Last updated: February 26, 2025
In September, Chamrousse, France, experiences a captivating blend of temperatures and weather conditions that define the transition from summer to autumn. With a maximum temperature reaching 24°C (75°F) and an average of 12°C (54°F), visitors can expect mild days ideal for outdoor activities. However, nighttime brings a chill, as temperatures can plummet to a minimum of -6°C (21°F). The month is characterized by 97 mm (3.8 in) of precipitation spread over 12 days, resulting in a humidity level of 73%, creating a refreshing atmosphere amidst the changing foliage. Whether you're a hiking enthusiast or simply seeking to enjoy the serene landscapes, September in Chamrousse offers a delightful experience.
In September, Chamrousse, France experiences a refreshing transition from the warmth of summer to the crispness of autumn. With minimum temperatures dipping to -6°C (21°F) and average highs reaching a comfortable 24°C (75°F), this month offers a delightful blend of cool mornings and mild afternoons. The average temperature settles around 12°C (54°F), reflecting the gradual decrease from the summer highs. As the trails begin to shed their summer greenery and the leaves start to turn, September invites outdoor enthusiasts to enjoy the stunning landscapes before the winter chill sets in, making it a perfect time for hiking and appreciating the majestic scenery of the French Alps.
In September, Chamrousse, France, experiences a moderate decline in precipitation, receiving 97 mm (3.8 in) over 12 days. This marks a noticeable shift from the wetter months of summer, reflecting the transition into autumn. While precipitation is still consistent, it's notably less than the lush amounts recorded in May and June, suggesting a gradual drying trend as the landscape prepares for the colder months ahead. Despite this decrease, September still provides a refreshing backdrop of crisp air and vibrant foliage, making it an inviting time for outdoor activities amidst the changing seasons.
In Chamrousse, France, the month of September marks a notable shift in humidity levels as summer gives way to early autumn. With humidity dipping to 73%, September stands out as a transitional period, following the more comfortable months of July and August, which experienced their lowest averages, at 72% and 63% respectively. This fluctuation illustrates a gradual return to higher moisture levels as autumn approaches, with humidity spiking again in the following month, October, when it climbs to 89%. Overall, the trend reflects a steady decline through the summer months, culminating in a slight increase as the year progresses, setting the stage for the more humid winter season ahead.
In September, Chamrousse experiences a notable shift in its UV Index, registering at 7, which falls into the high exposure category. With a recommended burn time of 25 minutes, it’s essential for outdoor enthusiasts to remain vigilant about sun protection during this month. While the index is a step down from the very high levels seen in the peak summer months of June and July, September still demands attention as it transitions to a more moderate UV landscape in October. This trend highlights the importance of adapting sun safety practices as the seasons change. For those planning outdoor activities, it's wise to stay informed by checking the latest UV Index details at Chamrousse UV Index.
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In Chamrousse, France, the September sunshine continues a delightful trend from the vibrant summer months, offering an impressive 337 hours of sunlight. This marks a gentle decline from the peak brightness of July and August, where the alpine landscape basked in 430 and 399 hours, respectively. As the season shifts, September still provides ample opportunities for outdoor adventures, with its clear skies and crisp air inviting visitors to experience the stunning natural beauty of the region. While the sun’s embrace begins to wane in the upcoming months, with October bringing 293 hours, the lingering warmth of September ensures that the allure of Chamrousse remains strong as autumn unfolds.
September in Chamrousse, France offers a moderate chance of sunny weather, with approximately 37% of the days expected to be bright. This month follows the peak of summer sunshine seen in August, which boasts a higher likelihood at 47%. As the seasons transition, September's sunlit days begin to taper off, reminiscent of the warmer months, yet still outshine the earlier months of the year like January and May, which see only 21% and 33% sunny days, respectively. With autumn's approach, September stands as a delightful blend of warmth and comfortable weather, making it a lovely time for outdoor activities in the picturesque landscapes of the French Alps.
As summer fades into autumn, September in Chamrousse, France, marks a gentle transition in daylight hours. With 12 hours of daylight, this month sees a noticeable decline from the sun-soaked days of July and August, which boasted 15 and 14 hours, respectively. The gradual shortening of days begins in earnest, setting the stage for the cozy ambiance of fall. Following the vibrant spring and summer, September offers a balanced blend of light and shadow, inviting visitors to experience the serene beauty of the mountains as nature prepares for the winter retreat. As daylight diminishes, the enchanting colors of autumn foliage emerge, creating a picturesque backdrop for leisurely hikes and outdoor adventures.
As September rolls into Chamrousse, France, a subtle shift in the wind begins to reveal the onset of autumn. The average wind speed dips slightly to 1.1 m/s (2 mph), making this month the calmest since early spring. This gentle breeze contrasts with the slightly brisker conditions felt earlier in the year, where winds consistently hovered around 1.2 to 1.4 m/s (3 mph). With summer winds fading, September invites a serene atmosphere that encourages outdoor exploration amid the changing foliage, suggesting a tranquil transition toward cooler months ahead. As the landscape transforms, the mellow winds whisper promises of the vibrant autumn days yet to come.
The weather in Chamrousse changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Chamrousse and find detailed weather information for every month.
September and January present stark contrasts in weather conditions. In September, temperatures range from a chilly -6°C (21°F) at night to a pleasant average of 12°C (54°F) during the day, peaking at 24°C (75°F). With 97 mm (3.8 in) of precipitation spread over 12 days and a humidity level of 73%, the month feels mild yet moderately damp. Conversely, January is considerably colder, with temperatures dropping to a minimum of -25°C (-13°F), averaging -3°C (27°F), and a maximum of 10°C (49°F). This winter month sees slightly higher precipitation at 127 mm (5.0 in) over 10 days and heightened humidity at 91%, which adds to the frostiness of the season. For more detailed insights on January weather, you can refer to Chamrousse weather in January.
In September, temperatures in Chamrousse range from a minimum of -6°C (21°F) to a maximum of 24°C (75°F), with an average of 12°C (54°F). The month sees about 97 mm (3.8 in) of precipitation spread over 12 days, accompanied by a moderate humidity level of 73%. In stark contrast, February is cooler with a minimum temperature of -17°C (2°F) and an average temperature of just 1°C (33°F), peaking at 15°C (60°F). Precipitation increases to 117 mm (4.6 in) over the same number of days, and humidity rises to 87%. For more details, check out Chamrousse weather in February.
In September, the weather in Chamrousse is relatively mild, with average temperatures ranging from a chilly 12°C (54°F) to a maximum of 24°C (75°F). Although it is generally more comfortable, the month still sees around 97 mm (3.8 in) of precipitation spread over 12 days, accompanied by a humidity level of 73%.
In contrast, March brings a much colder climate, with average temperatures dropping significantly to around 3°C (38°F) and a maximum of 17°C (64°F). This month also experiences higher precipitation levels of 155 mm (6.1 in) over 16 days, and humidity rises to 84%. For more detailed insights into the March conditions, check out Chamrousse weather in March.
In comparing the weather of September and April, we see significant differences in temperature and humidity. September tends to be milder, with average temperatures around 12°C (54°F) and maximums reaching 24°C (75°F), while April is cooler, averaging only 6°C (43°F) and peaking at 20°C (69°F). Both months receive a similar amount of precipitation, approximately 97 mm (3.8 in) in September and 99 mm (3.9 in) in April, with rain spread across about 12 days in each month. However, April tends to have slightly higher humidity at 83%, compared to September's 73%. For more details about the weather patterns in April, you can visit Chamrousse weather in April.
In comparing the weather of September and May, both months experience similar minimum temperatures, dipping to around -6°C (21°F to 22°F). However, September generally has a more moderate average temperature of 12°C (54°F) compared to May's cooler average of 10°C (50°F). Interestingly, while September can reach a maximum of 24°C (75°F), May enjoys slightly warmer maximums at 25°C (77°F). Precipitation distinguishes the two months significantly; September receives 97 mm (3.8 in) over 12 days, while May sees a much wetter climate with 212 mm (8.4 in) spread across 19 days. Humidity levels are comparable, with September at 73% and May slightly higher at 78%. For further details, you can check out Chamrousse weather in May.
When comparing the weather between September and June, notable differences emerge in temperature and precipitation. September experiences cooler temperatures, ranging from a minimum of -6°C (21°F) to a maximum of 24°C (75°F), with an average of 12°C (54°F). In contrast, June offers milder conditions, with temperatures spanning from a minimum of 3°C (37°F) to a maximum of 30°C (85°F) and an average of 15°C (59°F).
Precipitation is higher in June, totaling 173 mm (6.8 in) over 17 days, compared to September's 97 mm (3.8 in) over 12 days. Humidity levels remain relatively similar in both months, hovering around 73% in September and 75% in June. For a more detailed look at June weather, you can visit Chamrousse weather in June.
When comparing the weather in September and July, notable differences emerge in both temperature and precipitation. September typically sees cooler temperatures, with a minimum of -6°C (21°F) and an average of 12°C (54°F), peaking at 24°C (75°F). In contrast, July enjoys warmer conditions, with minimums around 5°C (42°F), averaging 16°C (62°F), and reaching a maximum of 30°C (86°F). Precipitation levels are slightly lower in September at 97 mm (3.8 in) over 12 days, compared to July’s 120 mm (4.7 in) across 14 days. Humidity levels remain similar in both months, with September at 73% and July at 72%. For a more detailed look at July weather specifics, visit Chamrousse weather in July.
In comparing the weather between September and August, September experiences cooler temperatures, with a minimum of -6°C (21°F), an average of 12°C (54°F), and a maximum of 24°C (75°F). In contrast, August is warmer, featuring a minimum of 4°C (40°F), an average of 16°C (61°F), and a higher maximum of 29°C (85°F). Precipitation levels are slightly lower in September at 97 mm (3.8 in) compared to August’s 125 mm (4.9 in), although both months experience precipitation on about 12 days. Additionally, September has higher humidity at 73%, while August’s humidity is more comfortable at 63%. For more details on August weather, check out Chamrousse weather in August.
In September, temperatures in Chamrousse range from a minimum of -6°C (21°F) to a maximum of 24°C (75°F), with an average temperature of 12°C (54°F). The month experiences around 97 mm (3.8 in) of precipitation spread over 12 days and a humidity level of 73%. In contrast, October sees a slight increase in humidity to 89%, with temperatures dropping slightly, averaging 8°C (47°F) and peaking at 21°C (70°F). Precipitation also rises to 124 mm (4.9 in), occurring over 11 days. For a detailed look at October's weather in Chamrousse, visit Chamrousse weather in October.
In September, the weather in Chamrousse generally showcases milder temperatures, with minimums around -6°C (21°F), average highs at 12°C (54°F), and maximums reaching up to 24°C (75°F). This month experiences about 97 mm (3.8 in) of precipitation over 12 days, coupled with a humidity level of 73%. In contrast, November sees a significant drop in temperatures, with minimums of -11°C (13°F) and an average of just 2°C (36°F). Although maximum temperatures can still reach 17°C (64°F), the month is wetter, accumulating 126 mm (5.0 in) of precipitation over 14 days, while humidity levels rise to 90%. For a detailed look into the November weather, check out Chamrousse weather in November.
In September, the weather in Chamrousse features milder temperatures, with a minimum of -6°C (21°F) and an average of 12°C (54°F), peaking at a pleasant 24°C (75°F). The month experiences 97 mm (3.8 in) of precipitation over 12 days, accompanied by a humidity level of 73%. In contrast, December brings much colder conditions, with temperatures dropping significantly; the minimum reaches -18°C (0°F), while the average settles at -1°C (30°F) and the maximum only reaches 11°C (51°F). This month is also wetter, with 247 mm (9.7 in) of precipitation across 18 days and increased humidity at 90%. For more detailed information about December weather specifics, you can refer to Chamrousse weather in December.
As summer gracefully transitions into autumn, September in Chamrousse showcases a distinct shift in weather patterns. With a notable drop in temperatures, the crisp air invites exploration of the stunning alpine landscape. Rain makes its presence felt with increased precipitation days, adding a refreshing vibrancy to the surroundings, while the higher humidity levels lend an authentic mountain feel. This month, unlike the warmer summer months, offers a unique blend of warmth during the day and cool evenings, perfect for enjoying the beauty of nature. For a deeper understanding of the seasonal variations, visit Chamrousse Climate.