September Weather in Rochefort-en-Terre, France

Last updated: February 26, 2025

September in Rochefort-en-Terre, France, showcases a delightful transition into autumn, with temperatures ranging from a pleasant 5°C (42°F) at night to a maximum of 32°C (89°F) during the day. The average temperature lingers around 16°C (62°F), providing a mild climate for both locals and visitors. However, occasional rainfall is to be expected, totaling 42 mm (1.6 in) over approximately 8 days throughout the month. With humidity levels at 75%, the air retains a crisp freshness, making September a charming time to explore the enchanting streets of this picturesque town.

September Temperature in Rochefort-en-Terre

September in Rochefort-en-Terre marks a gentle transition from the warmth of summer to the cool embrace of autumn. With minimum temperatures around 5°C (42°F) and an average of 16°C (62°F), the month still offers pleasant days, as highs can reach up to 32°C (89°F). This comfortable climate encourages outdoor exploration, where the vibrant fall colors begin to emerge. The gradual decrease in temperature hints at the upcoming chill of October, making September a truly captivating time to experience the beauty of this French village.

September Weather in Rochefort-en-Terre: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Rochefort-en-Terre, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434548525764676562554846
Data source: Temperature data for Rochefort-en-Terre generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Rochefort-en-Terre

September in Rochefort-en-Terre marks the transition from summer to autumn, characterized by a modest precipitation total of 42 mm (1.6 in) over 8 days. This amount is slightly lower than the late summer figures, echoing the drier conditions of July and August, each recording 48 mm. The rainfall begins to pick back up in October, hinting at the wetter months ahead, with a significant rise to 87 mm (3.4 in) expected. As summer’s warmth recedes, September’s gentler showers create a refreshing atmosphere, paving the way for the colorful tapestry of autumn foliage that follows. This trend reflects Rochefort-en-Terre’s climatic rhythm, moving seamlessly from one season’s end to another’s beginning.

September Precipitation Trends in Rochefort-en-Terre

The chart displays monthly precipitation patterns in Rochefort-en-Terre, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec446462506993484842877096
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Rochefort-en-Terre

As summer gives way to autumn, September in Rochefort-en-Terre sees a gentle rise in humidity, settling at a comfortable 75%. This month marks a transition from the drier air of July and August, where humidity dipped to 65% and 67% respectively, creating a more pleasant atmosphere for outdoor activities. Interestingly, this slight increase hints at the return of autumn's cozy, crisp air, preparing residents and visitors alike for the cooler months ahead. Comparatively, as the year progresses, humidity peaks in the colder months—reaching 90% in December—reminding us of the region's lush, green vitality throughout different seasons.

September Average Humidity in Rochefort-en-Terre

This chart illustrates the average monthly humidity levels in Rochefort-en-Terre, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%84%83%81%75%65%67%75%85%88%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Rochefort-en-Terre

In September, Rochefort-en-Terre experiences a notable shift in UV Index levels, dropping to 6, which signifies a high exposure category. This change follows a summer of intense sun, with August presenting an UV Index of 8. As the sun begins to lose its summer strength, the recommended burn time increases to 25 minutes, allowing for a more cautious but pleasurable outdoor experience. This trend reflects a gradual tapering of UV intensity as the year progresses, transitioning towards the milder UV levels seen in the autumn months ahead. For a comprehensive look at how UV exposure varies throughout the year, visit Rochefort-en-Terre UV Index.

Maximum UV Index Levels in Rochefort-en-Terre for September

The chart shows the monthly maximum UV Index (UVI) for Rochefort-en-Terre in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec235689986522
Data source: Rochefort-en-Terre September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Rochefort-en-Terre

In Rochefort-en-Terre, September embraces a gentle shift in daylight, boasting 334 hours of sunshine that beautifully bridge the vibrant summer and the cooler autumn months. As the days shorten from the peak of July's 425 hours, the sunlight still bathes the village in a warm glow, creating perfect moments for leisurely strolls through its picturesque streets. This month showcases a marked contrast to January's meager 144 hours, highlighting a trend of steadily increasing daylight until summer's zenith. While the sunshine begins to wane compared to the longer, sun-soaked days of August, it remains a delightful reminder of the lingering warmth of summer amidst the season's transition. As autumn approaches, Rochefort-en-Terre invites visitors to relish these tranquil, sunlit days before the softer hues of October take hold.

Monthly Sunshine Duration in Rochefort-en-Terre: September Highlighted

The September sunshine duration represents the total number of hours Rochefort-en-Terre experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec144h205h296h356h406h408h425h398h334h277h228h191h
Data source: Rochefort-en-Terre September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rochefort-en-Terre During September

As summer transitions into autumn, September in Rochefort-en-Terre enjoys a 43% chance of sunny weather, maintaining a level of brightness similar to the peak summer months like July and August. This month stands out as a harmonious blend of warmth and occasional sunshine, notable for its significant increase from the cooler months at the beginning of the year. With a trend of rising sunshine probabilities peaking in late spring and early summer, September offers a gentle continuation of warm days as residents and visitors alike can still relish outdoor activities amidst the onset of fall. The consistent likelihood of sunshine makes September a delightful time to explore this charming French village, where the beautiful landscapes bask under a favorable sky.

Percentage of Sunny Days in September in Rochefort-en-Terre

The chart illustrates the percentage of sunny days in Rochefort-en-Terre throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Rochefort-en-Terre experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%27%48%57%34%37%43%42%43%42%38%26%
Data source: Rochefort-en-Terre September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rochefort-en-Terre in September

As summer fades into autumn in Rochefort-en-Terre, September brings a gentle reduction in daylight hours, providing about 12 hours of sunlight each day. This marks a significant decline from the peak 15 hours enjoyed during the summer months of June through August. The transition highlights a gradual shift towards shorter days, paving the way for the cozy atmosphere of fall. Following September, daylight continues to dwindle, dropping to 10 hours in October and further to 9 hours in November. This rhythm of light reflects not just the changing seasons, but also invites residents and visitors to embrace the charm of autumn, with its vibrant foliage and crisp air, before the winter months ahead.

Average Daylight Hours in Rochefort-en-Terre for September

The chart illustrates the variation in daylight duration in Rochefort-en-Terre throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 52m10h 14m11h 56m13h 40m15h 10m15h 56m15h 31m14h 11m12h 31m10h 47m9h 15m8h 27m
Data source: Rochefort-en-Terre daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Rochefort-en-Terre

As September unfolds in Rochefort-en-Terre, France, a subtle shift in the breeze is palpable, with average wind speeds dipping to 3.2 m/s (7 mph). This decline marks the transition from the summer months, where wind velocities hovered around 3.5 to 4.5 m/s, to a more tranquil atmosphere as autumn approaches. The gentle winds of September offer a serene backdrop, contrasting with the stronger gusts of early winter seen in December, which average 4.3 m/s (10 mph). With a gradual decrease in wind speed throughout the month, the charm of Rochefort-en-Terre is complemented by the softening air, ideal for leisurely strolls and immersing oneself in the beauty of the season.

Average September Wind Speed in Rochefort-en-Terre

The chart displays monthly wind speed patterns in Rochefort-en-Terre, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.94.53.93.74.52.83.73.53.2 m/s3.73.14.3
Data source: Rochefort-en-Terre September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Rochefort-en-Terre Compares to Other Months

The weather in Rochefort-en-Terre 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 Rochefort-en-Terre and find detailed weather information for every month.

Comparing the weather in September and January reveals significant differences in temperature and humidity. In September, temperatures can range from a minimum of 5°C (42°F) to a maximum of 32°C (89°F), with an average of 16°C (62°F). The month sees about 42 mm (1.6 in) of precipitation spread across 8 days, with humidity levels around 75%. In contrast, January experiences much cooler conditions, with temperatures ranging from a chilly -7°C (20°F) to a maximum of only 16°C (60°F), averaging 6°C (43°F). Precipitation is slightly higher at 44 mm (1.7 in) over 9 days, accompanied by a notable increase in humidity at 88%. For a more detailed look at the January weather, you can check Rochefort-en-Terre weather in January.

September and February present stark contrasts in weather. In September, temperatures range from a mild 5°C (42°F) at night to a warm 32°C (89°F) during the day, with an average of 16°C (62°F). The month sees around 42 mm (1.6 in) of precipitation spread over 8 days, while humidity is moderate at 75%. In contrast, February brings chillier conditions, with temperatures dipping as low as -6°C (22°F) and peaking at a more temperate 20°C (69°F), averaging 7°C (45°F). This month experiences a higher precipitation level of 64 mm (2.5 in) over 11 days and a greater humidity of 87%. For more detailed weather insights, you can check Rochefort-en-Terre weather in February.

When comparing the weather between September and March, it's clear that these two months showcase stark differences. In September, temperatures range from a mild minimum of 5°C (42°F) to a warmer average of 16°C (62°F) and can peak at 32°C (89°F). This month experiences less precipitation with 42 mm (1.6 in) over about 8 days, coupled with a humidity level of 75%. Conversely, March presents a sharper chill with minimum temperatures dropping to -7°C (19°F), an average of 9°C (48°F), and a maximum of 23°C (73°F). Rainfall is heavier at 62 mm (2.4 in) spread over 11 days, accompanied by higher humidity at 84%. For more detailed insights on weather conditions during this period, check out Rochefort-en-Terre weather in March.

When comparing the weather in September and April, distinct differences are evident. September typically boasts milder temperatures, with a minimum of 5°C (42°F) and an average of 16°C (62°F), while April can be quite chilly, with lows reaching -3°C (27°F) and an average of just 11°C (52°F). The maximum temperatures in September can soar to 32°C (89°F), compared to a peak of 26°C (79°F) in April. Both months experience similar levels of precipitation, with September receiving 42 mm (1.6 in) and April slightly higher at 50 mm (2.0 in), both spread over about 8 days. Additionally, humidity tends to be slightly lower in September at 75% than in April, which averages 83%. For more details on April weather, you can visit Rochefort-en-Terre weather in April.

In comparing the weather of September and May, we see notable differences in temperature and precipitation patterns. September boasts a wider temperature range, with minimums of 5°C and maximums reaching 32°C, providing more warmth during the month. In contrast, May experiences cooler temperatures, with lows of 0°C and highs around 30°C. However, May tends to be wetter, recording 69 mm of precipitation over 12 days, compared to September's 42 mm across 8 days. Additionally, humidity levels in May are slightly higher at 81%, compared to September's 75%. For a closer look at the conditions in May, you can check the details here: Rochefort-en-Terre weather in May.

When comparing the weather in September and June, both months exhibit mild temperatures, but June is generally warmer, offering an average of 18°C (64°F) compared to September's 16°C (62°F). In terms of maximum temperatures, June peaks at 35°C (95°F), whereas September can reach up to 32°C (89°F). However, June experiences significantly more rainfall, with 93 mm (3.7 in) over 12 days, while September has only 42 mm (1.6 in) over 8 days. Both months share a consistent humidity level of 75%, creating a similarly muggy atmosphere. For a more detailed look at June's conditions, you can check out Rochefort-en-Terre weather in June.

In comparison to July, September offers a broader temperature range, with minimums dipping to 5°C (42°F) and maximums reaching up to 32°C (89°F), making it generally cooler, while July features milder minimums at 8°C (46°F) and a higher maximum of 36°C (97°F). Precipitation levels are quite similar between the two months, with September recording 42 mm (1.6 in) over 8 days and July slightly wetter at 48 mm (1.9 in) over 7 days. Additionally, September tends to be more humid, averaging 75% compared to July's 65%. For a more detailed look at July’s climate, you can visit Rochefort-en-Terre weather in July.

In comparing the weather of September and August, September experiences a slightly wider temperature range, with minimums dipping to 5°C (42°F) while August remains warmer at a minimum of 8°C (47°F). The average temperature in September is 16°C (62°F), which is cooler than August's average of 19°C (66°F). Additionally, September sees a maximum temperature of 32°C (89°F), which, while warm, is notably lower than August's peak of 36°C (97°F). As for precipitation, September receives 42 mm (1.6 in) over 8 days, compared to August's 48 mm (1.9 in) over the same number of days. Humidity levels are also higher in September at 75%, compared to 67% in August. For a more detailed look at August weather, you can refer to Rochefort-en-Terre weather in August.

September generally offers warmer temperatures compared to October, with an average high of 32°C (89°F) and lows around 5°C (42°F). In contrast, October sees a drop in temperatures, with a maximum of 24°C (76°F) and a minimum of 1°C (34°F), making it feel much cooler. Precipitation also increases in October, with 87 mm (3.4 in) over 11 days, compared to September's 42 mm (1.6 in) over just 8 days. Additionally, October's humidity rises to 85%, slightly higher than September's 75%. For more detailed information about the weather during this month, visit Rochefort-en-Terre weather in October.

In September, the weather tends to be warmer with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 32°C (89°F), averaging 16°C (62°F). The month sees about 42 mm (1.6 in) of precipitation over 8 days, with a humidity level of 75%. In contrast, November brings notably cooler temperatures, with lows dropping to -2°C (30°F) and highs reaching only 18°C (64°F), resulting in an average temperature of 9°C (48°F). Additionally, November experiences increased precipitation at 70 mm (2.7 in) spread over 11 days, alongside higher humidity levels reaching 88%. For more details about the weather in November, you can visit Rochefort-en-Terre weather in November.

September and December present contrasting weather patterns in Rochefort-en-Terre. In September, temperatures can range from a mild 5°C (42°F) at night to a warm 32°C (89°F) during the day, with an average temperature of 16°C (62°F). The month experiences relatively low precipitation of 42 mm (1.6 in) over about 8 days, coupled with a humidity level of 75%. In stark contrast, December sees cooler temperatures with a minimum of -3°C (27°F) and a maximum of only 15°C (60°F), averaging 8°C (46°F). The winter month is wetter, receiving 95 mm (3.8 in) of precipitation spread over 14 days, and higher humidity at 90%. For more detailed insights, check out Rochefort-en-Terre weather in December.

Compare Rochefort-en-Terre's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Rochefort-en-Terre

As summer gracefully transitions into fall, September in Rochefort-en-Terre brings a delightful shift in weather, characterized by a mix of warm days and cooler evenings. While average temperatures remain pleasant, peaking at a comfy 16°C, the month stands out with occasional peaks of 32°C, offering a taste of lingering summer warmth. Rainfall becomes more frequent, with about 8 days experiencing light showers, contributing to the lush greenery that the region is known for. Overall, September invites visitors to enjoy both the remnants of summer and the crispness of early autumn, making it a unique time for exploration. For more insights, check out the Rochefort-en-Terre Climate.