Last updated: August 27, 2025
In September, Estavayer-le-Lac, Switzerland, experiences a delightful blend of warmth and cooling breezes, with maximum temperatures reaching up to 29°C (84°F) and an average of 16°C (60°F). Early autumn brings crisp mornings, as minimum temperatures can dip to 6°C (42°F). The region sees 68 mm (2.7 in) of precipitation over approximately 10 days, contributing to the lush landscapes and vibrant atmosphere. With an average humidity level of 81%, the month offers a unique charm, perfect for enjoying the scenic beauty of this picturesque Swiss town.
As September arrives in Estavayer-le-Lac, Switzerland, the air begins to cool while still holding onto the warmth of summer. With temperatures ranging from a minimum of 6°C (42°F) to a pleasant maximum of 29°C (84°F), this month strikes a balance between the lingering warmth of August and the approaching chill of autumn. The average temperature of 16°C (60°F) invites outdoor enthusiasts to enjoy the stunning landscapes and vibrant fall foliage. As daylight hours decrease, the transition to cooler evenings creates a cozy atmosphere, making September an ideal time for both exploration and relaxation.
September in Estavayer-le-Lac sees a notable dip in precipitation, with only 68 mm (2.7 in) of rain recorded over approximately 10 days. This reduction follows the wetter summer months, where rainfall peaked in May at 133 mm (5.2 in) and stabilized around 99 mm (3.9 in) in August. As autumn approaches, the decrease in both precipitation and rainy days suggests a shift towards drier conditions, paving the way for October's 97 mm (3.8 in) forecast, which may usher in the first hints of colder weather. The transition reflects a pattern where September often serves as a milder interlude between the lush growth of summer and the more demanding rainfalls of winter, making it a contemplative time in this picturesque Swiss locale.
In Estavayer-le-Lac, Switzerland, September brings a notable shift in humidity levels, sitting comfortably at 81%. This marks a slight increase from the sun-drenched days of August, which recorded the year's lowest humidity at 77%. Throughout the year, humidity tends to peak in the winter months, with January and December around 91%, while the spring and summer months generally exhibit lower levels, hinting at a gradual transition towards wetter conditions as autumn approaches. The subtle rise in September's humidity suggests that the lush, crisp days of fall are on the horizon, creating a refreshing atmosphere after the summer heat.
In September, Estavayer-le-Lac continues to experience a significant transition from the peak summer months, with a UV Index of 6, indicating a high exposure category. This means that while the threat of sunburn is reduced compared to the very high indices of July and August, residents and visitors should still be mindful, as a burn can occur in just 25 minutes. As fall approaches, the UV Index starts to moderate, hinting at shorter days and lower sun intensity in the upcoming months. However, September remains a fantastic time to enjoy outdoor activities, just remember to apply sunscreen regularly. For more information on the UV levels throughout the year, visit Estavayer-le-Lac UV Index.
UV Risk Categories
September in Estavayer-le-Lac, Switzerland, brings a delightful transition into autumn, boasting 330 hours of sunshine. This month continues the trend of plentiful sunshine that peaks during the summer, following a vibrant July and August. As the sun slowly begins to retreat, residents and visitors can still relish in significant sunlight, marking September as a beautifully balanced month—great for outdoor activities before the shorter days of October arrive. The gradual decrease from summer's high of 417 hours reinforces how Estavayer-le-Lac's charm continues to shine, even as the seasons change. This rhythm of light not only enhances the picturesque landscapes but also invites people to indulge in the last warm days of the year, making September a cherished time for exploration and connection with nature.
In Estavayer-le-Lac, September marks a transitional month, where the likelihood of sunny weather sits at 36%. This percentage showcases a slight decline from the peak sunshine of April at 50%, reflecting the gradual shift towards autumn. Notably, September's sun chances are comparable to those in the summer months of July and August, which range from 37% to 40%. As the seasons change, the weather becomes less predictable, yet September still offers a reasonable chance for pleasant days, inviting residents and visitors alike to enjoy the beauty of the Swiss landscape under the sun.
As September unfolds in Estavayer-le-Lac, Switzerland, the days begin to shorten, offering approximately 12 hours of daylight. This marks a gradual decline from the sun-soaked beauty of summer, where July and August bask in nearly 15 hours of radiant light. The transition is a gentle reminder of the changing seasons, as the lush, vibrant landscapes of autumn start to emerge. Following the peak summer months, September's daylight serves as a bridge to the cooler days ahead, hinting at the cozy ambiance of fall while still relishing the lingering warmth of summer. With daylight gradually waning, the anticipation of autumn's crisp air and stunning foliage grows stronger, making this month a reflective pause before the deepening winter days.
As September graces Estavayer-le-Lac with its gentle charm, the wind begins to whisper a lullaby, averaging a modest 1.5 m/s (3 mph). This marks a noticeable decline from the more vibrant breezes of summer, as the wind speed tapers off after peaking during the spring months. In fact, since June, when winds were relatively stronger at 1.6 m/s (4 mph), there’s been a gradual downward trend, creating a tranquil ambiance. The arrival of autumn brings a softening of the winds leading into the cooler months, where an upturn can be expected in the autumn and winter seasons. As the landscape transitions, the serene breezes of September invite a sense of calm, perfect for enjoying the scenic beauty of this Swiss gem.
Weather in Estavayer-le-Lac varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Estavayer-le-Lac, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather in Estavayer-le-Lac offers a warm spectrum, with average temperatures ranging from a mild 6°C (42°F) at night to a pleasant 29°C (84°F) during the day, accompanied by a comfortable humidity level of 81%. Rainfall is moderate, totaling around 68 mm (2.7 in) over approximately 10 days. In contrast, January presents a starkly different climate, characterized by much colder conditions where temperatures drop to a minimum of -8°C (17°F) and an average of just 2°C (36°F). This winter month experiences higher precipitation, reaching 99 mm (3.9 in) over about 11 days, along with increased humidity at 91%. For a detailed comparison of the winter conditions, check out Estavayer-le-Lac weather in January.
In September, temperatures in Estavayer-le-Lac show a pleasant range, with minimums around 6°C (42°F) and maximums reaching up to 29°C (84°F), making it a relatively warm month with an average of 16°C (60°F). The humidity sits at 81%, and while there are ten days of precipitation totaling 68 mm (2.7 in), it's still a favorable time for outdoor activities. In contrast, February presents a much cooler climate, with temperatures fluctuating between a frigid minimum of -11°C (13°F) and a maximum of 17°C (63°F), averaging only 4°C (39°F). The month sees a slight increase in precipitation to 81 mm (3.2 in) over 11 days, coupled with a higher humidity level of 89%. For a detailed look at February's weather specifics, you can check Estavayer-le-Lac weather in February.
September and March present quite contrasting weather conditions. In September, temperatures range from a mild 6°C (42°F) at night to a warm 29°C (84°F) during the day, with an average temperature of 16°C (60°F). Despite the warm temperatures, September experiences moderate precipitation of 68 mm (2.7 in) over about 10 days and maintains a relatively high humidity level of 81%.
In contrast, March offers much cooler weather, with temperatures dipping as low as -10°C (13°F) at night and reaching a high of 20°C (69°F), averaging just 6°C (43°F). This month sees increased precipitation at 107 mm (4.2 in) over approximately 14 days, along with slightly higher humidity at 87%. For more details on weather specifics, visit Estavayer-le-Lac weather in March.
Comparing the weather in September and April reveals notable differences in temperature and overall climate conditions. September typically enjoys milder temperatures, ranging from a minimum of 6°C (42°F) to a maximum of 29°C (84°F), with an average of 16°C (60°F). In contrast, April starts off cooler, marked by minimums dipping to -3°C (27°F) and an average temperature of 10°C (49°F), although it can still reach up to 25°C (77°F).
Both months experience precipitation on about 10 days; however, September receives slightly more rain, totaling 68 mm (2.7 in) compared to April's 54 mm (2.1 in). Humidity levels are also comparable, with September at 81% and April slightly higher at 84%. For more detailed information on April weather, you can refer to Estavayer-le-Lac weather in April.
When comparing the weather in September and May, we can observe some notable differences. September generally experiences a wider temperature range, with minimums at 6°C (42°F) and maximums reaching up to 29°C (84°F), leading to an average temperature of 16°C (60°F). In contrast, May has cooler conditions, with minimums around 0°C (31°F) and maximums peaking at 28°C (83°F), resulting in a lower average of 13°C (55°F). Precipitation levels also differ significantly; September sees 68 mm (2.7 in) across about 10 days, while May is wetter, with 133 mm (5.2 in) over approximately 16 days. Humidity levels are quite similar in both months, hovering around 81% in September and 80% in May. For more detailed information, you can check Estavayer-le-Lac weather in May.
In comparing the weather of September and June, we see notable differences in temperature and precipitation. September experiences a more moderate range, with minimum temperatures around 6°C (42°F) and maximums reaching up to 29°C (84°F), averaging at 16°C (60°F). In contrast, June is warmer with a minimum of 7°C (44°F) and maximum temperatures soaring to 34°C (94°F), culminating in an average of 18°C (64°F). Additionally, June typically sees more rainfall, with 101 mm (4.0 in) falling over 16 days, compared to September's 68 mm (2.7 in) over just 10 days. Both months have similar humidity levels, hovering around 81% for September and slightly higher at 82% for June. For a more detailed look at June’s weather, visit Estavayer-le-Lac weather in June.
In comparing the weather between September and July, it's clear that July tends to be warmer and more humid. July's temperatures range from a minimum of 10°C (51°F) to a maximum of 35°C (96°F), with an average of 20°C (67°F). In contrast, September experiences cooler temperatures, ranging from a minimum of 6°C (42°F) to a maximum of 29°C (84°F), with an average of 16°C (60°F). Additionally, July receives more precipitation, totaling 103 mm (4.1 in) over about 14 days, compared to September's 68 mm (2.7 in) over 10 days. Both months have similar humidity levels, with July at 82% and September at 81%. For more details, you can check Estavayer-le-Lac weather in July.
September's weather shows a notable transition from the warmth of August. While August enjoys a higher average temperature of 19°C (67°F) and peaks at 33°C (92°F), September cools down with an average of 16°C (60°F) and maximums reaching 29°C (84°F). Additionally, September experiences slightly less precipitation at 68 mm (2.7 in) over 10 days compared to August's 99 mm (3.9 in) across 13 days. Humidity levels are relatively similar, with September averaging 81% compared to August's 77%. For more details on August weather, you can check Estavayer-le-Lac weather in August.
September and October present notable shifts in weather patterns. In September, temperatures range from a minimum of 6°C (42°F) to a maximum of 29°C (84°F), with an average of 16°C (60°F). The month experiences 68 mm (2.7 in) of precipitation over approximately 10 days and boasts a relatively high humidity level of 81%. In contrast, October sees cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 22°C (73°F), alongside an average of only 11°C (52°F). Precipitation increases to 97 mm (3.8 in), occurring over 12 days, and humidity rises to 89%. These changes indicate a transition into a more autumnal climate. For more details, you can refer to Estavayer-le-Lac weather in October.
September and November exhibit notable contrasts in weather conditions. In September, temperatures range from a mild 6°C (42°F) at night to a warm 29°C (84°F) during the day, with an average temperature of 16°C (60°F). The month experiences around 68 mm (2.7 in) of precipitation over about 10 days, alongside relatively high humidity at 81%.
In contrast, November brings chillier temperatures, with nightly lows dropping to -1°C (30°F) and daytime highs reaching only 18°C (65°F), averaging at a cool 6°C (43°F). This month also sees an increase in precipitation, totaling 90 mm (3.6 in) over approximately 14 days, and a rise in humidity to 89%. For more detailed weather insights, check out Estavayer-le-Lac weather in November.
September and December present stark contrasts in weather. In September, temperatures range from a mild 6°C (42°F) to a warm 29°C (84°F), with an average of 16°C (60°F), making it a comfortable month for outdoor activities. However, it does come with 68 mm (2.7 in) of rainfall over about 10 days, accompanied by a moderate humidity level of 81%. In contrast, December plunges into the cold with temperatures ranging from a low of -7°C (19°F) to a maximum of 13°C (56°F), averaging just 3°C (38°F). Precipitation increases significantly to 160 mm (6.3 in) spread over 18 days and humidity rises to 91%, creating a damp and chilly environment. For more details, check Estavayer-le-Lac weather in December.
As September arrives in Estavayer-le-Lac, the weather begins to shift, blending the warmth of summer with the crispness of autumn. With maximum temperatures reaching up to 29°C, the days can still feel quite warm, especially in the early part of the month. However, the average temperature cools to a mild 16°C, contrasting sharply with the peak summer months. Humidity levels are notably high at 81%, often accompanied by approximately 10 days of precipitation, totaling around 68 mm. This combination yields a cozy yet damp atmosphere, marking a delightful transition from the vibrant heat of summer to the refreshing coolness of fall. For a detailed understanding of weather patterns throughout the year, explore the Estavayer-le-Lac Climate.