September Weather in Minusio, Switzerland

Last updated: August 27, 2025

September in Minusio, Switzerland presents a picturesque transition from summer warmth to autumn coolness. The maximum temperature reaches a pleasant 23°C (74°F), while the average settles at a mild 13°C (55°F). As temperatures dip, the minimum can plunge to a brisk -1°C (31°F). This month experiences a notable precipitation total of 136 mm (5.4 in), spread across approximately 14 rain-soaked days, contributing to a rather humid atmosphere at 83%. Visitors can expect a blend of sunny days and occasional showers, perfect for exploring the charming landscapes that characterize this stunning region.

September Temperature in Minusio

In September, Minusio, Switzerland, begins to transition into the mild embrace of autumn. The temperatures range from a comfortable -1°C (31°F) at night to a pleasant 23°C (74°F) during the day, offering a refreshing average of 13°C (55°F). This month marks a delightful change from the summer heat, with a notable dip from the warmer August. As the days grow shorter, visitors can enjoy the crisp air while surrounded by stunning fall foliage, creating a picturesque backdrop perfect for outdoor activities. September's climate reflects the charm of Swiss weather, balancing coolness with the lingering warmth of summer, making it an ideal time to explore the enchanting landscapes of this beautiful region.

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

The chart illustrates September temperature patterns in Minusio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Minusio, 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).
JanFebMarAprMayJunJulAugSepOctNovDec293337445160626255473731
Data source: Temperature data for Minusio 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 Minusio

In September, Minusio, Switzerland, experiences a substantial 136 mm (5.4 in) of precipitation over approximately 14 days, marking it as a vibrant mid-autumn month. This amount continues the trend seen from the previous months, with a notable uptick in rainfall compared to summer. As August's humidity fades, September's precipitation mirrors the earlier spring months, hinting at a seasonal shift towards wetter weather. The consistent rainfall can rejuvenate the lush landscapes of the region, but it also prepares residents for the even wetter October that follows, which typically sees an increase to 242 mm (9.5 in), continuing the cycle of autumnal abundance.

September Precipitation Trends in Minusio

The chart displays monthly precipitation patterns in Minusio, 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 Minusio, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec7156106136176159124169136242168119
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Minusio

In Minusio, Switzerland, September brings a slight uptick in humidity, hovering around 83%. This month marks a transition as the summer warmth begins to wane, with humidity levels typically rising from August's 80%. Interestingly, September’s figures are in line with the mid-year average, suggesting a consistent pattern as the region prepares for the cooler autumn months. As we move into October, humidity spikes to 90%, reflecting the natural cycle of increased moisture in the air as temperatures drop. Overall, Minusio experiences a gradual ebb and flow of humidity throughout the year, with September serving as a bridge between the summer's mild conditions and the colder, wetter months ahead.

September Average Humidity in Minusio

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

As September unfolds in Minusio, Switzerland, the UV Index starts to decline from the intense summer peak, registering at 7, which falls into the high exposure category. This means sunbathers should be cautious, with a burn time of about 25 minutes for unprotected skin. Compared to the scorching summer months of June and July, where the UV Index reached 10, September presents a slightly more moderate but still significant level of UV radiation. As autumn approaches, the level will continue to decrease, with October seeing a more manageable index of 5. For more details on UV levels, check out Minusio UV Index.

Maximum UV Index Levels in Minusio for September

The chart shows the monthly maximum UV Index (UVI) for Minusio 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 Minusio typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24689101097532
Data source: Minusio 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 Minusio

September in Minusio, Switzerland, welcomes a delightful transition into autumn with 302 hours of sunshine, marking a gentle decline from the summer peak. The month stands out as a pivotal moment where the vibrant days of July (404 hours) and August (362 hours) start to wane, yet it still offers a generous amount of sunlight compared to the darker months ahead. The trend of the year illustrates a gradual ebb in daylight, beginning with a mere 174 hours in January, now soaring to a lush September. As the leaves begin to change, September serves as a beautifully balanced bridge of warmth and light, inviting visitors to enjoy the last whispers of summer before embracing the cozy charm of fall.

Monthly Sunshine Duration in Minusio: September Highlighted

The September sunshine duration represents the total number of hours Minusio 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.
JanFebMarAprMayJunJulAugSepOctNovDec174h225h301h330h350h379h404h362h302h265h194h193h
Data source: Minusio September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Minusio During September

In September, Minusio, Switzerland, enjoys a 35% chance of sunny weather, maintaining a trend of relatively stable sunshine compared to the previous months. While August peaks at a 50% likelihood, September sees a slight decline, which is not uncommon as the transition into autumn approaches. Overall, the chance of sun is comparable to the earlier summer months like June and July, suggesting that visitors can still expect pleasant, albeit occasionally cloudy days during this time. This gentle shift indicates a gradual move towards the crisper weather of fall, but September still manages to offer its share of sunny moments for those looking to explore the natural beauty of the region.

Percentage of Sunny Days in September in Minusio

The chart illustrates the percentage of sunny days in Minusio 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 Minusio experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec31%40%58%46%38%33%37%50%35%44%40%46%
Data source: Minusio September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Minusio in September

As September arrives in Minusio, Switzerland, the daylight begins its gentle retreat from the sun-drenched heights of summer. With 12 hours of daylight, this month seamlessly bridges the long days of summer—where sunlight stretched to 15 hours in June and July—and the shorter, cozy hours of autumn that follow. The gradual decline in daylight from 14 hours in August to 10 hours in October signals nature’s transition, inviting residents and visitors alike to savor the warmer hues of early autumn while enjoying the ample daylight. As the seasons shift, September offers a perfect balance—an enchanting time to embrace the remaining warmth before winter’s approach.

Average Daylight Hours in Minusio for September

The chart illustrates the variation in daylight duration in Minusio throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 4m10h 20m11h 56m13h 34m14h 58m15h 41m15h 18m14h 4m12h 29m10h 52m9h 25m8h 40m
Data source: Minusio daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Minusio

As autumn approaches, September in Minusio, Switzerland brings with it a gentle whisper of wind, averaging 1.2 m/s (3 mph). This marks a subtle decline from the summer months, where the breezes were slightly more invigorating. Notably, September's wind speed aligns closely with the calmness of earlier months like June and July, suggesting a transitional phase as the lushness of summer gives way to the crispness of fall. The consistency in lower wind speed throughout September hints at a serene atmosphere, perfect for leisurely walks along the scenic landscapes, inviting visitors to embrace the tranquil beauty of the season.

Average September Wind Speed in Minusio

The chart displays monthly wind speed patterns in Minusio, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.71.21.41.31.41.21.31.31.2 m/s1.41.62.0
Data source: Minusio September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Minusio Compares to Other Months

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

In September, temperatures in the region range from a chilly minimum of -1°C (31°F) to a comfortable maximum of 23°C (74°F), with an average of 13°C (55°F). The month is marked by significant precipitation, totaling 136 mm (5.4 in) over 14 days, while humidity hovers around 83%.

In contrast, January experiences much colder conditions, with temperatures plunging to a minimum of -16°C (4°F) and only reaching a maximum of 9°C (49°F), resulting in an average temperature of -2°C (29°F). Precipitation is lighter at 71 mm (2.8 in) spread over 10 days, accompanied by higher humidity at 92%.

For a detailed look at the weather in January, visit Minusio weather in January.

September and February present striking contrasts in weather. September boasts milder temperatures, with an average of 13°C (55°F) and highs reaching 23°C (74°F), while February's chill sees averages drop to just 1°C (34°F) and a maximum of 17°C (63°F). The precipitation patterns also differ significantly; September experiences heavier rainfall with 136 mm (5.4 in) over 14 days, whereas February has only 56 mm (2.2 in) across 11 days. Additionally, humidity levels are slightly higher in February at 89%, compared to 83% in September, contributing to the more pronounced chill of the winter month. For a more detailed comparison, you can check Minusio weather in February.

In comparing the weather of September and March, it becomes clear that March is considerably colder. September features a more moderate temperature range with a minimum of -1°C (31°F) and an average of 13°C (55°F), peaking at a warm 23°C (74°F). In contrast, March experiences much colder temperatures, with a minimum of -17°C (3°F) and a mere average of 3°C (37°F), though it can reach up to 18°C (64°F). Precipitation levels are fairly similar, with September receiving 136 mm (5.4 in) over 14 days, while March sees slightly less at 106 mm (4.2 in) across 12 days. Notably, both months have high humidity levels, with September at 83% and March slightly higher at 87%. For further insights into the weather specifics, you can visit Minusio weather in March.

September and April present distinctly different weather patterns. In September, temperatures range from a minimum of -1°C (31°F) to a maximum of 23°C (74°F), with an average of 13°C (55°F) and a higher humidity of 83%. The month experiences a fair amount of precipitation, totaling 136 mm (5.4 in) over 14 days. In contrast, April is cooler, with temperatures ranging from -6°C (21°F) to a maximum of 20°C (68°F) and an average of 7°C (44°F). It has slightly less precipitation at 136 mm (5.3 in) but occurs over fewer days, totaling 10. The humidity in April is marginally higher at 84%. For more detailed insights about April weather, check out Minusio weather in April.

In comparing the weather of September and May, both months exhibit significant fluctuations in temperature and precipitation patterns. September typically enjoys a milder climate with average temperatures ranging from a minimum of -1°C (31°F) to a maximum of 23°C (74°F), while May shows a slightly cooler average range from -7°C (21°F) to 25°C (77°F). Precipitation levels are higher in May, totaling 176 mm (6.9 in) over 19 days, compared to September's 136 mm (5.4 in) over 14 days. Additionally, humidity remains relatively high in both months, with September at 83% and May slightly lower at 80%. For a more detailed look at the weather specifics for May, you can visit Minusio weather in May.

When comparing the weather in September and June, we see notable differences in temperature and precipitation. September experiences cooler temperatures, with a minimum of -1°C (31°F) and an average of 13°C (55°F), while June is notably warmer, boasting a minimum of 5°C (41°F) and an average of 15°C (60°F), peaking at a maximum of 34°C (93°F). Both months see substantial precipitation, with September receiving 136 mm (5.4 in) over 14 days and June slightly higher at 159 mm (6.3 in) across 18 days. Humidity levels are similar, averaging around 82-83%, making both months feel relatively moist. For a closer look at June weather specifically, you can refer to Minusio weather in June.

September and July present contrasting weather conditions. In September, temperatures range from a chilly minimum of -1°C (31°F) to a comfortable maximum of 23°C (74°F), averaging around 13°C (55°F). The month experiences significant precipitation, with 136 mm (5.4 in) over 14 days, maintaining high humidity levels of 83%. In comparison, July offers a warmer climate, with minimum temperatures of 6°C (44°F), an average of 17°C (63°F), and a maximum of 27°C (80°F). Although July sees slightly less precipitation at 123 mm (4.9 in) spread across 18 days, it shares the same high humidity level of 83%. For a closer look at July weather specifics, visit Minusio weather in July.

September weather presents a marked drop in temperatures compared to August, with minimums dipping to -1°C (31°F) and maximums peaking at 23°C (74°F), contrasted with August’s minimum of 7°C (45°F) and maximum of 28°C (82°F). Additionally, September experiences an average temperature of 13°C (55°F), a significant decline from August's 17°C (62°F). Rainfall is also a factor, with September receiving 136 mm (5.4 in) over 14 days, while August sees slightly higher precipitation at 169 mm (6.6 in) over 13 days. The humidity remains relatively high, at 83% in September compared to 80% in August, contributing to a more uncomfortable feel despite lower temperatures. For more details on August weather, you can visit Minusio weather in August.

In September, temperatures range from a chilly -1°C (31°F) at night to a comfortable 23°C (74°F) during the day, with an average of 13°C (55°F). The month sees a significant amount of precipitation, totaling 136 mm (5.4 in) over 14 days and maintaining a relatively high humidity level of 83%. In contrast, October experiences slightly cooler average temperatures, with a minimum of -1°C (30°F) and a maximum of 21°C (69°F), bringing an overall average of 8°C (47°F). Rainfall is notably higher in October, reaching 242 mm (9.5 in) across 12 days, and the humidity increases to 90%. For a detailed look at October weather, you can check out Minusio weather in October.

In September, the weather typically showcases a pleasant range of temperatures, with nights dipping to a minimum of -1°C (31°F) and daytime highs reaching 23°C (74°F), resulting in a comfortable average of 13°C (55°F). Rainfall is relatively moderate, with 136 mm (5.4 in) over approximately 14 days, and humidity levels hover around 83%.

In contrast, November brings a notable drop in temperature, with minimums plunging to -9°C (16°F) and an average of just 3°C (38°F), while maximum temperatures cap at 15°C (59°F). The month experiences slightly higher precipitation at 168 mm (6.6 in) across 13 days, along with increased humidity at 88%.

For more insights on the weather during this month, you can explore Minusio weather in November.

In September, the weather in Minusio is generally mild, with average temperatures ranging from a low of -1°C (31°F) to a high of 23°C (74°F). The month experiences considerable rainfall, totaling 136 mm (5.4 in) over about 14 days, and humidity levels are around 83%.

In contrast, December brings much colder conditions, with average temperatures dropping significantly to a minimum of -13°C (10°F) and a maximum of 9°C (49°F). Precipitation in December is slightly lower at 119 mm (4.7 in), occurring over 12 days, while humidity increases to 90%.

For more details on the weather conditions specific to December, visit Minusio weather in December.

Compare Minusio's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Minusio

As September unfolds in Minusio, the weather offers a refreshing transition from the heat of summer to the cooler days of autumn. Temperatures begin to drop, creating a comfortable average that invites outdoor exploration, while the mornings can still surprise you with a chill. With an increase in precipitation, September tends to be a bit more moist, showing a noticeable rise in humidity. Encounters with rain on about half the days can invigorate the landscape, making this month a vibrant time filled with rich colors. Compared to other months, September’s climate is marked by its balance—perfect for those who savor the shift in season. For a comprehensive understanding of seasonal changes, visit Minusio Climate.