offers a vibrant chance for clear skies and pleasant days. Following the sunniest months, this percentage suggests a moderate consistency in sunny weather, making early autumn a delightful time to bask in the fading warmth, especially when compared to the gloomier forecasts of November and December, which drop to just 18%. Thus, September serves as a perfect bridge, allowing residents and visitors alike to savor the lingering sunshine before the chill of winter sets in.

Percentage of Sunny Days in September in Kreuzlingen

The chart illustrates the percentage of sunny days in Kreuzlingen 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 Kreuzlingen experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec14%39%43%47%34%35%33%34%43%31%18%18%
Data source: Kreuzlingen September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kreuzlingen in September

As summer wanes in Kreuzlingen, Switzerland, the daylight gradually begins to recede in September, offering approximately 12 hours of light each day. This marks a subtle transition from the peak of summer, where June, July, and August bask in a generous 15 to 14 hours of sunshine. Following the vibrant late summer, September still retains a comfortable amount of daylight, although it's a gentle decline leading towards the shorter days of autumn. As we move into October, daylight diminishes further to just 10 hours, highlighting a clear trend of decreasing light that will continue through the winter months, reminding us of nature's cyclical rhythm.

Average Daylight Hours in Kreuzlingen for September

The chart illustrates the variation in daylight duration in Kreuzlingen throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 52m10h 14m11h 55m13h 40m15h 9m15h 55m15h 31m14h 11m12h 31m10h 47m9h 15m8h 27m
Data source: Kreuzlingen daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Kreuzlingen

As summer transitions to autumn in Kreuzlingen, Switzerland, September ushers in a noticeable drop in wind speed, averaging just 1.9 m/s (4 mph). This marks the lowest point of the year, continuing a gentle decline from the warmer months of May through August, where wind speeds were relatively mild and stable. The gradual decrease in wind activity suggests a serene shift in scenery, as the vibrant hues of fall take hold. Following September, wind speeds slightly rebound in October, hinting at nature's balance. This reflective period creates a calm atmosphere, perfect for enjoying the beauty of the changing season.

Average September Wind Speed in Kreuzlingen

The chart displays monthly wind speed patterns in Kreuzlingen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.92.42.52.63.32.02.12.21.9 m/s2.12.32.5
Data source: Kreuzlingen September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Kreuzlingen Compares to Other Months

Weather in Kreuzlingen varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kreuzlingen, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January present strikingly different weather patterns. In September, temperatures range from a pleasant 4°C (40°F) at night to a warm 28°C (82°F) during the day, with an average of 15°C (60°F). This month sees around 93 mm (3.7 in) of precipitation, typically over 11 days, accompanied by a relatively high humidity level of 83%. In contrast, January experiences colder temperatures, with a minimum of -10°C (14°F) and a maximum of 14°C (57°F), leading to an average temperature of just 1°C (34°F). The precipitation is slightly lower at 87 mm (3.4 in) over the same number of days, while humidity rises to 92%. For more detailed information, check out Kreuzlingen weather in January.

September and February present contrasting weather patterns. September typically enjoys a milder climate with average temperatures ranging from a chilly 4°C (40°F) at night to a warm 28°C (82°F) during the day, accompanied by 93 mm (3.7 in) of precipitation over 11 days and a humidity level of 83%. In contrast, February experiences much colder conditions, with temperatures dipping as low as -11°C (13°F) at night and reaching a maximum of 18°C (64°F) during the day. The month sees slightly less rainfall at 72 mm (2.8 in) over 12 days, and humidity remains high at 89%. For more details about February weather, you can visit Kreuzlingen weather in February.

When comparing the weather in September and March, significant differences become apparent. September boasts a mild average temperature of 15°C (60°F), with maximums reaching up to 28°C (82°F), making it a pleasant time of year. In contrast, March presents a cooler atmosphere, with average temperatures around 6°C (42°F) and even minimums dipping as low as -11°C (12°F). Although September experiences slightly more precipitation at 93 mm (3.7 in) over 11 days, March sees a comparable 80 mm (3.1 in) spread over 16 days, suggesting a higher frequency of rainy days. The humidity in March is slightly elevated at 87%, compared to September's 83%. For a detailed outlook on March weather patterns, you can check Kreuzlingen weather in March.

In September, temperatures range from a minimum of 4°C (40°F) to a maximum of 28°C (82°F), with an average temperature of 15°C (60°F). The month experiences 93 mm (3.7 in) of precipitation over 11 days, contributing to a relatively high humidity of 83%. In contrast, April sees cooler conditions, with temperatures dipping as low as -3°C (27°F) and peaking at 25°C (77°F), averaging at 10°C (50°F). The precipitation in April is lower at 61 mm (2.4 in) over 9 days, with humidity slightly higher at 84%. For a more detailed view of April weather trends, you can check out Kreuzlingen weather in April.

In comparing the weather of September and May, both months showcase a range of temperatures, but with subtle differences. September typically experiences slightly warmer temperatures, with averages around 15°C (60°F), peaking at 28°C (82°F), while May sees an average of 14°C (57°F) and a maximum of 29°C (85°F). Precipitation is higher in May, with 123 mm (4.9 in) recorded over 16 days, compared to September's 93 mm (3.7 in) across 11 days; however, humidity levels remain similar, with September at 83% and May at 80%. For a detailed look at the weather patterns specific to May, check out Kreuzlingen weather in May.

In comparing the weather of September and June, we see notable differences in both temperature and precipitation. September experiences a minimum temperature of 4°C (40°F) and an average of 15°C (60°F), while June starts at a higher minimum of 8°C (47°F) and boasts a more pleasant average of 19°C (66°F). The maximum temperatures in June can reach as high as 33°C (92°F), compared to September's maximum of 28°C (82°F), making June generally warmer.

Precipitation is more pronounced in June, with 139 mm (5.5 in) over 14 days, versus September's 93 mm (3.7 in) across 11 days, indicating a wetter June. Interestingly, both months maintain similar humidity levels, with September at 83% and June slightly lower at 82%. For a more detailed look at June's weather patterns, you can visit Kreuzlingen weather in June.

When comparing the weather in September and July, there are notable differences in temperature and precipitation. September experiences cooler temperatures, with a minimum of 4°C (40°F) and an average of 15°C (60°F), while July is warmer, boasting a minimum of 10°C (50°F) and an average of 20°C (68°F). The maximum temperatures also reflect this trend, with September peaking at 28°C (82°F) compared to July's 33°C (92°F). Precipitation is slightly higher in July, totaling 111 mm (4.4 in) over 16 days, compared to September's 93 mm (3.7 in) on 11 days. Interestingly, both months experience similar humidity levels at 83%. For more detailed insights, check out Kreuzlingen weather in July.

In September, the weather is noticeably cooler than in August, with minimum temperatures dropping to 4°C (40°F) compared to August's minimum of 9°C (48°F). The average temperature in September is 15°C (60°F), which is significantly lower than the 20°C (68°F) average in August, while the maximum temperature in September reaches 28°C (82°F), still comfortable but less extreme than August's high of 34°C (93°F). Additionally, September experiences more precipitation, totaling 93 mm (3.7 inches) over 11 days, compared to August's 143 mm (5.6 inches) over 15 days. Humidity levels remain relatively high in both months, with September at 83% and August at 80%. For more detailed information, you can visit Kreuzlingen weather in August.

September and October exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 4°C (40°F) to a maximum of 28°C (82°F), with an average of 15°C (60°F). The month experiences about 93 mm (3.7 in) of precipitation over 11 days, and humidity levels hover around 83%. In contrast, October brings cooler temperatures, with a minimum of 2°C (36°F), an average of 11°C (52°F), and a maximum of 22°C (72°F). Rainfall increases slightly to 96 mm (3.8 in) over 13 days, and humidity rises to 90%. For more detailed information about the weather during this time, check out Kreuzlingen weather in October.

September and November exhibit distinct contrasts in weather patterns. In September, temperatures range from a mild 4°C (40°F) at night to a warm 28°C (82°F) during the day, with an average of 15°C (60°F). This month sees more rainfall, totaling 93 mm (3.7 inches) over 11 days, coupled with a lower humidity of 83%. In contrast, November brings chillier conditions, with temperatures dropping to a minimum of -2°C (29°F) and a maximum of 19°C (66°F), averaging just 5°C (42°F). Despite having the same number of rainy days, November's precipitation is lighter at 59 mm (2.3 inches) and a higher humidity level of 88%. For more details on November weather, visit Kreuzlingen weather in November.

In September, the weather is much warmer, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 28°C (82°F) and an average of 15°C (60°F). It experiences an average rainfall of 93 mm (3.7 in) over about 11 days, paired with a humidity level of 83%. In contrast, December brings a significant chill, with temperatures dropping to a minimum of -4°C (26°F) and a maximum of 13°C (56°F), averaging just 3°C (37°F). Rainfall is slightly higher at 111 mm (4.4 in) spread over 18 days, accompanied by a higher humidity level of 90%. For more detailed weather information, you can check Kreuzlingen weather in December.

Compare Kreuzlingen's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Kreuzlingen

As summer transitions into autumn, September in Kreuzlingen reveals a unique blend of warmth and coolness that sets it apart from the neighboring months. Expect pleasantly mild days with maximum temperatures occasionally reaching a balmy 28°C, contrasting with cooler nights where temperatures dip to a crisp 4°C. The increased humidity levels around 83% contribute to a refreshing atmosphere, while the 11 days of rainfall and a total precipitation of 93 mm signal the arrival of the fall season. This month serves as a gentle reminder of nature's shift, making it an ideal time to enjoy the picturesque landscapes of Kreuzlingen. For a deeper insight into the climate characteristics throughout the year, visit Kreuzlingen Climate.