Last updated: February 26, 2025
In September, Valloire, France, experiences a notable contrast in weather, with maximum temperatures reaching 21°C (69°F), while the average settles around a cool 9°C (49°F) and can dip to a chilly -10°C (15°F) at night. This month is characterized by moderate precipitation, totaling 78 mm (3.1 in) spread over 13 days, contributing to a relative humidity of 73%. Visitors can expect a mix of warm sunny days and crisp, refreshing evenings, making it a perfect time for fall adventures amidst the stunning alpine backdrop.
In September, Valloire, France, experiences a noticeable transition as summer edges into autumn. With minimum temperatures dipping to a crisp -10°C (15°F), the air begins to carry a refreshing chill, while average daytime highs reach a comfortable 21°C (69°F). This month marks a shift where the warmth of summer—evidenced by the previous months' consistent highs of around 25-26°C (77-80°F)—gives way to cooler evenings. The average temperature of 9°C (49°F) signals that visitors should prepare for fluctuating conditions, as the days gradually shorten and the vibrant colors of fall foliage start to emerge. As September unfolds, Valloire offers a perfect blend of mild temperatures and stunning landscapes, making it an enchanting time for exploration.
In September, Valloire experiences a decrease in precipitation, with 78 mm (3.1 in) recorded over approximately 13 days. This marks a notable shift from the wetter months of summer, where rainfall peaked in May at 172 mm (6.8 in). As autumn sets in, the transition is clear with September showcasing shorter rainy spells and a gradual retreat of moisture. This pattern aligns with the trend of declining precipitation as the year progresses, highlighted by a drop in the number of rainy days compared to the more intense summer months. With its idyllic mountain backdrop, Valloire remains an enchanting destination even amidst the softening drizzle of early fall.
In September, Valloire experiences a slight uptick in humidity, averaging 73%, a gentle transition from the lower levels seen in the summer months. This increase reflects a shift towards the wetter conditions typical of autumn, as humidity begins to rise from the 63% recorded in August. The trend is evident as humidity levels steadily climb throughout the fall, with October and November bringing higher averages of 89% and 90%, respectively. As summer retreats, Valloire's atmosphere gradually embraces a more humid climate, setting the stage for the cozy, crisp days of autumn ahead.
September in Valloire, France, ushers in a very high UV Index of 8, marking a transition from the peak summer months but still demanding attention to sun safety. With a burn time of just 15 minutes, outdoor enthusiasts should be mindful of the sun’s intensity, as even early autumn can pose risks to unprotected skin. The gradual decrease in the UV Index from July's extreme levels highlights the changing seasons, yet it remains crucial to stay vigilant. As you plan your September activities, consider applying sunscreen, wearing protective clothing, and seeking shade during peak hours. For detailed monthly insights, check out the Valloire UV Index.
UV Risk Categories
As the summer months wane, Valloire, France, experiences a warm September bathed in a delightful 337 hours of sunshine. This marks a graceful transition from the sun-drenched July, which boasts the highest sunshine hours at 431 hours, to the mellow light of autumn. The gradual decline in daylight begins in August with 399 hours, yet September's sunny disposition remains a charming highlight, ensuring outdoor enthusiasts can still bask in pleasant weather. This trend of reducing hours persists into October, where 294 hours continue to embrace the picturesque alpine landscape, inviting visitors to enjoy the natural beauty before winter's arrival.
In Valloire, France, September brings a moderate 32% chance of sunny weather, maintaining a trend of variability in sunshine throughout the year. After the peak of 49% in August, the likelihood of sun dips slightly as autumn approaches. This moderate chance is comparable to the 30s% seen in several earlier months, like May and June, which hints at a transition period where lingering summer warmth meets the crispness of fall. Interestingly, the chances of sunshine see an upward trend again in the following months, particularly in October with 42%, suggesting that while September may feel like a gentle farewell to summer, the potential for delightful sunny days isn't too far behind.
As summer gracefully transitions into autumn, September in Valloire, France, experiences a notable shift in daylight duration, offering about 12 hours of sunlight. This marks a gentle decline from the peak of 15 hours seen in June and July, reflecting nature’s cyclical rhythm. Following a vibrant summer, where daylight extended its warm embrace, September sets the stage for an increasingly shorter day amidst the alluring colors of early fall. As the month progresses, the daylight hints at the impending transition into the cozier months of October and November, with their respective 10 hours and 9 hours of daylight. This steady decrease creates a beautiful contrast, accentuating the rich, changing landscape of Valloire.
As September sweeps into Valloire, France, the gentle whispers of the wind become even softer, with an average speed of just 1.1 m/s (2 mph). This mild breeze marks a subtle decline compared to the summer months, suggesting the approaching tranquility of autumn. Throughout the year, the wind has fluctuated gently—from a peak in January and February at 1.4 m/s (3 mph) to the quieter late summer and early fall. The consistent speed of around 3 mph during the earlier months hints at a pleasant equilibrium that invites leisurely strolls and peaceful moments amid the scenic alpine backdrop. As the vibrant colors of fall begin to emerge, Valloire transforms, and the soft winds carry the promise of cooler days ahead.
The weather in Valloire 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 Valloire and find detailed weather information for every month.
September and January present strikingly different weather conditions. In September, temperatures range from a chilly minimum of -10°C (15°F) to a pleasant maximum of 21°C (69°F), with an average of 9°C (49°F). This month sees about 78 mm (3.1 in) of precipitation, spread over 13 days, alongside a moderate humidity level of 73%. In contrast, January is much colder, with temperatures plummeting to a minimum of -24°C (-11°F) and averaging -7°C (19°F), peaking at a maximum of 6°C (43°F). Precipitation increases to 124 mm (4.9 in) over just 10 days, and humidity rises significantly to 91%. For more details on January weather in this region, visit Valloire weather in January.
September and February present contrasting weather patterns. In September, temperatures range from a chilly -10°C (15°F) at night to a pleasant 21°C (69°F) during the day, with an average of 9°C (49°F). This month experiences 78 mm (3.1 in) of precipitation spread over 13 days and maintains a humidity level of 73%. Conversely, February is markedly colder, with minimum temperatures plummeting to -21°C (-5°F) and a maximum of only 10°C (50°F), resulting in an average temperature of -4°C (26°F). Precipitation increases slightly to 97 mm (3.8 in) over 12 days, accompanied by higher humidity at 87%. For more details on the weather during this cold month, check out Valloire weather in February.
When comparing the weather in September and March, notable differences emerge in temperature and precipitation. September boasts milder temperatures, with a minimum of -10°C (15°F) and an average of 9°C (49°F), reaching a comfortable maximum of 21°C (69°F). In contrast, March is much colder, featuring a minimum of -22°C (-8°F) and an average of -2°C (29°F), with a maximum of only 12°C (54°F). Additionally, March experiences higher precipitation levels, totaling 136 mm (5.4 in) over 15 days, compared to September's 78 mm (3.1 in) over 13 days. The humidity also rises in March to 84%, compared to September's 73%. For more specific insights into March weather, you can visit Valloire weather in March.
When comparing the weather in September and April, notable differences emerge in temperature and conditions. In September, temperatures range from a minimum of -10°C (15°F) to a comfortable maximum of 21°C (69°F), with an average of 9°C (49°F) and humidity at 73%. This month experiences about 78 mm (3.1 in) of precipitation over 13 days, suggesting a relatively mild transition into autumn.
In contrast, April is typically colder, with temperatures ranging from a minimum of -15°C (5°F) to a maximum of 14°C (58°F) and an average of 2°C (35°F). Despite a slightly higher precipitation level at 83 mm (3.3 in) over 12 days and increased humidity at 83%, the overall feel during April is brisker, marking a clear shift towards spring. For more detailed information, you can check out Valloire weather in April.
When comparing the weather patterns of September and May, both months exhibit similar maximum temperatures, hovering around 21°C (69°F) and 21°C (70°F) respectively. However, September tends to be slightly milder on average with a temperature of 9°C (49°F) compared to May's average of 6°C (42°F). Precipitation is notably higher in May, with 172 mm (6.8 in) falling across 21 days, in contrast to September's 78 mm (3.1 in) over 13 days. Additionally, humidity levels are slightly elevated in May at 78%, compared to 73% in September. For a more detailed overview of conditions in May, you can visit Valloire weather in May.
September and June present contrasting weather patterns. In September, temperatures range from a chilly minimum of -10°C (15°F) to a maximum of 21°C (69°F), with an average of 9°C (49°F). The month receives a total of 78 mm (3.1 in) of rainfall across 13 days, accompanied by a humidity level of 73%. In contrast, June offers milder temperatures, with a minimum of -1°C (30°F) and a warm maximum of 26°C (79°F), averaging 11°C (52°F). Precipitation in June is higher, reaching 144 mm (5.7 in) over 19 days, and the humidity is slightly elevated at 75%. For more detailed insights, check out Valloire weather in June.
In comparing the weather between September and July, September tends to be cooler, with average temperatures ranging from a minimum of -10°C (15°F) to a maximum of 21°C (69°F), while July sees milder conditions with temperatures between 2°C (36°F) and 26°C (80°F). Both months experience considerable precipitation, but July is slightly wetter, recording 109 mm (4.3 in) over 16 days compared to September's 78 mm (3.1 in) over 13 days. Humidity levels are quite similar in both months, averaging around 73% in September and 72% in July. For more detailed insights on July weather, you can refer to this link: Valloire weather in July.
When comparing the weather conditions of September and August, it's clear that September experiences cooler temperatures, with an average of 9°C (49°F), compared to August's warmer average of 13°C (56°F). The maximum temperatures in September reach up to 21°C (69°F), which is slightly lower than August's peak of 25°C (77°F). Additionally, September has higher humidity levels at 73% and increased precipitation, totaling 78 mm (3.1 inches) over 13 days, compared to August's 105 mm (4.1 inches) over 14 days. For detailed insights on August weather, you can visit Valloire weather in August.
In September, the weather features a broader temperature range with a minimum of -10°C (15°F), an average of 9°C (49°F), and a maximum of 21°C (69°F). Precipitation levels are fairly moderate at 78 mm (3.1 in) over 13 days, and humidity sits at 73%. In contrast, October sees a noticeable dip in average temperatures, with a minimum remaining at -10°C (15°F), an average of 5°C (41°F), and a maximum of 17°C (63°F). The month is wetter, with precipitation rising to 108 mm (4.2 in) over 12 days, and humidity increases significantly to 89%. For a more detailed look at October weather conditions, you can visit Valloire weather in October.
September and November present a stark contrast in weather conditions. In September, temperatures tend to be milder, with a minimum of -10°C (15°F) and an average of 9°C (49°F), peaking at a comfortable 21°C (69°F). The month sees about 78 mm (3.1 in) of precipitation spread over 13 days, accompanied by a moderate humidity level of 73%. In contrast, November experiences a significant drop in temperature, with minimums reaching -21°C (-5°F) and an average temperature of -2°C (29°F), while the maximum hovers at 14°C (57°F). Precipitation increases to 114 mm (4.5 in) across 14 days, with humidity rising to 90%, making it feel considerably colder and wetter. For more detailed insights on November weather, visit Valloire weather in November.
When comparing the weather in September and December, we can observe significant differences in both temperature and precipitation. In September, temperatures range from a minimum of -10°C (15°F) to a comfortable maximum of 21°C (69°F), with an average of 9°C (49°F). The month sees moderate precipitation levels at 78 mm (3.1 in) over 13 days, accompanied by a humidity of 73%.
In contrast, December brings much colder conditions, with temperatures dropping to a minimum of -21°C (-5°F) and only reaching a maximum of 5°C (42°F), averaging around -6°C (22°F). Precipitation also increases considerably to 217 mm (8.5 in) over 17 days, and humidity rises to 90%. For more details about weather conditions specific to December, you can check out Valloire weather in December.
As summer transitions to autumn, September in Valloire presents a unique blend of crisp days and cool nights, making it markedly different from the preceding months. The average temperature hovers around a refreshing 9°C (49°F), with highs reaching a comfortable 21°C (69°F), while the nights can dip down to a chilly -10°C (15°F). This significant variation prepares visitors for the impending fall, as they may experience occasional rain, with an average of 13 precipitation days contributing to a total of 78 mm (3.1 in). The humidity levels also rise to 73%, creating a misty ambiance in the evenings. For a more detailed understanding of the weather patterns throughout the year, check out Valloire Climate.