September Weather in Entlebuch, Switzerland

Last updated: August 27, 2025

In September, the charming landscape of Entlebuch, Switzerland transforms under a tapestry of seasonal change. Temperatures range from a pleasant maximum of 26°C (79°F) to a refreshing minimum of 1°C (35°F), creating a delightful contrast between warm sunny days and crisp nights. On average, the month sees a comfortable 14°C (57°F), while humidity hovers around a high 83%, adding a distinctively lush feel to the surroundings. This month also brings a fair amount of precipitation, accumulating to 102 mm (4.0 in) over approximately 15 days. As the verdant hillsides begin to don their autumnal hues, September invites you to explore its vibrant beauty.

September Temperature in Entlebuch

In September, Entlebuch, Switzerland, experiences a pleasant transition from summer to autumn. With temperatures ranging from a chilly 1°C (35°F) at night to a comfortable 26°C (79°F) during the day, this month offers a delightful average of 14°C (57°F). As the month progresses, there’s a noticeable shift toward cooler evenings, yet the daytime warmth provides ideal conditions for exploring the breathtaking landscapes. This temperate climate continues the trend from the warmer summer months, marking September as a perfect time for outdoor adventures amidst the stunning fall foliage.

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

The chart illustrates September temperature patterns in Entlebuch, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Entlebuch, 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).
JanFebMarAprMayJunJulAugSepOctNovDec323640465362646457493935
Data source: Temperature data for Entlebuch 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 Entlebuch

In September, Entlebuch experiences a transition in its weather patterns as the summer fades and autumn approaches. With a precipitation amount of 102 mm (4.0 in) over 15 days, the month sees a slight dip from the preceding summer months, suggesting a cooling off from the wetter peak of June and July. This rainfall is consistent with the region’s trend of increasing precipitation during the warmer months, while still showcasing a robust hydrological cycle. Notably, September's precipitation levels remain significant enough to highlight a smooth shift towards the wetter, cooler months ahead, paving the way for a bountiful fall landscape.

September Precipitation Trends in Entlebuch

The chart displays monthly precipitation patterns in Entlebuch, 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 Entlebuch, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec121961148815916016515710213180152
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Entlebuch

As autumn approaches in Entlebuch, Switzerland, September's humidity levels settle at a comfortable 83%, reflecting a slight rise from the summer months. This transition showcases a refreshing consistency in moisture, which hovers around the 80% mark during the peak summer, before climbing as the year winds down. In the subsequent months, October and November will see humidity levels rise significantly, reaching 90% and 88%, respectively. This pattern suggests a gradual return to the dampness characteristic of winter, creating a picturesque environment as vibrant foliage begins to fall, setting the stage for the chilly months ahead.

September Average Humidity in Entlebuch

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

In September, Entlebuch experiences a notable transition in its UV Index, reaching a level of 6, categorizing it as high. This indicates an increased need for sun protection compared to the summer months, when the UV Index peaked at 9 in July and June. Although the burn time extends back to 25 minutes, taking precautions remains essential as the sun's strength diminishes slightly with the arrival of autumn. It's a reminder that while summer might be fading, UV rays can still pose a risk. For more detailed information about UV levels throughout the year, visit Entlebuch UV Index. This trend underscores the importance of staying informed about sun exposure to ensure your safety year-round.

Maximum UV Index Levels in Entlebuch for September

The chart shows the monthly maximum UV Index (UVI) for Entlebuch 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 Entlebuch typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986422
Data source: Entlebuch 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 Entlebuch

As summer gives way to autumn, September in Entlebuch offers a delightful blend of lingering warmth and the promise of an approaching chill. With 324 hours of sunshine, the month shines brightly, though somewhat diminished from the long, sun-soaked days of July and August, which boasted 417 and 386 hours respectively. This gradual decline continues as the year progresses, with October decreasing further to 282 hours. However, September maintains a golden glow that's perfect for outdoor adventures amidst the breathtaking alpine backdrop. As the leaves begin to turn, visitors are met with a stunning tapestry of colors, ensuring that even as sunlight wanes, the beauty of Entlebuch remains captivating and vibrant.

Monthly Sunshine Duration in Entlebuch: September Highlighted

The September sunshine duration represents the total number of hours Entlebuch 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.
JanFebMarAprMayJunJulAugSepOctNovDec165h228h300h358h372h387h417h386h324h282h222h186h
Data source: Entlebuch September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Entlebuch During September

In Entlebuch, Switzerland, September brings a moderate 37% chance of sunny weather, signaling a gentle transition from summer to autumn. This percentage shows a slight increase compared to the summer months of July and August, which hover around 34% and 35% respectively. While the likelihood of sun is higher in spring, with April peaking at 46%, September stands out as one of the more favorable months for sunny days as the year draws to a close. As nature begins to prepare for the chill of autumn, visitors can still enjoy pleasant and relatively bright days, making it a charming time to explore the scenic landscapes of this Swiss gem.

Percentage of Sunny Days in September in Entlebuch

The chart illustrates the percentage of sunny days in Entlebuch 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 Entlebuch experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec14%34%43%46%31%30%34%35%37%33%24%29%
Data source: Entlebuch September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Entlebuch in September

In September, Entlebuch experiences a gradual transition away from the long, sunlit days of summer, with daylight lasting approximately 12 hours. This marks a slight decrease from August's 14 hours, continuing the trend of diminishing daylight as the year progresses. The longer days of spring and summer, peaking in June with a full 15 hours, now give way to the shorter days of autumn and winter. As the vibrant hues of fall begin to sweep over the landscape, the reduction in daylight serves as a poignant reminder of the seasonal shift, setting the stage for the cozy, introspective months ahead.

Average Daylight Hours in Entlebuch for September

The chart illustrates the variation in daylight duration in Entlebuch throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 58m10h 17m11h 56m13h 37m15h 4m15h 49m15h 25m14h 8m12h 30m10h 49m9h 20m8h 33m
Data source: Entlebuch daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Entlebuch

As September unfolds in Entlebuch, Switzerland, the wind takes on a gentle character, averaging a modest 1.4 m/s (3 mph). This slight breeze heralds the shifting seasons, reminiscent of the calm that follows summer's peak. Interestingly, the wind speeds have been gradually declining from the more robust 2.0 m/s (4 mph) seen in the late spring months, suggesting a transition into the cozy embrace of autumn. With the upcoming months, a subtle increase to 1.6 m/s (4 mph) in October hints at a refreshing twist, allowing nature to showcase its beauty under the crisp, invigorating skies. Overall, September's wind carries a sense of tranquility as it prepares the enchanting landscapes of Entlebuch for the transformation ahead.

Average September Wind Speed in Entlebuch

The chart displays monthly wind speed patterns in Entlebuch, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.01.81.81.72.01.31.51.41.4 m/s1.61.71.8
Data source: Entlebuch September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Entlebuch Compares to Other Months

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

In September, the weather tends to be milder, with temperatures ranging from a minimum of 1°C (35°F) to a maximum of 26°C (79°F) and an average of 14°C (57°F). The month experiences about 102 mm (4.0 in) of precipitation over 15 days, with a humidity level of 83%. In contrast, January brings much colder conditions, with temperatures dropping significantly to a minimum of -13°C (9°F) and peaking at 14°C (58°F), averaging around 0°C (32°F). January sees slightly more precipitation at 120 mm (4.7 in) over 13 days, and a higher humidity level of 92%. For more details, you can visit Entlebuch weather in January.

September and February present markedly different weather patterns, reflecting the transition from late summer to winter. In September, the temperatures are generally mild, with average highs reaching up to 26°C (79°F) and lows around 1°C (35°F), accompanied by an average humidity of 83%. Precipitation is also notable in this month, with 102 mm (4.0 in) falling over approximately 15 days.

Conversely, February is much colder, featuring average temperatures ranging from a minimum of -13°C (9°F) to a maximum of 17°C (63°F), with an overall average of 2°C (36°F). The precipitation levels are slightly lower at 96 mm (3.8 in), occurring over 12 days, and humidity remains high at 89%. For more detailed information on February weather, you can visit Entlebuch weather in February.

September and March present contrasting weather conditions. In September, temperatures range from a cool 1°C (35°F) at night to a pleasant maximum of 26°C (79°F) during the day, with an average of 14°C (57°F). The month sees about 102 mm (4.0 in) of precipitation over 15 days, accompanied by a humidity level of 83%. Conversely, March experiences much colder temperatures, with a minimum of -14°C (6°F) and a daytime high reaching up to 18°C (65°F), averageing around 5°C (40°F). The precipitation slightly increases to 114 mm (4.5 in) spread over 16 days, with humidity rising to 87%. For more details, check Entlebuch weather in March.

When comparing the weather in September and April, we see notable differences in temperature and precipitation patterns. September generally offers a milder climate with average temperatures ranging from 1°C (35°F) to a maximum of 26°C (79°F), while April experiences cooler temperatures, with averages between -6°C (21°F) and 23°C (75°F). In terms of precipitation, September has slightly more rain, totaling 102 mm (4.0 in) over 15 days, compared to April's 88 mm (3.4 in) over 12 days. Despite these differences, both months showcase high humidity levels, with September at 83% and April at 84%. For a detailed look at the specific conditions in April, you can visit Entlebuch weather in April.

In September, temperatures range from a chilly 1°C (35°F) to a warm 26°C (79°F), with an average of 14°C (57°F). The humidity is relatively high at 83%, and the month experiences about 102 mm (4.0 in) of precipitation over 15 days. In contrast, May presents slightly cooler temperatures, ranging from a minimum of -2°C (29°F) to a maximum of 29°C (84°F), with an average temperature of 12°C (53°F). Although May has slightly lower humidity at 80%, it receives more rainfall, totaling 159 mm (6.3 in) across about 20 days. For more detailed insights into May weather, check out Entlebuch weather in May.

When comparing the weather in September and June, it's evident that June is generally warmer and wetter. In June, temperatures range from a minimum of 4°C (40°F) to a maximum of 33°C (91°F), with an average of 17°C (62°F). In contrast, September experiences milder temperatures, with a minimum of 1°C (35°F) and a maximum of 26°C (79°F), leading to an average of 14°C (57°F). Additionally, June sees higher precipitation levels, totaling 159 mm (6.3 in) over 18 days, compared to September's 102 mm (4.0 in) over 15 days. Humidity levels are quite similar, with September at 83% and June slightly lower at 82%. For more details, you can visit Entlebuch weather in June.

In comparing the weather between September and July, September presents cooler temperatures, with a minimum of 1°C (35°F) and an average of 14°C (57°F), in contrast to July's milder temperatures that range from a minimum of 8°C (46°F) to an average of 18°C (65°F). While July enjoys warmer peaks of up to 32°C (90°F), September reaches a maximum of only 26°C (79°F). Additionally, September experiences significantly less precipitation than July, with 102 mm (4.0 in) falling over 15 days compared to July's 165 mm (6.5 in) spread over 18 days. Both months share a consistent humidity level of 83%. For more details on July weather, you can visit Entlebuch weather in July.

In comparing the weather between September and August, it is evident that September experiences cooler temperatures, with minimums dipping to 1°C (35°F) and average highs reaching 26°C (79°F), in contrast to August's warmer range that sees minimums of 7°C (45°F) and maximums peaking at 31°C (88°F). Additionally, September has higher precipitation levels, totaling 102 mm (4.0 in) over 15 days, while August experiences 157 mm (6.2 in) of rain across 17 days. Humidity levels remain relatively similar, with September at 83% and August at 80%. For more detailed insights, you can check out Entlebuch weather in August.

September weather typically presents a warmer climate, with average temperatures reaching up to 14°C (57°F) and maximums climbing as high as 26°C (79°F). In contrast, October sees a noticeable drop in temperatures, averaging around 10°C (49°F), with highs peaking at 21°C (71°F). Additionally, while September experiences 102 mm (4.0 in) of precipitation over 15 days, October is slightly wetter, recording 131 mm (5.2 in) across 14 days, and is also more humid at 90%. For more detailed information on October weather, you can visit Entlebuch weather in October.

September and November exhibit distinct weather patterns, marking a notable transition in the seasons. In September, temperatures range from a minimum of 1°C (35°F) to a maximum of 26°C (79°F), with an average of 14°C (57°F), while November sees cooler temperatures with a low of -6°C (22°F) and a high of 20°C (68°F), averaging just 4°C (40°F). Precipitation levels are relatively high in both months, with September receiving 102 mm (4.0 in) over 15 days and November experiencing 80 mm (3.2 in) across 12 days. Moreover, November's humidity is slightly higher at 88% compared to September's 83%. For more information about the weather during this time, you can check Entlebuch weather in November.

September and December present stark contrasts in weather patterns. In September, temperatures are relatively mild, ranging from a minimum of 1°C (35°F) to a maximum of 26°C (79°F), with an average of 14°C (57°F). However, this month experiences significant rainfall, with 102 mm (4.0 in) recorded over 15 days, alongside a humidity level of 83%. In contrast, December brings colder conditions, with temperatures dipping as low as -7°C (20°F) and averaging just 1°C (35°F), peaking at 12°C (53°F). Precipitation increases to 152 mm (6.0 in) over 19 days, and humidity rises to 90%. For more detailed information, visit Entlebuch weather in December.

Compare Entlebuch's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Entlebuch

As summer bids farewell, September in Entlebuch brings a noticeable shift in weather dynamics. The pleasant warmth of the earlier months transitions to cooler temperatures, with crisp mornings making their debut. This month exhibits a unique blend of sunshine and rain, resulting in about half the days experiencing precipitation, which contributes to the lush landscapes typical of the region. The higher humidity levels enhance the freshness of the air, making for invigorating hikes and outdoor activities. For those curious about the charming variations in Entlebuch's climate, you can explore more details here: Entlebuch Climate.