Last updated: August 27, 2025
September in Fleurier, Switzerland showcases a delightful transition into autumn, characterized by average temperatures hovering around 14°C (57°F). Daily highs can reach a warm 27°C (82°F), offering pleasant days, while chilly nights may dip as low as 3°C (37°F). With about 98 mm (3.9 in) of precipitation spread across 13 days, this month underscores the cozy, refreshing atmosphere of early fall, complemented by a humidity level of 81% that adds to the crispness of the air. Ideal for those seeking a picturesque blend of warmth and gentle autumnal rains, September truly encapsulates the charm of Fleurier.
In Fleurier, Switzerland, the month of September heralds a gentle transition from the warm summer months to the crispness of autumn. With temperatures ranging from a minimum of 3°C (37°F) to a maximum of 27°C (82°F), it's a time when the days still feel pleasantly warm while the nights begin to cool down. The average temperature of 14°C (57°F) provides a comfortable backdrop for outdoor activities, as the landscape starts to don its stunning fall colors. This month marks a significant shift, as it bridges the warmth of August—where highs can reach 34°C (93°F)—and the cooler autumn months ahead. Thus, September in Fleurier is a delightful blend of lingering warmth and the crispness that heralds the change of seasons.
In September, Fleurier, Switzerland experiences a shift towards milder rainfall, with precipitation amounting to 98 mm (3.9 in) over 13 days. This represents a noticeable drop from the summer months, where both May and June averaged a substantial 186 mm each, reflecting a peak in precipitation. The transition into autumn brings a sense of balance, as September's rainfall is comparatively lower than the preceding months, yet still contributes to the region's lush scenery. This trend of decreasing rainfall continues into October, signaling a gradual shift as the landscape prepares for the winter months ahead. Overall, September marks a gentle decline in precipitation, highlighting the region's dynamic climatological patterns.
In September, Fleurier experiences a slight increase in humidity, averaging around 81%, which reflects a gradual transition from the drier conditions of summer. As the temperatures begin to cool off from the summer months—where humidity dipped to a more comfortable 77% in August—September's relative humidity brings a sense of freshness to the air. While still lower than the mid-winter peaks, this moderate humidity is a reminder of the approaching autumn, setting the stage for the wetter months ahead. As we look at the year as a whole, it’s clear that Fleurier maintains a high overall humidity level, particularly in the winter, where it consistently hovers around 89% to 91%, creating a cozy atmosphere in this picturesque Swiss town.
As summer transitions into autumn in Fleurier, Switzerland, September sees a UV Index of 6, indicating a high exposure category with a burn time of 25 minutes. This decline from the peak summer months, where UV levels reached a maximum of 9, reflects the gradual decrease in sunlight intensity as the days shorten. While sun protection remains important, particularly during this period characterized by relatively comfortable temperatures, the likelihood of harmful UV exposure is less than in the preceding months. As you enjoy the early autumn scenery, remember to stay mindful of UV levels and check out the detailed information on the Fleurier UV Index for further guidance.
UV Risk Categories
As September graces Fleurier, Switzerland, it brings with it a delightful abundance of sunshine, with 331 hours illuminating the month. This marks a gentle decline from the sun-soaked heights of summer, where July peaked at 416 hours and August still radiated 389 hours of golden light. The trend through the year showcases a steady increase in sunlight from the dreary winter months, with January barely offering 148 hours, and steadily climbing to a vibrant 370 hours in May. Although September marks the onset of autumn, it remains a bright chapter in the year, effectively bridging the warmth of summer with the upcoming crispness of fall. As the days shorten and the leaves begin to change, the lingering sunshine serves as a reminder of summer's bounty, inviting residents and visitors alike to savor the last rays of warmth before winter sets in.
In Fleurier, Switzerland, the likelihood of sunny weather shows intriguing trends throughout the year. As winter gives way to spring, the chances of sun steadily increase, peaking at 50% in April. However, by September, the likelihood settles at about 40%, reflecting a moderate continuation of summer's warmth and light. Interestingly, this month denotes a slight uptick from the summer averages, which hover in the low thirties. Despite the oncoming autumn chill, September remains a promising time for those hoping to bask in the sun, making it a delightful transition from the vibrant summer months to the serene fall ahead.
As summer fades, September brings a gentle transition in daylight duration for Fleurier, Switzerland. With 12 hours of daylight, the month marks a noticeable shift from the long, sunlit days of summer, which peaked at 15 hours during June, July, and August. This gradual decline signifies the approaching autumn, as daylight progressively shortens moving into October's 10 hours. The rhythmic ebb and flow of daylight throughout the year not only enhances the beauty of the landscape but also sets the stage for the vibrant colors of fall, inviting locals and visitors to enjoy the softer sunlight and the crispness of the air as the seasons change.
As September rolls into Fleurier, Switzerland, the gentle whisper of the wind slows down, with average speeds plummeting to 2.0 m/s (4 mph). This marks a notable dip in the seasonal wind patterns, continuing the trend established in the summer months where average gusts hovered around 2.2 to 2.3 m/s (5 mph). In contrast to the breezy beginnings of the year, where January and December see more vigorous winds at approximately 3.0 to 3.1 m/s (7 mph), the transition into autumn brings a serene calmness. As the year progresses, wind speeds gradually pick up again in October, hinting at the dynamic changes that each season introduces to this picturesque Swiss locale.
Weather in Fleurier varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Fleurier, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present contrasting weather conditions. In September, temperatures range from a mild 3°C (37°F) at night to a warm 27°C (82°F) during the day, with an average of 14°C (57°F). The month experiences moderate precipitation of 98 mm (3.9 in) over 13 days, along with relatively high humidity at 81%.
In stark contrast, January sees much colder temperatures, with a minimum of -15°C (5°F) and an average of 0°C (32°F), reaching a maximum of 13°C (55°F). The winter month is also wetter, with precipitation totaling 141 mm (5.5 in) over the same 13 days, accompanied by slightly higher humidity at 91%. For more details, you can check Fleurier weather in January.
In comparing the weather of September and February, we observe notable differences in temperature and precipitation patterns. September experiences a mild temperature range with minimums around 3°C (37°F) and maximums peaking at 27°C (82°F), making it generally more temperate with an average of 14°C (57°F). The month sees a moderate amount of precipitation, totaling 98 mm (3.9 in) over 13 days, accompanied by a relatively high humidity of 81%.
In contrast, February is characterized by much colder conditions, with temperatures dipping to a minimum of -13°C (9°F) and achieving only a maximum of 17°C (62°F), leading to an average temperature of just 2°C (37°F). Precipitation slightly increases to 108 mm (4.3 in), still spread across 13 days, but with a higher humidity of 89%. These stark contrasts highlight the seasonal transition from the warmth of late summer in September to the chill of mid-winter in February. For more specific details about the weather, you can check Fleurier weather in February.
In comparing the weather between September and March, notable differences emerge. September boasts a milder climate with average temperatures around 14°C (57°F) and a maximum of 27°C (82°F), while humidity remains relatively high at 81%. In contrast, March presents a chillier atmosphere with average temperatures of only 5°C (41°F), dipping as low as -14°C (8°F) at times. Precipitation levels are also higher in March, with 147 mm (5.8 in) recorded over 16 days, compared to September's 98 mm (3.9 in) across 13 days. For a detailed look at the weather specifics in March, you can refer to Fleurier weather in March.
September and April showcase contrasting weather patterns, reflecting the transition from late summer to early autumn in September, and the gradual warming of spring in April. In September, temperatures range from a mild 14°C (57°F) on average, with maximums reaching up to 27°C (82°F), while precipitation totals around 98 mm across 13 days, accompanied by a humidity level of 81%. In contrast, April experiences cooler temperatures, averaging 9°C (48°F) with a minimum of -8°C (18°F) and maxima of 24°C (75°F). Rainfall is slightly less, at 81 mm over 12 days, with humidity slightly higher at 84%. For more specific insights into April weather, you can refer to Fleurier weather in April.
In comparing the weather between September and May, we find notable differences in temperature and precipitation patterns. September features a wider temperature range with a minimum of 3°C (37°F) and a maximum of 27°C (82°F), while May has cooler minimum temperatures that can drop to -2°C (28°F), yet can also reach up to the same maximum of 28°C (82°F). May experiences significantly more precipitation with 186 mm (7.3 in) over 18 days compared to September's 98 mm (3.9 in) across 13 days. Humidity levels are quite similar, with September at 81% and May slightly lower at 80%. For more detailed information on May weather specifically in Fleurier, you can visit Fleurier weather in May.
In comparing the weather of September and June, we see notable differences in temperature and precipitation. September features a milder range, with minimum temperatures around 3°C (37°F) and an average of 14°C (57°F), peaking at 27°C (82°F). In contrast, June tends to be warmer, with minimums at 5°C (42°F) and an average of 17°C (62°F), reaching highs of 33°C (91°F). Precipitation is also higher in June, accumulating 186 mm (7.3 in) over 18 days compared to September’s 98 mm (3.9 in) falling over 13 days. Both months exhibit similar humidity levels, hovering around 81-82%. For more specific details regarding June weather conditions, you can visit Fleurier weather in June.
In comparing the weather between September and July, we see a noticeable shift in temperatures and precipitation patterns. September experiences cooler temperatures, with a minimum of 3°C (37°F) and an average of 14°C (57°F), while July offers warmer conditions, starting at a minimum of 8°C (46°F) and averaging 18°C (65°F). The maximum temperature in July peaks significantly higher at 34°C (94°F) compared to September's 27°C (82°F). Both months see substantial rainfall, but July is wetter overall, with precipitation totaling 152 mm (6.0 in) over 16 days, while September brings 98 mm (3.9 in) over 13 days. Humidity levels remain quite similar, with September at 81% and July slightly higher at 82%. For more detailed information, you can check Fleurier weather in July.
In August, the weather is typically warmer, with average temperatures ranging from a minimum of 6°C (43°F) to a maximum of 34°C (93°F), while September sees cooler averages with a minimum of 3°C (37°F) and a maximum of 27°C (82°F). Additionally, August experiences higher precipitation levels, accumulating 145 mm (5.7 in) over 17 days compared to September's 98 mm (3.9 in) over 13 days. Humidity levels are also slightly lower in August at 77% compared to September's 81%. For more detailed information on the weather in August, you can visit Fleurier weather in August.
September's weather is characterized by a relatively mild atmosphere, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 27°C (82°F). The average temperature stands at 14°C (57°F), accompanied by 98 mm (3.9 in) of precipitation spread over 13 days and a humidity level of 81%. In contrast, October brings a noticeable chill, with minimum temperatures dropping to 0°C (32°F) and an average of 10°C (49°F). Although the maximum reaches 22°C (71°F), the month sees an increase in rainfall, totaling 123 mm (4.9 in) over 14 days and a higher humidity level of 89%. This shift marks a transition into the colder, wetter season. For more details, you can check out Fleurier weather in October.
September and November present contrasting weather patterns. In September, temperatures range from a mild minimum of 3°C (37°F) to a maximum of 27°C (82°F), averaging around 14°C (57°F). The month sees a total precipitation of 98 mm (3.9 in) over 13 days, with humidity levels at 81%. By November, however, the landscape shifts dramatically; temperatures drop, with minimums plunging to -5°C (24°F) and an average of only 4°C (40°F). The maximum temperature is more subdued at 18°C (65°F). November experiences increased precipitation at 116 mm (4.6 in) over 15 days, accompanied by higher humidity at 89%. For more details, check this link: Fleurier weather in November.
In September, the weather is generally milder, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 27°C (82°F) and an average of 14°C (57°F). Precipitation is moderate at 98 mm (3.9 in) over about 13 days, and humidity sits at 81%. In contrast, December brings a much colder climate, with temperatures dropping to a minimum of -8°C (19°F) and an average of 2°C (35°F), peaking at 12°C (54°F). Rainfall increases significantly to 205 mm (8.1 in) across roughly 20 days, with humidity rising to 91%. For more detailed information on the weather in December, visit Fleurier weather in December.
As September unfolds in Fleurier, the weather brings a delightful transition from the summer heat, showcasing warm days with a maximum temperature that can reach up to 27°C, while cooler evenings remind us that autumn is approaching. With an average temperature of 14°C and a minimum that dips to 3°C, the month is characterized by increased humidity at 81%, creating a unique atmosphere as the landscape begins to change. While precipitation is present with 98 mm over 13 days, it serves to nourish the vibrant fall foliage. This blend of warmth and crispness makes September distinct from the hotter summer months, offering a refreshing escape for locals and visitors alike. For a comprehensive understanding of what to expect throughout the year, visit Fleurier Climate.