September Weather in Trouville, France

Last updated: February 26, 2025

Explore the enchanting September weather of Trouville, France, where temperatures fluctuate from a minimum of 4°C (40°F) to a maximum of 30°C (86°F), offering a delightful ambiance for visitors. With an average temperature lingering around 16°C (60°F), this charming coastal town presents a comfortable setting, although you might encounter 12 days of precipitation totaling 61 mm (2.4 in) throughout the month. The humidity level sits at 76%, adding to the coastal charm. Whether basking in the sun or enjoying the occasional rain shower, September in Trouville promises a refreshing experience for all.

September Temperature in Trouville

In September, Trouville, France, begins to transition into the cooler embrace of autumn, showcasing an inviting climate for visitors. With minimum temperatures averaging around 4°C (40°F), the days feel pleasantly mild, highlighted by an average of 16°C (60°F). The maximum temperatures can reach a warm 30°C (86°F), offering a remarkable contrast to the encroaching chill of October. This month strikes a perfect balance, where the fading warmth of summer lingers just enough to allow for leisurely strolls along the beaches or enjoying the vibrant local markets. As the month progresses, the gradual cooling hints at the impending fall, making September a beautiful, transitional month in Trouville’s yearly climate.

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

The chart illustrates September temperature patterns in Trouville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414346515562656560554744
Data source: Temperature data for Trouville 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 Trouville

In September, Trouville experiences a moderate shift in its weather patterns, as average precipitation reaches 61 mm (2.4 in) spread over approximately 12 days of rain. While this amount showcases a decrease compared to the wetter months of May and June, it remains consistent with the preceding summer's rainfall. As the transition into autumn begins, these rainfall levels indicate a shift in climate, with the weather likely becoming increasingly unpredictable and accompanied by cooler temperatures. This trend hints at the impending heavier downpours of October and December, making September a month of anticipation as the coastal town prepares for the autumn weather ahead.

September Precipitation Trends in Trouville

The chart displays monthly precipitation patterns in Trouville, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7073814090815473619089128
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Trouville

September in Trouville, France, marks a subtle shift in the climate as humidity levels rise to 76%. Following the sun-soaked summer months, where August recorded a low 68%, September welcomes a touch of crispness, hinting at the approaching autumn. This uptick continues the trend of increasing humidity as the year winds down, with levels progressively escalating from a comfortable 73% in July. The transition is a reminder of the region's coastal charm, where the salty sea air collaborates with the changing season, ensuring that even as summer fades, Trouville remains enveloped in a refreshing, albeit more humid, atmosphere. As the temperatures drop further into October, the humidity will climb yet again, foreshadowing a return to the higher moisture levels typical of the late fall and winter months.

September Average Humidity in Trouville

This chart illustrates the average monthly humidity levels in Trouville, 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.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%85%84%82%80%73%68%76%88%92%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Trouville

In September, Trouville, France, experiences a UV Index of 6, placing it in the high exposure category with a burn time of approximately 25 minutes for unprotected skin. As the summer months fade away, this slight decline from the peak UV Index of 9 in June signals the approach of autumn, yet the sun remains potent enough to warrant caution. Compared to the preceding summer months, when the UV levels were consistently very high, September still demands protective measures as outdoor activities continue to beckon. Travelers and locals alike should be mindful of sun protection during this transition, taking advantage of the lovely early fall weather without neglecting safety. For more detailed information, check out the Trouville UV Index.

Maximum UV Index Levels in Trouville for September

The chart shows the monthly maximum UV Index (UVI) for Trouville 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.
JanFebMarAprMayJunJulAugSepOctNovDec234679886421
Data source: Trouville 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 Trouville

September in Trouville, France, boasts a delightful 328 hours of sunshine, continuing the trend of substantial daylight following the summer months. As the sun begins its slow descent into autumn, this month retains a vibrancy reminiscent of July and August, which recorded 429 and 389 hours respectively. While the hours of sunshine dip compared to the peak summer, September still offers a generous amount of light, surpassing any earlier months like April, which had 360 hours. This inviting atmosphere makes Trouville an ideal destination for those seeking to soak up the last rays of summer before fall's arrival. With each passing month, the gradual decline of sunshine hours is evident, yet September stands out as a sweet farewell to the warmer days, inviting visitors to enjoy its lingering warmth.

Monthly Sunshine Duration in Trouville: September Highlighted

The September sunshine duration represents the total number of hours Trouville 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.
JanFebMarAprMayJunJulAugSepOctNovDec129h198h286h360h410h419h429h389h328h271h212h170h
Data source: Trouville September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Trouville During September

As September rolls into Trouville, France, the chances of sunny weather stand at 36%, aligning closely with the summer months but showing a slight dip from the peak of spring. While the warmer months of April, with its 58% chance, signal a notable increase in sunshine, September’s weather can still surprise you with bright days, particularly as the warmth of summer lingers. However, it’s important to note that this percentage mirrors a consistent pattern seen in the earlier autumn months, where rainfall might outnumber those sunlit hours. Thus, September presents a mixed bag for sunlight lovers, promising some cheerful days amid an increasingly cooler atmosphere as the season progresses.

Percentage of Sunny Days in September in Trouville

The chart illustrates the percentage of sunny days in Trouville 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 Trouville experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec17%26%45%58%36%30%37%35%36%36%29%22%
Data source: Trouville September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Trouville in September

As the summer fades in Trouville, France, September marks a transition in daylight duration, with the sun gracing the skies for approximately 12 hours each day. This decrease from the peak summer hours of 16 hours in June signifies the gradual shift towards autumn, yet it still offers a generous amount of daylight for outdoor activities. Following the vibrant months of May and June, which bask in up to 15 hours of daylight, September serves as a gentle reminder of the changing seasons, preparing us for a crisp October with its 10 hours of sunlight. The trend clearly illustrates a steady decline in daylight, leading us from the sun-drenched highs of summer into the cozy embrace of fall.

Average Daylight Hours in Trouville for September

The chart illustrates the variation in daylight duration in Trouville throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 41m10h 7m11h 55m13h 45m15h 21m16h 10m15h 44m14h 19m12h 32m10h 43m9h 5m8h 13m
Data source: Trouville daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Trouville

As summer gently yields to autumn in Trouville, France, September brings a serene shift in the air, with an average wind speed of 3.2 m/s (7 mph). This marks a subtle decline from the summer months, where breezes were a tad more vigorous, averaging around 3.8 m/s (8 mph) in August. The cooling temperatures of September herald a transitional phase, as the lively winds of spring and summer fade into the softer, more tranquil gusts of fall. Interestingly, this lower wind activity is a precursor to the more dynamic months ahead, notably October, which sees a resurgence in wind speeds averaging 4.3 m/s (10 mph). Thus, September in Trouville serves as a gentle reminder of nature’s rhythmic cycles, gracefully preparing for the seasonal shift into the crisp embrace of autumn.

Average September Wind Speed in Trouville

The chart displays monthly wind speed patterns in Trouville, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.34.94.33.64.82.83.53.83.2 m/s4.33.74.7
Data source: Trouville September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Trouville Compares to Other Months

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

September weather features a much warmer range of temperatures, from a minimum of 4°C (40°F) to a maximum of 30°C (86°F), with an average of 16°C (60°F). Precipitation during this month totals 61 mm (2.4 in) over 12 days, accompanied by a moderate humidity level of 76%. In contrast, January brings much cooler temperatures, with a minimum of -7°C (21°F) and a maximum of 15°C (59°F), and an average of 5°C (42°F). Although January sees a slightly higher precipitation total of 70 mm (2.8 in) over the same 12 days, the humidity is notably higher at 91%. For a more detailed look at the winter conditions, you can check out Trouville weather in January.

In comparing the weather between September and February, we see notable differences in temperature and humidity levels. September boasts a wider temperature range, with minimums at 4°C (40°F) and maximums reaching 30°C (86°F), averaging 16°C (60°F). In contrast, February experiences colder conditions, with minimum temperatures plummeting to -6°C (21°F) and a maximum of 18°C (64°F), averaging just 6°C (44°F). Additionally, precipitation is slightly higher in February at 73 mm (2.9 in) over 14 days, compared to September's 61 mm (2.4 in) over 12 days, while February's humidity is also higher at 89%, compared to 76% in September. For more details on February weather, you can see Trouville weather in February.

September and March present quite contrasting weather patterns. In September, temperatures range from a mild 4°C (40°F) at night to a warm 30°C (86°F) during the day, with an average of 16°C (60°F). The month experiences 61 mm (2.4 in) of precipitation across about 12 days, and humidity levels sit at 76%. In contrast, March is noticeably cooler, with nighttime lows dropping to -8°C (18°F) and daytime highs reaching 24°C (75°F), averaging around 8°C (47°F). It sees slightly more rainfall, totaling 80 mm (3.2 in) over 16 days and a higher humidity of 85%. For more details, you can check Trouville weather in March.

When comparing the weather in September and April, we can see some notable differences. September typically features warmer temperatures, with average highs reaching up to 30°C (86°F) and a mild average of 16°C (60°F), contrasted with April's cooler temperatures, where the average high is around 26°C (78°F) and an overall average of 10°C (51°F). Precipitation is more frequent in September, with about 61 mm (2.4 in) falling over approximately 12 days, while April sees less rain at 40 mm (1.6 in) over 8 days. Additionally, humidity levels are slightly higher in April at 84%, compared to 76% in September. For more detailed insights into April weather, you can check out Trouville weather in April.

In comparing the weather of September and May, we see some notable differences. September typically offers a wider range of temperatures, with a minimum of 4°C and a maximum reaching up to 30°C, while May has slightly cooler overall conditions, ranging from a minimum of 2°C to a maximum of 28°C. Precipitation levels are higher in May, with 90 mm over 13 days compared to September's 61 mm over 12 days, indicating a slightly wetter month. Humidity tends to be a bit higher in May at 82%, compared to September's 76%. For more specific details on May weather, you can check out Trouville weather in May.

September weather is generally milder than June, with average temperatures ranging from a minimum of 4°C (40°F) to a maximum of 30°C (86°F), whereas June experiences slightly warmer conditions, with minimums around 7°C (45°F) and maximums reaching 34°C (94°F). Additionally, while both months see approximately 12 days of precipitation, September has a lower total rainfall at 61 mm (2.4 in), compared to June's 81 mm (3.2 in). Humidity levels are comparable, with September at 76% and June slightly higher at 80%. For a more detailed look at June weather, check out Trouville weather in June.

When comparing the weather in September to that of July, there are noticeable differences in temperature and precipitation patterns. September typically experiences milder temperatures, with a minimum of 4°C (40°F) and an average of 16°C (60°F), while July has warmer temperatures, with a minimum of 9°C (48°F) and an average of 19°C (66°F), reaching up to a maximum of 38°C (101°F) in July. In terms of precipitation, September sees a slightly higher amount at 61 mm (2.4 in) over about 12 days, compared to July's 54 mm (2.1 in) over 11 days. Humidity levels are also similar, with September at 76% and July at 73%. For an in-depth look at what to expect in July, you can visit Trouville weather in July.

In comparing the weather of September and August, notable differences emerge. September features a wider temperature range with a minimum of 4°C (40°F) and a maximum of 30°C (86°F), whereas August is warmer overall, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 36°C (96°F). Precipitation is slightly lower in September at 61 mm (2.4 in) across 12 days, compared to August's 73 mm (2.9 in) over 13 days. Additionally, September has a higher humidity level at 76%, in contrast to August's 68%. For more detailed information about August weather, check out Trouville weather in August.

In September, temperatures are generally warmer with a minimum of 4°C (40°F) and an average of 16°C (60°F), peaking at 30°C (86°F). The month experiences a total precipitation of 61 mm (2.4 in) spread over 12 days, with humidity levels at 76%. In contrast, October sees cooler temperatures, starting with a minimum of 2°C (36°F) and averaging 13°C (55°F), with a maximum of 24°C (76°F). The rainfall increases to 90 mm (3.5 in) across 14 days, and humidity rises to 88%, making it feel noticeably wetter. For more detailed weather insights, check out Trouville weather in October.

In September, the weather is relatively mild, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 30°C (86°F), averaging around 16°C (60°F). This month typically sees 61 mm (2.4 in) of precipitation over about 12 days, accompanied by a comfortable humidity level of 76%. In contrast, November brings much cooler temperatures, with minima dropping to -2°C (29°F) and average highs reaching only 18°C (65°F), culminating in an average of 8°C (47°F). Additionally, November experiences increased precipitation at 88 mm (3.5 in) over 14 days and higher humidity at 92%. For a detailed look at November weather conditions, you can visit Trouville weather in November.

In September, the weather tends to be much warmer, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 30°C (86°F), averaging a comfortable 16°C (60°F). The month experiences relatively moderate precipitation, totaling 61 mm (2.4 in) over about 12 days, alongside a humidity level of 76%. In contrast, December brings significantly colder temperatures, with a minimum of -3°C (26°F) and a maximum of 15°C (59°F), averaging just 7°C (44°F). The precipitation in December increases notably to 128 mm (5.0 in) over 19 days, and humidity levels rise to a moist 93%. For more detailed insights into December weather, you can refer to Trouville weather in December.

Compare Trouville's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Trouville

As September unfolds in Trouville, it brings a refreshing transition from the warm summer months to the cooler embrace of autumn. Temperatures remain relatively mild, allowing for pleasant days, yet the evenings invite a cozy chill that contrasts with the summer heat. While this month sees slightly increased rainfall compared to the summer, the humidity remains high, adding a touch of softness to the air. This unique blend of warmth and moisture makes September an ideal time to enjoy the natural beauty of Trouville while avoiding the summer crowds. For a comprehensive insight into how the September weather shapes your visit, explore more at Trouville Climate.