September Weather in Maienfeld, Switzerland

Last updated: August 27, 2025

In Maienfeld, Switzerland, September brings a moderate climate characterized by a maximum temperature of 23°C (74°F) and a minimum dipping to -4°C (25°F). The average temperature settles comfortably at 11°C (51°F), making it a pleasant time for outdoor activities. However, nature shows its presence with precipitation totaling 166 mm (6.5 in) over 16 days, contributing to a high humidity level of 83%. This combination of temperatures and rainfall can create a lush, vibrant atmosphere, perfect for enjoying the breathtaking beauty of the Swiss landscape.

September Temperature in Maienfeld

In September, Maienfeld, Switzerland experiences a notable transition as summer begins to wane. With minimum temperatures dipping to -4°C (25°F) and an average of 11°C (51°F), the weather reflects the onset of autumn. This month sees comfortable highs reaching 23°C (74°F), perfect for enjoying the vibrant fall foliage. Compared to the warmer months of July and August, where temperatures frequently peak around 29°C (84°F), September invites a fresh crispness in the air while still offering pleasant, mild days. As the region shifts from summer warmth to cooler autumn days, September serves as a beautiful bridge, embracing nature's change with elegance.

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

The chart illustrates September temperature patterns in Maienfeld, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Maienfeld, 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).
JanFebMarAprMayJunJulAugSepOctNovDec242934404756585851443526
Data source: Temperature data for Maienfeld 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 Maienfeld

In September, Maienfeld experiences a notable shift in its precipitation patterns, with 166 mm (6.5 in) of rainfall recorded over 16 days. This level is slightly lower than the peak of August, which saw 239 mm (9.4 in) over 21 days, indicating a gradual decline as summer transitions into autumn. The consistent rainfall throughout the month, though less intense than in the high summer months, helps to sustain the lush landscapes typical of the region. As the cooler temperatures set in, this precipitation plays a crucial role in replenishing the local water sources, setting the stage for the upcoming fall season.

September Precipitation Trends in Maienfeld

The chart displays monthly precipitation patterns in Maienfeld, 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 Maienfeld, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1399512811319619721223916615599164
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Maienfeld

In September, Maienfeld experiences a slight uptick in humidity, reaching 83%. This increase marks a subtle shift from the summer months, where humidity levels lingered around 80%, signaling the transition towards the wetter autumn season. Throughout the year, humidity is notably high, peaking in the winter months with levels around 90% in January and December, while the spring and early summer months show a gradual decline until August. The return to 83% in September not only highlights the lingering moisture in the air but also hints at the upcoming seasonal changes, as conditions trend back towards the more humid range typical of the colder months.

September Average Humidity in Maienfeld

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

As September arrives in Maienfeld, Switzerland, residents and visitors can expect a UV Index of 7, marking a return to high exposure levels. After the summer peak, where the index reached a maximum of 10 in June and July, the slightly lower UV Index still necessitates caution. With a burn time of 25 minutes, it's essential to embrace sun safety practices, especially during midday hours. Overall, the trend from the year shows a significant escalation from winter months, where the index hovers around 2, to the high summer values, declining only slightly as autumn approaches. For detailed insights into UV trends throughout the year, check out Maienfeld UV Index.

Maximum UV Index Levels in Maienfeld for September

The chart shows the monthly maximum UV Index (UVI) for Maienfeld 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 Maienfeld typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24678101087532
Data source: Maienfeld 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 Maienfeld

September in Maienfeld, Switzerland, offers a delightful balance of warmth and sunshine, with an impressive 316 hours of daylight. This period marks a gentle transition from the summer peak, where July dazzles with 409 hours of sunshine, towards the more subdued tones of autumn. As the vibrant greens begin to shift into autumn hues, September maintains a decent sun exposure, significantly more than the winter months that follow. After basking in the glow of summer, this month presents an enchanting opportunity to enjoy the lingering warmth before the 282 hours of October remind us of the upcoming seasonal change. It's a time when the landscape is painted in rich colors, perfectly complementing the sunny days.

Monthly Sunshine Duration in Maienfeld: September Highlighted

The September sunshine duration represents the total number of hours Maienfeld 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.
JanFebMarAprMayJunJulAugSepOctNovDec170h235h306h357h370h390h409h376h316h282h223h192h
Data source: Maienfeld September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Maienfeld During September

In September, Maienfeld, Switzerland, enjoys a 37% chance of sunny weather, reflecting a notable average that aligns closely with the brighter spring months. As summer fades, the likelihood of sunshine begins to stabilize after a dip in the warmer months of July and August, when the chances of sunny days fall to 28% and 27%, respectively. This trend suggests that while September retains a hint of summer's warmth, it also introduces a refreshing clarity to the skies, making it an inviting time to explore the scenic beauty of the region. With the sun peeking through more consistently, it’s an ideal month for enjoying outdoor activities amidst the stunning autumn foliage.

Percentage of Sunny Days in September in Maienfeld

The chart illustrates the percentage of sunny days in Maienfeld 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 Maienfeld experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%40%40%37%28%32%28%27%37%34%31%35%
Data source: Maienfeld September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Maienfeld in September

As the summer fades away, September in Maienfeld, Switzerland, offers a gentle transition into autumn with approximately 12 hours of daylight. This marks a gradual decline from the bright, sun-soaked days of July and August, which boasted a generous 15 hours. While September still retains a significant amount of daylight, it's a notable shift from the longer days of summer, inviting locals and visitors alike to savor the lingering warmth and enjoy the vibrant hues of autumn. As we move into October, daylight continues to diminish, dropping to 10 hours, signaling the approach of winter's shorter days. This rhythm of daylight duration beautifully encapsulates the changing seasons, emphasizing nature's cyclical beauty.

Average Daylight Hours in Maienfeld for September

The chart illustrates the variation in daylight duration in Maienfeld 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 17m11h 56m13h 37m15h 5m15h 49m15h 26m14h 8m12h 30m10h 49m9h 19m8h 33m
Data source: Maienfeld daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Maienfeld

In September, Maienfeld experiences a gentle breeze with an average wind speed of 1.1 m/s (3 mph), mirroring the calm conditions of the preceding summer months. This slight consistency hints at the region's tranquil transition into autumn, where the winds remain predominantly mild throughout the year. Interestingly, September's breeziness aligns with the average conditions of July and August, suggesting that the pleasant weather continues to linger as nature prepares for the cooler days ahead. As the winds shift ever so slightly, residents and visitors are treated to the serene charm of this Swiss gem, where each softly blowing gust carries with it the essence of a fading summer.

Average September Wind Speed in Maienfeld

The chart displays monthly wind speed patterns in Maienfeld, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.31.51.21.31.31.11.11.11.1 m/s1.41.21.4
Data source: Maienfeld September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Maienfeld Compares to Other Months

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

September and January present strikingly different weather conditions. In September, temperatures range from a brisk minimum of -4°C (25°F) to a pleasant maximum of 23°C (74°F), with an average of 11°C (51°F). The month experiences significant rainfall, accumulating 166 mm (6.5 in) over about 16 days, coupled with a humidity level of 83%.

In contrast, January offers a much colder climate, with temperatures plummeting to a minimum of -26°C (-15°F) and peaking at just 7°C (45°F), averaging -5°C (24°F). January sees slightly less precipitation at 138 mm (5.5 in) over 12 days, alongside a higher humidity level of 92%. For a closer look at the winter conditions, you can check Maienfeld weather in January.

In comparing the weather between September and February, a stark contrast emerges. September features a milder range of temperatures, with lows around -4°C (25°F) and highs reaching up to 23°C (74°F), resulting in an average temperature of 11°C (51°F). The month experiences considerable precipitation, totaling 166 mm (6.5 in) over approximately 16 days, along with a humidity level of 83%. In contrast, February is significantly colder, with temperatures dropping to a minimum of -21°C (-5°F) and peaking at 13°C (55°F), leading to an average temperature of -2°C (29°F). Although February sees less precipitation at 94 mm (3.7 in) over 13 days, it is accompanied by higher humidity at 89%. This difference highlights the seasonal shift from late summer warmth to deep winter chill. For more specific details on February conditions, you can refer to Maienfeld weather in February.

In September, temperatures typically range from a chilly minimum of -4°C (25°F) to a pleasant maximum of 23°C (74°F), with an average temperature of 11°C (51°F). The month experiences considerable precipitation, totaling 166 mm (6.5 in) over 16 days, coupled with a humidity level of 83%. In contrast, March brings colder conditions, with temperatures ranging from a frigid -23°C (-10°F) to a more moderate 15°C (60°F) and an average of just 1°C (34°F). Although March sees slightly less precipitation at 128 mm (5.0 in) spread over 18 days, it maintains a high humidity of 87%. For a detailed look at March weather specifics, you can check Maienfeld weather in March.

September and April present contrasting weather patterns. In September, temperatures range from a minimum of -4°C (25°F) to a maximum of 23°C (74°F), with an average of 11°C (51°F), while April experiences colder conditions, with temperatures varying from -22°C (-8°F) to 20°C (69°F) and an average of only 5°C (41°F). Precipitation is higher in September, totaling 166 mm (6.5 in) across 16 days, compared to April's 113 mm (4.4 in) over 13 days. Both months exhibit high humidity, with September at 83% and April slightly higher at 84%. For more detailed insights, you can check Maienfeld weather in April.

September and May present distinct weather patterns, highlighting the transition between seasons. In September, temperatures range from a minimum of -4°C (25°F) to a maximum of 23°C (74°F), with an average of 11°C (51°F). The month experiences moderate precipitation, totaling 166 mm (6.5 in) over about 16 days, alongside relatively high humidity at 83%. Conversely, May features slightly cooler average temperatures, with a minimum of -9°C (17°F) and a maximum reaching 25°C (78°F). Despite this, it receives more rain, accumulating 196 mm (7.7 in) over 22 days and maintaining humidity levels at 80%. Interestingly, both months showcase a wide range of temperatures, yet September generally feels warmer overall. For a more detailed look at May's weather, you can visit Maienfeld weather in May.

In comparing the weather of September and June, we can see notable differences in temperature and precipitation. September experiences a wider temperature range, with minimums dipping to -4°C (25°F) and maximums reaching up to 23°C (74°F), unlike June, which has a milder minimum of 0°C (32°F) and a high of 29°C (85°F). While both months are quite humid, September holds an average humidity level of 83%, only slightly higher than June's 82%. When it comes to precipitation, September records 166 mm (6.5 in) over 16 days, whereas June sees a bit more rainfall at 197 mm (7.8 in) across 20 days. For those interested in more specifics, you can explore Maienfeld weather in June.

September and July present contrasting weather patterns, reflecting the transition from summer to autumn. In July, temperatures are generally warmer, with a minimum of 5°C (41°F) and a maximum reaching 29°C (84°F), while September sees cooler temperatures, ranging from -4°C (25°F) at night to a maximum of 23°C (74°F) during the day. Precipitation is notably higher in July, totaling 212 mm (8.3 in) over 22 days, compared to September's 166 mm (6.5 in) across 16 days. Despite the difference in precipitation, both months share the same humidity level of 83%, creating a relatively moist environment. For more details on July's weather patterns, visit Maienfeld weather in July.

In comparing the weather between August and September, notable differences emerge. September experiences cooler temperatures, with a minimum of -4°C (25°F) and an average of 11°C (51°F), as opposed to August, which has a minimum of 3°C (38°F) and an average of 14°C (58°F). Additionally, September tends to be wetter, receiving 166 mm (6.5 in) of precipitation over 16 days, while August sees 239 mm (9.4 in) over 21 days. Humidity remains relatively high in both months, with September at 83% and August slightly lower at 80%. For those interested in more specifics about August's weather, you can check Maienfeld weather in August.

In comparing the weather between September and October, September typically offers milder temperatures with an average of 11°C (51°F) and a maximum of 23°C (74°F), while October sees a drop in the average temperature to 7°C (44°F) and a maximum of 19°C (66°F). Precipitation levels are slightly lower in October at 155 mm (6.1 in), in contrast to September's 166 mm (6.5 in), although both months experience frequent rainy days, with 14 in October compared to 16 in September. Additionally, October is characterized by higher humidity levels at 90%, compared to September's 83%. For a more detailed look at October conditions, you can check Maienfeld weather in October.

September and November weather display notable differences in temperature and precipitation patterns. In September, temperatures are generally milder, with a minimum of -4°C (25°F) and an average of 11°C (51°F), peaking at a pleasant 23°C (74°F). The month experiences considerable rainfall, totaling 166 mm (6.5 in) over 16 days and average humidity hovering around 83%.

In contrast, November brings cooler conditions with a striking minimum of -15°C (5°F) and an average temperature dropping to 1°C (35°F), though highs can still reach 17°C (62°F). Precipitation decreases to 99 mm (3.9 in) across 11 days, and humidity rises slightly to 88%. For more detailed information about the specific weather conditions in November, visit Maienfeld weather in November.

September and December present stark contrasts in weather patterns. In September, temperatures range from a minimum of -4°C (25°F) to a maximum of 23°C (74°F), with an average of 11°C (51°F). The month experiences about 166 mm (6.5 in) of precipitation over 16 days, coupled with a humidity level of 83%. In contrast, December sees much colder conditions, with temperatures dipping as low as -25°C (-12°F) and averaging around -3°C (26°F), peaking at 9°C (49°F). Precipitation is slightly lower at 164 mm (6.4 in) but occurs on more days (18 days), and the humidity increases to 90%. For more insights on December weather, check out Maienfeld weather in December.

Compare Maienfeld's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Maienfeld

As September rolls in, Maienfeld experiences a notable transition, where the warmth of summer begins to give way to the crispness of autumn. With average temperatures hovering around a pleasant 11°C (51°F), the month brings refreshing days contrasted by chilly nights, perfect for cozying up as temperatures can dip to -4°C (25°F). The 166 mm (6.5 in) of precipitation over 16 days indicates a shift towards a wetter climate, contributing to a lush landscape. With humidity levels at 83%, the air feels refreshingly cool, making September distinct from the hot, dry summer months that precede it. For more insights on this enchanting town's climatic patterns, explore Maienfeld Climate.