September Weather in Berguen, Switzerland

Last updated: August 27, 2025

September in Berguen, Switzerland, presents a stunning transition from summer to autumn, characterized by a maximum temperature of 20°C (68°F) and an average of 7°C (46°F), dipping to a chilly minimum of -11°C (13°F) at night. This month sees significant precipitation, with 134 mm (5.3 in) of rain spread across approximately 16 days, contributing to the region's lush vegetation. The humidity levels hover around 83%, creating a crisp yet invigorating atmosphere perfect for outdoor activities amidst the breathtaking alpine scenery.

September Temperature in Berguen

In September, the charming village of Berguen, Switzerland begins to transition from summer warmth to the crispness of autumn. With minimum temperatures dipping to -11°C (13°F), the area still enjoys a mild touch, reaching an average of 7°C (46°F) and a pleasant maximum of 20°C (68°F). Compared to the preceding months, September marks a clear shift as daily highs decrease from the summer peak, yet retain a comfortable warmth during the day. As the air cools in the evenings, visitors are treated to the picturesque views of autumn foliage against the backdrop of the Swiss Alps, all while wrapped in warmer layers. This month perfectly encapsulates the beauty of nature's transition, making Berguen a delightful escape for travelers seeking both adventure and serenity.

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

The chart illustrates September temperature patterns in Berguen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Berguen, 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).
JanFebMarAprMayJunJulAugSepOctNovDec162227344151535245382719
Data source: Temperature data for Berguen 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 Berguen

September in Berguen, Switzerland, marks a transition as summer fades and autumn approaches, reflected in its precipitation patterns. With 134 mm (5.3 in) of rainfall over 16 days, it's a notable month, trailing only behind the more water-rich months of August and May. The precipitation slightly dips from the summer highs, yet remains substantial, suggesting September often carries a blend of lingering warmth and the onset of cooler, wetter conditions. This month's rainfall plays a crucial role in nourishing the landscape before the autumn chill sets in, offering a vibrant backdrop as the scenery shifts from lush greens to rich autumn hues.

September Precipitation Trends in Berguen

The chart displays monthly precipitation patterns in Berguen, 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 Berguen, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec92659287161147152197134133103129
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Berguen

In September, humidity levels in Berguen, Switzerland, settle at a comfortable 83%, maintaining the moderate trend established over the summer months. While still noticeably high, this figure marks a slight increase from August's 80%, as the region transitions from the warmth of summer into the cooler embrace of autumn. The humidity begins to creep back up as the year progresses, with October bracing for a rise to 90%, reflecting the onset of the damp and chilly conditions typical of the late year. Overall, September exemplifies a balance in humidity, providing a refreshing yet slightly moist atmosphere that characterizes the transition of seasons in this picturesque alpine village.

September Average Humidity in Berguen

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

In September, Berguen experiences a UV Index of 7, indicating a high level of sun exposure where the burn time for unprotected skin is approximately 25 minutes. This marks a noticeable decrease from the very high levels observed in the peak summer months of June and July, when UV Index values reached 10. As autumn approaches, the UV Index gradually declines, transitioning to moderate levels in October. This trend highlights the importance of being mindful of sun safety even as the days grow shorter and cooler. For a more detailed look at sun exposure throughout the year, check out Berguen UV Index.

Maximum UV Index Levels in Berguen for September

The chart shows the monthly maximum UV Index (UVI) for Berguen 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 Berguen typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24789101097532
Data source: Berguen 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 Berguen

In Berguen, Switzerland, September offers a delightful transition from the summer's golden glow to the crispness of autumn. With 309 hours of sunshine, this month marks a significant shift after the vibrant peak of July, which boasts 408 hours of sunlight. As the warm embrace of summer recedes, September showcases a comforting balance, reminiscent of June's pleasant weather at 386 hours. This gentle tapering of sunshine mirrors the gradual shift towards winter, yet it remains a beautiful time to explore the breathtaking landscapes of the region, where the sun still casts a warm glow on the fading hues of summer. Visitors can revel in the lingering warmth before the days grow shorter, making September a gem in Berguen’s annual sunshine calendar.

Monthly Sunshine Duration in Berguen: September Highlighted

The September sunshine duration represents the total number of hours Berguen 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.
JanFebMarAprMayJunJulAugSepOctNovDec173h235h309h348h361h386h408h368h309h278h212h194h
Data source: Berguen September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Berguen During September

In Berguen, Switzerland, the likelihood of sunny weather in September reflects a moderate tendency towards clearer skies, with a 35% chance of sunshine. This places September near the middle of the yearly spectrum, showing a slight peak compared to the preceding summer months—July and August, which sit at 31% and 30% respectively. While the chances of sun in September aren't as pronounced as in earlier spring months, such as February and March, their consistency underscores an emerging trend of relatively stable weather patterns as summer transitions into autumn. Overall, visitors can expect a pleasantly variable climate, offering opportunities for both sun-filled adventures and cozy retreats indoors.

Percentage of Sunny Days in September in Berguen

The chart illustrates the percentage of sunny days in Berguen 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 Berguen experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%43%41%37%31%34%31%30%35%37%32%37%
Data source: Berguen September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Berguen in September

As summer fades into autumn in Berguen, Switzerland, September marks a noticeable shift in the daylight hours, offering 12 hours of sunlight. This decline follows the peak of summer, where June through August enjoyed a robust 15 hours of daylight, fostering vibrant outdoor activities and long evenings. While September witnesses a reduction, it retains more light compared to the months preceding it, such as October with only 10 hours and November's shorter days of 9 hours. This gradual shift reflects the cyclical nature of the seasons, reminding us to savor the luminous September days before they yield to the early twilight of winter.

Average Daylight Hours in Berguen for September

The chart illustrates the variation in daylight duration in Berguen throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 1m10h 18m11h 56m13h 36m15h 1m15h 45m15h 22m14h 6m12h 30m10h 50m9h 22m8h 36m
Data source: Berguen daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Berguen

As September settles into Berguen, Switzerland, the average wind speed gently drops to 1.3 m/s (3 mph), mirroring the calm that often accompanies the transition into autumn. This slight dip reflects a trend seen throughout the summer months, where wind speeds remained consistently low, hovering around the same tranquil pace. In contrast, the onset of October nudges the average back up to 1.6 m/s (4 mph), hinting at the brisker winds typical of fall. Overall, the data paints a picture of a peaceful, serene environment during September, perfect for enjoying the breathtaking alpine landscapes before the more invigorating breezes of autumn set in.

Average September Wind Speed in Berguen

The chart displays monthly wind speed patterns in Berguen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.61.41.51.61.51.51.31.3 m/s1.61.41.4
Data source: Berguen September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Berguen Compares to Other Months

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

September and January present quite contrasting weather conditions. In September, temperatures begin to transition from summer with a minimum of -11°C (13°F) and an average of 7°C (46°F), peaking at 20°C (68°F). This month experiences significant precipitation, totaling 134 mm (5.3 in) over 16 days, with humidity levels at 83%. In stark contrast, January plunges into winter, with temperatures dropping to a chilling minimum of -30°C (-21°F) and averaging -9°C (16°F), only rising to 5°C (40°F) at best. Precipitation in January is lower at 92 mm (3.6 in) over 11 days, and the humidity level is slightly higher at 92%. For a more detailed look at January weather conditions, visit Berguen weather in January.

In September, the weather is notably milder, with average temperatures hovering around 7°C (46°F) and maximums reaching 20°C (68°F). The month sees 134 mm (5.3 in) of precipitation spread over 16 days, alongside a humidity level of 83%. In contrast, February presents a much colder landscape, with average temperatures dropping to -6°C (22°F) and highs only reaching 9°C (48°F). Precipitation in February is significantly lower at 65 mm (2.6 in) over 12 days, but humidity is slightly higher at 89%. For more specific details about February weather in Berguen, you can visit Berguen weather in February.

September and March present contrasting weather patterns, reflecting the transition from summer to autumn and winter to spring, respectively. In September, temperatures range from a chilly -11°C (13°F) at night to a mild 20°C (68°F) during the day, with an average of 7°C (46°F). The month is characterized by high humidity levels at 83% and considerable precipitation of 134 mm (5.3 inches) over 16 days. In contrast, March experiences colder temperatures, dipping as low as -26°C (-14°F) at night and peaking at 11°C (52°F), with an average of -3°C (27°F). Although it receives less total precipitation—92 mm (3.6 inches)—March has similar rainfall occurrences over 16 days, accompanied by a slight increase in humidity to 87%. For more detailed information, you can check Berguen weather in March.

In comparing the weather of September and April, it’s clear that September tends to be milder, with average temperatures reaching around 7°C (46°F) and highs of 20°C (68°F). In contrast, April is significantly colder, with average temperatures around 1°C (34°F) and a maximum of only 15°C (59°F). While both months experience frequent precipitation, September sees more rainfall, totaling 134 mm (5.3 in) over about 16 days, compared to April's 87 mm (3.4 in) over 14 days. Humidity levels in both months are quite similar, hovering around 83% in September and 84% in April. For a detailed look at weather specifics, you can check out Berguen weather in April.

When comparing the weather in September and May, there are several notable differences. September tends to be a bit warmer, with average temperatures around 7°C (46°F), peaking at a maximum of 20°C (68°F), while May has slightly lower averages around 5°C (41°F), with a maximum of 21°C (69°F). Precipitation levels are higher in May, with 161 mm (6.3 in) over 23 days, compared to September's 134 mm (5.3 in) over 16 days. Additionally, the humidity is slightly higher in September at 83%, while May sees a relatively lower humidity of 80%. For more detailed information, you can check Berguen weather in May.

When comparing the weather in September and June, notable differences emerge. September experiences cooler temperatures, with a minimum of -11°C (13°F) and an average of 7°C (46°F), while June boasts slightly milder conditions, featuring a minimum of -2°C (28°F) and an average of 10°C (51°F). Additionally, June sees a higher maximum temperature of 26°C (79°F) compared to September's 20°C (68°F). Both months receive substantial precipitation, with September averaging 134 mm (5.3 in) over 16 days, slightly less than June's 147 mm (5.8 in) over 19 days. Humidity levels remain relatively consistent, with September at 83% and June at 82%. For more detailed insights, you can check the Berguen weather in June.

September experiences cooler temperatures compared to July, with minimums dropping to -11°C (13°F) and an average of 7°C (46°F), while July boasts milder conditions with a minimum of 2°C (36°F) and an average of 11°C (53°F). The maximum temperatures in September reach 20°C (68°F), whereas July sees slightly warmer maximums at 25°C (78°F). Both months have high humidity levels of 83% and substantial precipitation, though September typically has 134 mm (5.3 in) of rain over 16 days, while July records 152 mm (6.0 in) over 20 days. For more details on July's weather, check out Berguen weather in July.

In comparing the weather between September and August, we see a notable shift in temperature and precipitation. September experiences cooler temperatures, with a minimum of -11°C (13°F) and an average of 7°C (46°F), compared to August's milder minimum of 0°C (31°F) and average of 11°C (52°F). While August has a slightly higher maximum temperature of 23°C (74°F), September's peak reaches 20°C (68°F). Additionally, September sees increased precipitation, with 134 mm (5.3 in) spread over 16 days, compared to August's 197 mm (7.8 in) over 20 days. Humidity remains relatively high in both months, but September is slightly more humid at 83% versus August's 80%. For a detailed overview of the weather conditions during August, you can visit Berguen weather in August.

September and October present a noticeable shift in weather conditions. In September, temperatures range from a minimum of -11°C (13°F) to a maximum of 20°C (68°F), with an average of 7°C (46°F) and 134 mm (5.3 in) of precipitation over 16 rainy days. The humidity levels are relatively high at 83%. In contrast, October features slightly milder temperatures, with a minimum of -9°C (16°F), an average of 3°C (39°F), and a maximum of 16°C (61°F). The month sees a similar amount of precipitation, totaling 133 mm (5.3 in) but over fewer days, with rain occurring on only 12 days. The humidity rises to 90%, contributing to a more damp and chilly atmosphere. For more specific information, you can check Berguen weather in October.

September and November present stark contrasts in weather conditions. In September, temperatures range from a minimum of -11°C (13°F) to a maximum of 20°C (68°F), with an average of around 7°C (46°F). This month experiences substantial precipitation, totaling 134 mm (5.3 in) over 16 days, while humidity remains high at 83%. In contrast, November sees much colder temperatures, with a minimum of -21°C (-5°F) and an average of -3°C (27°F), peaking at 12°C (55°F). Precipitation decreases slightly to 103 mm (4.0 in) over 13 days, and humidity rises to 88%. For a detailed look at November weather, visit Berguen weather in November.

September and December present stark contrasts in weather conditions. In September, temperatures range from a chilly -11°C (13°F) to a pleasant high of 20°C (68°F), with an average of 7°C (46°F). The month experiences moderate rainfall of 134 mm (5.3 in) over 16 days, accompanied by a humidity level of 83%. In comparison, December brings significantly colder temperatures, with a minimum of -27°C (-17°F) and an average of -7°C (19°F), peaking at just 4°C (40°F). Precipitation remains similar at 129 mm (5.1 in) over the same 16 days, but humidity rises slightly to 90%. For more insights on December weather, check out Berguen weather in December.

Compare Berguen's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Berguen

As September unfolds in Berguen, it marks a noticeable transition in weather, distinctly different from the warmer summer months. The average temperature begins to dip, offering a refreshing respite with highs around 20°C, while nights can get quite chilly, often plunging down to -11°C. This month's higher humidity of 83% paired with frequent precipitation—with rain falling on about half of the days—creates a cozy, albeit wet, atmosphere. It's a time when nature radiates the vibrant colors of early autumn, making this month ideal for those who appreciate the beauty of seasonal change. For more detailed insights into the region’s climate, be sure to check out Berguen Climate.