Last updated: August 27, 2025
In Churwalden, Switzerland, September heralds the transition from summer to autumn, showcasing a fascinating range of temperatures that span from a maximum of 21°C (70°F) to a chilly minimum of -10°C (15°F). The month presents a mild average temperature of 8°C (47°F), making it an excellent time for outdoor activities amidst the changing foliage. September experiences 136 mm (5.3 inches) of rainfall over 15 days, contributing to the region's lush landscape, while the humidity remains high at 83%, adding a refreshing crispness to the air. Embrace the beauty of early autumn in Churwalden, where nature’s vibrant hues and cool breezes invite exploration.
In September, Churwalden, Switzerland, experiences a notable transition as summer wanes and autumn begins to take hold. With minimum temperatures dipping to -10°C (15°F) and averaging around 8°C (47°F), the crisp mountain air signals the onset of cooler days. However, the region still boasts a comfortable maximum of 21°C (70°F), allowing for pleasant outdoor activities amid stunning autumn foliage. This month bridges the warmth of summer and the chill of winter, illustrating a gradual decline in temperatures while inviting visitors to bask in the breathtaking landscapes that frame this charming alpine village. As the days shorten and the air turns fresh, September in Churwalden offers a delightful blend of warmth and coolness, perfect for those seeking a serene escape.
In September, Churwalden, Switzerland, experiences a significant transition in its weather patterns, marked by an average precipitation of 136 mm (5.3 in) across 15 rainy days. This amount reflects a decline from the wetter months of August, which saw a hefty 201 mm over 19 days, indicating a shift as the region moves away from summer's peak rainfall. September often brings a briskness to the air, with the precipitation beginning to taper off as autumn sets in, yet it remains one of the wetter months of the year. The consistent rainfall not only nourishes the lush landscapes but also prepares the ground for the forthcoming cooler months, highlighting the dynamic and cyclical nature of Churwalden's climate.
In Churwalden, Switzerland, September marks a transition as summer gives way to autumn, with humidity levels settling at 83%. This is a slight increase compared to the more stable humidity of the preceding months, particularly August's 80%. As the year progresses, we observe a gradual upward trend in humidity, peaking in the winter months—90% in October and December. The sweltering heat of July and August witnesses humidity levels hovering around the low 80s, while the winter months deliver their signature chill along with higher humidity. Overall, September serves as a friendly reminder of the changing seasons, balancing comfort and moisture as the landscape prepares for winter's embrace.
In September, Churwalden, Switzerland experiences a high UV Index of 7, indicating a need for sun protection during outdoor activities, with a burn time of approximately 25 minutes. This marks a slight decrease from the peak summer months, where the UV Index reached a maximum of 10 in both June and July. As the seasons transition into autumn, UV levels dip further, but September still requires vigilance to avoid overexposure, particularly for those basking in the lingering warmth. As the year progresses, this trend of fluctuating UV exposure serves as a reminder for residents and visitors alike to stay informed about the local UV conditions; for more details, visit Churwalden UV Index.
UV Risk Categories
September in Churwalden, Switzerland, wraps up the summer with a generous average of 309 sunshine hours, reflecting a steady decline from the peak of July’s 408 hours. As the warmth of summer slowly transitions to the crispness of autumn, this month retains a delightful amount of sunshine, significantly more than the gloomy winter months ahead, which average around 194 hours in December and 212 hours in November. With the sun still shining brightly, September offers a perfect opportunity to enjoy the stunning Swiss landscapes before the arrival of shorter days. Overall, this month represents a beautiful balance, where the lingering warmth of late summer meets the promise of fall, making it an enticing time to explore the mountainous beauty of Churwalden.
In Churwalden, Switzerland, the likelihood of sunny weather experiences subtle shifts throughout the year, with September standing out as a moderately sunny month. At 36%, the chance of sun in September is slightly higher than the preceding summer months, hinting at a hopeful transition from the warmth of summer to the crispness of autumn. Interestingly, this figure mirrors the October probability, suggesting a consistent pattern of stable weather as the seasons change. While sunshine is never guaranteed, September's relatively favorable outlook invites locals and visitors alike to embrace outdoor activities amidst the stunning alpine scenery.
As autumn approaches in Churwalden, Switzerland, the days gradually shorten, with September offering about 12 hours of daylight. This month marks a distinct transition from the extended summer days, which feature a peak of 15 hours in June and July. While daylight begins to wane compared to the long days of late summer, September still retains a generous amount of light, providing a stunning backdrop for outdoor activities amid the changing foliage. As the year progresses, daylight hours will continue to diminish, dipping to 10 hours in October, reminding us of the rhythmic ebb and flow of seasons in this picturesque alpine region.
As September settles in Churwalden, Switzerland, the gentle caress of the wind mirrors the changing season, with an average speed of 1.2 m/s (3 mph). This notably slight breeze reflects a continued trend of mild wind speeds that have persisted throughout the summer months, peaking during earlier parts of the year. With August and September both recording the same gentle pace, the region embraces a serene atmosphere as nature prepares for the crisp embrace of autumn. The harmonious blend of soft winds not only enhances the picturesque landscapes but also beckons outdoor enthusiasts to fully appreciate the tranquil beauty of this enchanting alpine village before the colder months arrive.
Weather in Churwalden varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Churwalden, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is relatively mild, with temperatures ranging from a chilly minimum of -10°C (15°F) to a comfortable maximum of 21°C (70°F), and an average of 8°C (47°F). The month experiences significant precipitation of 136 mm (5.3 in) spread over 15 days, contributing to a humidity level of 83%. In contrast, January is much colder, with temperatures plummeting to a minimum of -28°C (-19°F) and only reaching a maximum of 6°C (43°F), resulting in an average of -8°C (18°F). Precipitation is lower at 92 mm (3.6 in) over 11 days, yet humidity increases to 92%. For more detailed information on the winter conditions, refer to Churwalden weather in January.
September and February present contrasting weather patterns, with September offering milder temperatures ranging from a minimum of -10°C (15°F) to a maximum of 21°C (70°F) and an average of 8°C (47°F). This month experiences significant rainfall, totaling 136 mm (5.3 in) over 15 days, accompanied by a relatively high humidity level of 83%. In stark contrast, February is much colder, with temperatures dipping as low as -25°C (-13°F) and averaging -4°C (25°F), peaking at 10°C (50°F). Precipitation in February is lighter, at 66 mm (2.6 in) across 12 days, while humidity rises slightly to 89%. For more details on February weather, check out Churwalden weather in February.
September and March exhibit distinct weather characteristics that reflect the transition between seasons. In September, temperatures range from a chilly -10°C (15°F) at night to a comfortable 21°C (70°F) during the day, with an average of 8°C (47°F). The month sees about 136 mm (5.3 in) of precipitation over 15 rainy days and maintains a humidity level of 83%. In contrast, March experiences colder temperatures, dropping to a minimum of -25°C (-13°F) at night and only reaching a maximum of 12°C (54°F), with an average temperature of -2°C (29°F). It has slightly less precipitation at 95 mm (3.7 in) over 16 days and higher humidity at 87%. For more details on March weather, you can check Churwalden weather in March.
The weather in September tends to be milder compared to April, with average temperatures ranging from a chilly -10°C (15°F) to a maximum of 21°C (70°F), while April experiences even colder conditions, with temperatures dipping down to -23°C (-9°F) and only reaching a maximum of 16°C (61°F). Additionally, September sees a higher average precipitation of 136 mm (5.3 in) over 15 days, compared to April's 93 mm (3.7 in) over 14 days. Humidity levels are quite similar, with September at 83% and April slightly higher at 84%. For a more detailed look at April weather, check out Churwalden weather in April.
In comparing the weather of September and May, we observe some notable differences. September generally has a broader temperature range, with minimums around -10°C (15°F) and maximums reaching 21°C (70°F), while May's temperatures are slightly cooler, with minimums of -11°C (13°F) and maximums peaking at 22°C (71°F). Precipitation is also more pronounced in May, accumulating 157 mm (6.2 in) over 22 days compared to September's 136 mm (5.3 in) over 15 days. Additionally, September tends to be more humid, averaging 83%, whereas May's humidity is a bit lower at 80%. For more detailed information on May weather in this region, visit Churwalden weather in May.
In comparing the weather between September and June, September experiences cooler temperatures, with a minimum of -10°C (15°F), an average of 8°C (47°F), and a maximum of 21°C (70°F). In contrast, June is milder, featuring a minimum of -2°C (29°F), an average of 11°C (53°F), and a maximum of 27°C (81°F). Additionally, while both months see significant precipitation, June tends to receive slightly more, with 148 mm (5.8 in) over 19 days compared to September's 136 mm (5.3 in) across 15 days. Despite June's higher rainfall, both months have similar humidity levels, hovering around 82-83%. For a more detailed look at June's weather, check out Churwalden weather in June.
In comparing the weather between September and July, it’s clear that July typically offers warmer conditions. The minimum temperature in July is 3°C (37°F) compared to a chilly -10°C (15°F) in September, and the average temperature also reflects this difference, being 12°C (54°F) in July against September's 8°C (47°F). Furthermore, July sees higher maximum temperatures, reaching up to 26°C (79°F) compared to September’s 21°C (70°F). Precipitation levels are somewhat similar, with July receiving 148 mm (5.8 in) over 20 days and September accumulating 136 mm (5.3 in) over 15 days. Despite the rainfall in both months, humidity remains consistent at 83%. For a closer look at July's weather specifically, check out Churwalden weather in July.
September's weather shows a notable shift compared to August, with cooler temperatures across the board. The minimum temperature drops to -10°C (15°F) in September, while August experiences a milder minimum of 0°C (33°F). The average temperature for September is 8°C (47°F), a decline from August's 12°C (54°F), and September's maximum temperature peaks at 21°C (70°F) compared to August's higher maximum of 24°C (76°F). Additionally, September experiences increased precipitation, totaling 136 mm (5.3 in) over 15 days, while August sees a higher rainfall of 201 mm (7.9 in) across 19 days, making it the wetter month overall. Humidity remains relatively high in both months, with September at 83% and August slightly lower at 80%. For more detailed conditions, visit Churwalden weather in August.
In comparing the weather of September and October, we observe a gradual decline in temperatures. September features a minimum of -10°C (15°F) and an average of 8°C (47°F), whereas October sees a slightly warmer minimum of -8°C (17°F) but a drop in the average to 4°C (40°F). The maximum temperatures also decrease from 21°C (70°F) in September to 17°C (62°F) in October. Precipitation remains relatively consistent, with September recording 136 mm (5.3 in) over 15 days and October slightly higher at 142 mm (5.6 in) over just 12 days, indicating more intense rainfall during fewer days. Additionally, humidity increases from 83% in September to 90% in October. For more detailed information, you can check out the Churwalden weather in October.
September weather tends to be milder, with average temperatures ranging from a minimum of -10°C (15°F) to a maximum of 21°C (70°F), while November experiences much colder conditions, with averages between -19°C (-2°F) and a maximum of 13°C (56°F). September also sees more warmth and a lower average humidity of 83%, compared to November's increased humidity at 88%. Precipitation in September is slightly higher at 136 mm (5.3 in) over 15 days, while November has 104 mm (4.1 in) over 13 days. For more detailed information, check out Churwalden weather in November.
In September, temperatures range from a chilly -10°C (15°F) at night to a mild 21°C (70°F) during the day, with an average of 8°C (47°F). The month experiences considerable rainfall, with 136 mm (5.3 in) over 15 days, and humidity levels at a comfortable 83%. In contrast, December brings much colder weather, with nighttime lows plunging to -26°C (-15°F) and daytime highs reaching only 6°C (42°F), averaging -6°C (21°F). Although precipitation is slightly less at 130 mm (5.1 in) over 17 days, the humidity rises to 90%, making for a noticeably colder and wetter month. For more specifics, you can check the Churwalden weather in December.
As September unfolds in Churwalden, the weather begins to shift, presenting a more varied climate compared to the summer months. The warm 21°C (70°F) days are tempered by much cooler nights, dipping down to 8°C (47°F), creating a perfect backdrop for outdoor activities amidst the stunning landscapes. Precipitation becomes more frequent with average rainfall over 15 days, resulting in an increased humidity level of 83% that adds to the crispness of the air. This transitional period showcases the beauty of autumn, as vibrant foliage starts to emerge. For more insights on what to expect in this picturesque region, check out Churwalden Climate.