September Weather in Saumur, France

Last updated: February 26, 2025

In Saumur, France, September showcases a delightful range of weather, with temperatures oscillating from a minimum of 5°C (42°F) to a maximum of 35°C (96°F), leading to an average temperature of 18°C (64°F). This month typically experiences around 33 mm (1.3 in) of precipitation spread over 7 days, resulting in a relatively humid atmosphere with humidity levels at 76%. Such varied conditions make September a captivating time to explore Saumur's rich cultural offerings and picturesque landscapes.

September Temperature in Saumur

In September, Saumur transitions from the summer heat into the crisp charm of autumn, showcasing a delightful range of temperatures. As the month unfolds, you can expect minimums around 5°C (42°F), offering a brisk start to the day, while **afternoons warm up to an inviting maximum of 35°C (96°F). The average temperature settles comfortably at 18°C (64°F), striking a balance that encourages outdoor exploration and leisurely strolls through the picturesque vineyards and historic streets. This month not only marks a gradual cooling but also hints at the beautiful autumn colors beginning to emerge, making it a perfect time to experience the region's enchanting landscapes.

September Weather in Saumur: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Saumur, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec424549546067706964564745
Data source: Temperature data for Saumur generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Saumur

September in Saumur, France, marks a subtle transition in precipitation patterns as summer wanes. With an average of 33 mm (1.3 in) of rain over 7 days, the month continues the relatively dry trend established in August. This consistent moisture level, while modest, is a precursor to the wetter months ahead, notably October and December, which showcase significant spikes in rainfall. This gradual increase in precipitation foreshadows the onset of fall, making September a bridge between the summer sun and the richer, wetter tapestry of autumn. As the landscape prepares for its vibrant seasonal change, the early signs of rain hint at the flourishing richness to come.

September Precipitation Trends in Saumur

The chart displays monthly precipitation patterns in Saumur, 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.
JanFebMarAprMayJunJulAugSepOctNovDec516668437484333233757794
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Saumur

In Saumur, France, September marks a noticeable transition in humidity levels, settling at 76%, which reflects a shift from the drier summer months. Following the relatively low humidity of 68% in August, September's figures indicate a slight increase as the region prepares for the onset of autumn. This trend is part of a broader seasonal pattern, where humidity begins to rise again after the peak summer lows, ultimately reaching 87% by October. The gradual rise emphasizes the refreshing dampness of fall, contrasting sharply with the winter months ahead, which see humidity levels soar back to around 90-93%. Thus, September stands as a pivotal month, bridging the dry warmth of summer with the moisture-laden air of the colder season.

September Average Humidity in Saumur

This chart illustrates the average monthly humidity levels in Saumur, 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.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%85%84%83%79%71%68%76%87%91%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Saumur

In September, Saumur experiences a UV Index of 6, indicating high exposure levels, with a burn time of approximately 25 minutes. This transition from summer sees a slight decrease in UV intensity compared to the peak values of July and August, which hovered at 9. However, it's essential to maintain sun safety practices as the weather remains favorable and sun exposure can still be significant. As the year progresses into fall, the Index will continue to gradually decline, highlighting the importance of being mindful of UV radiation throughout the changing seasons. For more insights and the latest updates on UV levels, check out Saumur UV Index.

Maximum UV Index Levels in Saumur for September

The chart shows the monthly maximum UV Index (UVI) for Saumur 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.
JanFebMarAprMayJunJulAugSepOctNovDec235689986422
Data source: Saumur 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 Saumur

In Saumur, France, September reveals a radiant close to summer with 325 hours of sunshine, a delightful decrease from the sun-drenched days of July and August, which boast 418 and 386 hours, respectively. This gradual transition underscores the region's seasonal rhythm, where sunlight gracefully wanes as autumn approaches. The month remains vibrant, however, outshining October's 265 hours and November’s 216 hours, inviting locals and visitors alike to savor pleasant weather before the chill sets in. As the landscape shifts, September stands as a testament to the lingering warmth of summer, perfectly balancing daylight with the impending embrace of fall.

Monthly Sunshine Duration in Saumur: September Highlighted

The September sunshine duration represents the total number of hours Saumur 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.
JanFebMarAprMayJunJulAugSepOctNovDec136h204h277h346h388h401h418h386h325h265h216h182h
Data source: Saumur September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Saumur During September

As September unfolds in Saumur, France, the likelihood of sunny weather hovers around 43%, making it a relatively optimistic time for outdoor enthusiasts. This figure is consistent with the preceding summer months, where sunshine chances fluctuated between 40% and 41% in July and August. Interestingly, September marks a modest increase in sun probability compared to both June and May, suggesting a lingering warmth as the summer gives way to autumn. However, this transitional month is still accompanied by the essence of early fall, with cooler temperatures gradually setting in. Overall, while September is not the sunniest month of the year, it offers a fair chance for bright days amidst the beautiful backdrop of the Loire Valley, inviting visitors to soak in the picturesque views before the chill of winter sets in.

Percentage of Sunny Days in September in Saumur

The chart illustrates the percentage of sunny days in Saumur 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 Saumur experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec16%30%48%59%36%43%40%41%43%50%37%31%
Data source: Saumur September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Saumur in September

As summer begins to fade, September in Saumur, France offers about 12 hours of daylight, a noticeable shift from the vibrant 15 hours enjoyed in the preceding months of June through August. This gradual decrease is part of a clear annual trend, where daylight peaks in the summer, providing long, sunlit days that encourage outdoor activities and exploration. As September unfolds, the light begins to dwindle, bridging the transition toward the shorter days of autumn. With each day slightly dimming, locals and visitors alike cherish the remaining warmth and brightness, savoring the lush landscapes bathed in soft, golden light before the embrace of October brings even shorter days ahead.

Average Daylight Hours in Saumur for September

The chart illustrates the variation in daylight duration in Saumur throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 56m10h 16m11h 56m13h 38m15h 6m15h 51m15h 27m14h 9m12h 30m10h 48m9h 18m8h 31m
Data source: Saumur daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Saumur

As the summer fades and September arrives in Saumur, France, the gentle caress of the wind becomes noticeably softer, with an average speed of 2.9 m/s (6 mph). This marks the lowest wind speed of the year, creating a serene atmosphere perfect for leisurely strolls among the picturesque vineyards. Following the slightly breezy spring months, which boasted averages around 3.6 m/s in April and March, the transition into autumn brings a more tranquil feel. While earlier months like May experienced gusts of 4.3 m/s (10 mph), the winds now murmur rather than roar, signaling a time for reflection and appreciation of the stunning fall foliage that begins to adorn the landscape. The calmness of September invites visitors to bask in the beauty of Saumur's charm, all while relishing the soft whispers of the wind.

Average September Wind Speed in Saumur

The chart displays monthly wind speed patterns in Saumur, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.94.13.63.64.32.43.53.42.9 m/s3.53.24.1
Data source: Saumur September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Saumur Compares to Other Months

The weather in Saumur 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 Saumur and find detailed weather information for every month.

September and January present stark contrasts in weather. September enjoys a broader temperature range, with minimums around 5°C (42°F) and maximums reaching up to 35°C (96°F), while averaging a mild 18°C (64°F). The month experiences relatively light precipitation of 33 mm (1.3 in) over about 7 days, coupled with a humidity level of 76%. In contrast, January is much colder, with temperatures dipping as low as -7°C (20°F) and peaking at a maximum of 16°C (61°F), averaging only 6°C (42°F). This month sees more precipitation at 51 mm (2.0 in) across 9 days and a higher humidity of 90%. For more details about winter weather in Saumur, check Saumur weather in January.

September and February exhibit stark contrasts in weather conditions. In September, the temperature ranges from a chilly 5°C (42°F) at night to a warm average of 18°C (64°F) during the day, peaking at a scorching 35°C (96°F). This month sees relatively low precipitation at 33 mm (1.3 in) over about 7 days, with a humidity level of 76%. In contrast, February is much colder, with temperatures dropping to a minimum of -6°C (21°F) and averaging just 7°C (45°F), reaching a milder maximum of 22°C (73°F). February experiences more rainfall, totaling 66 mm (2.6 in) across approximately 12 days, with higher humidity at 88%. For more details on February weather, you can visit Saumur weather in February.

In comparing the weather of September and March, notable differences emerge. September typically experiences milder temperatures, with averages around 18°C (64°F) and maximums reaching up to 35°C (96°F), accompanied by relatively low precipitation of 33 mm (1.3 in) over about 7 days. In contrast, March has a chillier climate, with average temperatures of 9°C (49°F) and minimums dropping to -8°C (18°F). Additionally, March sees higher precipitation levels at 68 mm (2.7 in) spread over 13 days, contributing to its increased humidity of 85%. For a detailed look at March weather specifics, visit Saumur weather in March.

In comparing the weather in September and April, we see notable contrasts in temperature and overall conditions. September typically boasts warmer temperatures, with a minimum of 5°C and an average of 18°C, peaking at 35°C. In contrast, April starts off much cooler, with minimum temperatures dipping to -2°C and an average of 12°C, reaching a maximum of 28°C.

Precipitation levels also differ slightly, with September receiving 33 mm over 7 days compared to April's 43 mm across 8 days. Humidity levels are generally high in both months, peaking at 76% in September and slightly higher at 83% in April. For those interested in what to expect in April specifically, more details can be found here: Saumur weather in April.

When comparing the weather in September and May, there are distinct differences in temperature and precipitation patterns. September experiences a wider temperature range, with minimums around 5°C (42°F) and maximums reaching up to 35°C (96°F), while the average temperature is warmer at 18°C (64°F). In contrast, May has cooler conditions, with minimum temperatures of 1°C (34°F) and maximums peaking at 32°C (89°F), leading to an average of 15°C (60°F). Additionally, May tends to be wetter, receiving 74 mm (2.9 in) of precipitation over 12 days, compared to September's 33 mm (1.3 in) spread over just 7 days. Humidity levels are also slightly higher in May at 83%, compared to 76% in September. For a more detailed look at May's weather, you can check Saumur weather in May.

When comparing the weather in September and June, we see some notable differences. September tends to have slightly cooler temperatures, with a minimum of 5°C (42°F) and an average of 18°C (64°F), while June starts off a bit warmer, with a minimum of 7°C (45°F) and an average of 19°C (67°F). June also boasts a higher maximum temperature, reaching 38°C (100°F) compared to September's maximum of 35°C (96°F). In addition to temperature, precipitation is more pronounced in June, with an average of 84 mm (3.3 in) across 10 days of rain, compared to September's 33 mm (1.3 in) over 7 days. Humidity levels remain fairly similar, with September at 76% and June at 79%. For more detailed information on the weather in June, check out Saumur weather in June.

In September, temperatures range from a minimum of 5°C (42°F) to a maximum of 35°C (96°F), with an average of 18°C (64°F), indicating cooler evenings compared to July. July experiences warmer conditions, with a minimum of 9°C (49°F) and a maximum reaching 40°C (104°F), averaging 21°C (71°F). Both months see similar precipitation levels of 33 mm (1.3 in) and about 7 rainy days, but September's higher humidity at 76% contributes to a different atmospheric feel than July's 71%. For more detailed insights into July's weather, you can check Saumur weather in July.

In September, temperatures exhibit a broader range, with a minimum of 5°C (42°F) and a maximum of 35°C (96°F), compared to August, where the minimum is slightly higher at 9°C (48°F) and the maximum can reach 38°C (101°F). The average temperature in September falls to 18°C (64°F), while August maintains a warmer average of 21°C (69°F). Both months experience similar precipitation, with September recording 33 mm (1.3 in) over 7 rainy days, while August has 32 mm (1.3 in) over just 5 rainy days. Additionally, humidity levels rise in September to 76%, contrasting with the lower 68% humidity in August. For more details on August conditions in Saumur, you can refer to Saumur weather in August.

In September, the weather tends to be warmer, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 35°C (96°F) and an average of 18°C (64°F). The month sees relatively low precipitation levels, totaling 33 mm (1.3 in) over about 7 days, and maintains a humidity level of 76%. In contrast, October brings cooler temperatures, with a minimum of 1°C (35°F), an average of 14°C (57°F), and a maximum of 27°C (81°F). This month experiences increased rainfall, with 75 mm (2.9 in) of precipitation recorded over 13 days and a rise in humidity to 87%. For more detailed insights about October weather, you can check Saumur weather in October.

September and November present contrasting weather patterns. In September, temperatures range from a minimum of 5°C (42°F) to a maximum of 35°C (96°F), averaging around 18°C (64°F). Rainfall is relatively low at 33 mm (1.3 in) over about 7 days, and humidity is moderate at 76%. In stark contrast, November sees much cooler temperatures, with a minimum of -3°C (26°F) and a maximum of 19°C (66°F), averaging just 9°C (48°F). This month experiences significantly higher precipitation, totaling 77 mm (3.0 in) across approximately 12 days, and humidity rises to a high of 91%. For more details, check out Saumur weather in November.

September and December present contrasting weather conditions. In September, temperatures range from a pleasant minimum of 5°C (42°F) to a peak of 35°C (96°F), with an average of 18°C (64°F). The month sees relatively low precipitation, totaling 33 mm (1.3 in) over about 7 days, and humidity levels at 76%. In stark contrast, December experiences much cooler temperatures, with a minimum of -4°C (25°F) and an average of 7°C (45°F), peaking at 17°C (62°F). This month is notably wetter, with 94 mm (3.7 in) of rainfall spread over 15 days, and a higher humidity level of 93%. For more detailed information, you can check Saumur weather in December.

Compare Saumur's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Saumur

As September unfolds in Saumur, the weather begins to transition from the warmth of summer to the crispness of fall. With average temperatures settling around a comfortable 18°C, the month offers a delightful reprieve from the peak heat, while still allowing for occasional warm spells, where temperatures can soar up to 35°C. This time of year is marked by increased humidity, creating a cozy atmosphere, though it also brings a few rainy days, totaling around 33 mm of precipitation. Compared to the vibrant heat of July and August, September serves as a gentle reminder of the changing seasons, making it an ideal time for exploring the picturesque landscapes and rich culture of the region. For those interested in the broader climatic trends, check out Saumur Climate.