Last updated: August 27, 2025
September in Brissago, Switzerland showcases a vibrant transition into autumn, with daytime temperatures reaching a pleasant maximum of 27°C (81°F) and a comfortable average of 17°C (64°F). As the month progresses, expect cooler nights, with temperatures dipping to a brisk minimum of 5°C (41°F). Rainfall is a notable feature this month, with a total precipitation of 134 mm (5.3 in) spread over 11 days, contributing to a humidity level of 74%. This combination of warmth and moisture creates a lush, inviting landscape perfect for outdoor explorations.
September in Brissago, Switzerland, marks the transition into autumn, with temperatures reflecting a pleasant shift from summer's warmth. The month starts with minimums around 5°C (41°F), gradually rising to daily highs of 27°C (81°F), offering a comfortable average of 17°C (64°F). This creates an ideal environment for outdoor activities and enjoying the stunning vistas of Lake Maggiore and the surrounding mountains. Compared to the sweltering days of July and August, where temperatures soared to 32°C (89°F) and 33°C (91°F) respectively, September provides a welcome reprieve, while still retaining a sense of warmth. As the month progresses, the crispness in the air serves as a reminder of the upcoming seasonal changes, making it a delightful time to explore Brissago's natural beauty.
In September, Brissago experiences a significant transition as summer gives way to autumn, reflected in its precipitation patterns. With 134 mm (5.3 in) of rain falling over 11 days, the month showcases a balance between lingering warmth and the brewing chill of the upcoming season. Notably, September's rainfall is a dip from the previous months of August (157 mm) and July (138 mm), yet it remains higher than January to June, suggesting an overall pattern of increased moisture as the year progresses. This shift heralds the impending arrival of October, which historically sees a surge in rainfall, ensuring that the lush landscape of Brissago is nourished for the months ahead.
As summer fades into autumn, September in Brissago brings a slight uptick in humidity, recording a level of 74%. This marks a gentle rise from the year's lowest humidity in August at 64%, suggesting that the warm, dry air of summer is giving way to a more balanced, refreshing atmosphere. Historically, September serves as a transitional month, where humidity levels typically increase as the region prepares for the wetter months ahead. Notably, this figure aligns closely with the 78% average recorded earlier in spring, reflecting the cyclic nature of weather patterns in the beautiful landscape of Switzerland. The forthcoming months promise a return to the higher humidity levels characteristic of winter, peaking at 88% in both January and November.
As September rolls in Brissago, Switzerland, the UV Index remains notable at a level of 7, categorized as high. This signals a shift from the earlier months of summer, showcasing that while the intensity of the sun begins to wane, caution is still advised. With a burn time of just 25 minutes, it's essential for residents and visitors alike to be mindful of their sun exposure, especially as the UV rays can still be potent. This trend follows a summer marked by very high UV levels, peaking at 9 in both June and July. As we transition into autumn, the UV Index will gradually decrease, but September serves as a reminder of the lingering summer sun. For more detailed information on UV levels and how to stay protected, check out the Brissago UV Index.
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As summer gently transitions into autumn, September in Brissago, Switzerland offers a delightful balance of warm sunshine and crisp air, boasting 327 hours of radiant daylight. This month sees a slight decline from the sun-drenched heights of July's 422 hours, yet maintains a promising glow that reflects the lingering warmth of summer. With a steady increase throughout the spring and summer months, September stands out as the beginning of a tranquil decline in daylight, hinting at the cooler tones of fall while still cherishing the remnants of summer's vitality. The gradual shift from the summer peak towards the softer hues of autumn creates a picturesque backdrop, inviting nature lovers and adventurers alike to revel in the serene beauty of Brissago's September sunshine.
September in Brissago, Switzerland, sees a moderate chance of sunshine, sitting at 38%. This trend indicates a slight dip after the sunny peak of August, which boasts a healthier 52% chance, suggesting that the summer warmth is still lingering but beginning to wane. As the year progresses, the likelihood of sunny days fluctuates, with the spring months showing higher chances, particularly March at 61%. However, as autumn sets in, the probability remains modestly stable, with October rising slightly to 44%. Overall, while September might seem less sunny compared to the summer months, it still offers a pleasant backdrop for outdoor activities and scenic enjoyment as the leaves begin to change.
As summer gracefully transitions into autumn, September in Brissago, Switzerland, experiences a notable shift in daylight duration. With 12 hours of daylight, September marks a gentle decline from the peak of 15 hours seen in June and July. This month signals the start of shorter days as the vibrant hues of summer give way to the warm tones of fall. Following September, daylight continues to diminish into October, showcasing a consistent trend of gradually decreasing sunlight as the year progresses. This rhythmic fluctuation in daylight not only defines the seasonal experience in Brissago but also sets the stage for the captivating changes that autumn brings.
As September unfolds in Brissago, Switzerland, the gentle caress of the wind takes on a notably softer tone, averaging a mere 1.1 m/s (2 mph), the calmest of the year. This gradual decline from the slightly higher winds of summer sets the stage for the onset of autumn, creating a serene atmosphere that beckons visitors to revel in the natural beauty of the region. Interestingly, this subtle shift follows a consistent trend: post-summer months typically experience reduced wind speeds, suggesting a transition into the stillness often associated with fall. As you stroll through the picturesque landscapes, the tranquility of the September breeze perfectly complements the vibrant hues of changing foliage, inviting you to embrace the charm of the season.
Weather in Brissago varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Brissago, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January showcase contrasting weather conditions in Brissago. September boasts milder temperatures, with a minimum of 5°C (41°F), an average of 17°C (64°F), and a maximum of 27°C (81°F). The month is characterized by higher precipitation at 134 mm (5.3 in) across 11 days, accompanied by relatively comfortable humidity levels at 74%. In stark contrast, January experiences much cooler temperatures, reaching a minimum of -6°C (22°F) and an average of 3°C (38°F), with a maximum of just 15°C (58°F). The precipitation drops to 59 mm (2.3 in) over 7 days, yet the humidity rises to 88%, adding to the chill in the air. For more details, you can check Brissago weather in January.
In comparing the weather between September and February, we see a stark contrast in temperatures and conditions. September enjoys a relatively mild climate, with average temperatures ranging from a minimum of 5°C (41°F) to a maximum of 27°C (81°F), along with 134 mm (5.3 in) of precipitation over 11 days and a humidity level of 74%. In contrast, February experiences much colder weather, with minimum temperatures dropping to -8°C (18°F) and an average of just 5°C (42°F). Though it has lower precipitation at 50 mm (2.0 in) over 9 days, the humidity is slightly higher at 81%. For more detailed insights into February weather, you can visit Brissago weather in February.
When comparing the weather in September and March, it's clear that temperatures shift significantly between these two months. September boasts a mild climate with average temperatures around 17°C (64°F) and highs reaching up to 27°C (81°F), while March has a much cooler average of 7°C (45°F), with minimums dropping as low as -6°C (21°F).
Precipitation is somewhat similar, with September receiving 134 mm (5.3 in) over 11 days compared to March's 106 mm (4.2 in) across 10 days, indicating that rain is a common occurrence in both months. Despite slightly drier conditions, March's higher humidity at 76% compared to September's 74% can make it feel quite chilly. For a closer look at the specifics, you can check Brissago weather in March.
September and April exhibit distinct weather patterns, marked by their respective temperature ranges and precipitation levels. In September, temperatures fluctuate from a minimum of 5°C (41°F) to a maximum of 27°C (81°F), with an average around 17°C (64°F). This month typically experiences 134 mm (5.3 in) of precipitation over approximately 11 days, contributing to a humidity level of 74%. In contrast, April presents a cooler climate, starting at a minimum of 0°C (32°F) and peaking at 25°C (76°F), with an average of 11°C (53°F). It sees slightly higher precipitation at 152 mm (6.0 in) over 10 days, alongside a modestly elevated humidity of 77%. For more details on the weather specifics of April, you can visit Brissago weather in April.
September and May showcase distinctly different weather patterns. In September, temperatures range from a cooler minimum of 5°C (41°F) to a comfortable maximum of 27°C (81°F), with an average of 17°C (64°F). The month witnesses about 134 mm (5.3 in) of rainfall across 11 days, maintaining a steady humidity level of 74%. In contrast, May experiences slightly lower minimum temperatures at 2°C (37°F) and a higher maximum of 29°C (85°F), with an average temperature of 15°C (59°F). Rainfall is more pronounced in May, with 174 mm (6.9 in) spread over 17 days, yet this month shares the same humidity level of 74%. For a closer look at May's weather, you can visit Brissago weather in May.
When comparing the weather between September and June, it’s evident that June tends to be warmer with average temperatures around 20°C (68°F) and maximums reaching up to 35°C (95°F). In contrast, September sees a cooler average of 17°C (64°F) and maximum temperatures of 27°C (81°F). Both months experience considerable rainfall, with June receiving 198 mm (7.8 in) over 14 days compared to September's 134 mm (5.3 in) over 11 days. Additionally, humidity levels are slightly higher in September at 74%, while June remains relatively comfortable at 71%. For more detailed information on June weather in Brissago, visit Brissago weather in June.
The weather in September tends to be much cooler compared to July, with minimum temperatures dropping to 5°C (41°F) against July's 11°C (52°F). September's average temperature stands at 17°C (64°F), lower than July's warmer average of 21°C (71°F), and the maximum temperature reaches only 27°C (81°F) in September, while July can peak at 32°C (89°F). Although both months experience considerable rainfall, September sees 134 mm (5.3 in) over 11 days, slightly less than July's 138 mm (5.4 in) over 13 days. Additionally, September has higher humidity levels at 74%, compared to July's 67%. For more details, check out Brissago weather in July.
In comparing the weather between August and September, it’s clear that September experiences cooler temperatures, with a minimum of 5°C (41°F) and an average of 17°C (64°F), compared to August's warmer minimum of 12°C (54°F) and an average of 21°C (71°F). August also sees higher maximum temperatures, reaching up to 33°C (91°F), whereas September peaks at 27°C (81°F). Additionally, while both months have around 11 days of precipitation, September records 134 mm (5.3 in) of rain, slightly less than August's 157 mm (6.2 in). Notably, September has a higher humidity level at 74%, compared to 64% in August. For more detailed information, you can check Brissago weather in August.
September tends to be warmer than October, with average temperatures ranging from a minimum of 5°C (41°F) to a maximum of 27°C (81°F), while October sees lower averages, with temperatures dipping to a minimum of 4°C (40°F) and a maximum of 25°C (77°F). Additionally, September experiences less precipitation, with 134 mm (5.3 in) falling over 11 days, compared to October, which sees significantly higher rainfall of 282 mm (11.1 in) over just 10 days. The humidity also increases from 74% in September to 87% in October, creating a noticeably damp atmosphere. For more details on October weather, check out Brissago weather in October.
September and November present contrasting weather patterns, showcasing the transition from late summer to early winter. In September, temperatures range from a mild 5°C (41°F) at night to a warm 27°C (81°F) during the day, with an average of 17°C (64°F). Precipitation is moderate at 134 mm (5.3 in) over approximately 11 days, and humidity sits at a comfortable 74%.
In comparison, November brings cooler temperatures, with nighttime lows dipping to -1°C (30°F) and daytime highs reaching only 16°C (62°F), averaging just 8°C (46°F). This month experiences increased rainfall, totaling 197 mm (7.8 in) over about 13 days, alongside higher humidity at 88%. Overall, while September enjoys the remnants of warmth, November ushers in a chillier, wetter climate. For more details, you can check Brissago weather in November.
September and December present stark contrasts in weather. In September, temperatures range from a mild 5°C (41°F) at night to a warm 27°C (81°F) during the day, with an average of 17°C (64°F). The month experiences considerable precipitation, totaling 134 mm (5.3 in) over approximately 11 days, while humidity remains at a relatively comfortable 74%. In contrast, December brings cooler conditions, with nighttime lows plunging to -8°C (19°F) and daytime highs reaching only 14°C (58°F), resulting in an average temperature of just 4°C (39°F). The precipitation in December is slightly less at 107 mm (4.2 in) but occurs over fewer days—9 in total—and the humidity increases to 85%. For more detailed insights, you can check Brissago weather in December.
As September unfolds in Brissago, the weather transitions into a delightful blend of mild warmth and refreshing breezes, making it a unique period compared to the scorching summer months. While temperatures remain comfortably warm during the day, the cooler nights hint at the approaching fall. This month also experiences a notable increase in rainfall, with several precipitation days adding a lush vibrancy to the landscape. The higher humidity levels contribute to a refreshing atmosphere, setting September apart as a time of change and beauty. For more detailed insights into how the weather evolves throughout the year, visit Brissago Climate.