September Weather in Grimaud, France

Last updated: February 26, 2025

In September, Grimaud, France, experiences a delightful transition from summer to autumn, characterized by a maximum temperature of 31°C (88°F), an average of 22°C (72°F), and a refreshing minimum of 11°C (52°F). The month brings about moderate precipitation, totaling 38 mm (1.5 in) spread over approximately 5 days, contributing to the area's lush landscapes. With humidity levels averaging 71%, the climate offers a pleasant atmosphere for outdoor activities and exploration, making it a charming time to visit this picturesque French destination.

September Temperature in Grimaud

In September, Grimaud, France, ushers in a delightful transition into autumn, boasting temperatures that balance the lingering warmth of summer with the refreshing coolness of fall. The month starts with minimums around 11°C (52°F), gradually climbing to average highs of 31°C (88°F), creating a comfortable climate for outdoor activities. This pleasant weather invites visitors to experience the region's charm, as daytime temperatures remain balmy while evenings offer a cooler respite. Overall, September's climate highlights a trend of moderation, with the defining warmth of summer still present, making it an ideal time to explore the beautiful landscapes of Grimaud before winter sets in.

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

The chart illustrates September temperature patterns in Grimaud, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec495154586574797972655650
Data source: Temperature data for Grimaud 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 Grimaud

In September, Grimaud experiences a moderate shift in precipitation, with 38 mm (1.5 in) of rain falling over 5 days. This is a noticeable increase from the drier summer months, where August recorded a mere 10 mm (0.4 in) over just one day. As summer transitions to autumn, the precipitation patterns suggest an awakening of the region's lush landscapes, preparing for the wetter months ahead. Looking ahead, October tends to bring a significant uptick, as illustrated by its average of 101 mm (4.0 in), signaling the onset of the rainy season. This gradual increase in rainfall during early autumn sets the stage for the vibrant growth that defines Grimaud's picturesque scenery.

September Precipitation Trends in Grimaud

The chart displays monthly precipitation patterns in Grimaud, 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.
JanFebMarAprMayJunJulAugSepOctNovDec44395570502715103810112883
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Grimaud

As summer fades into autumn, September in Grimaud, France, offers a pleasant transition with humidity levels averaging 71%. This month marks a slight increase from the drier days of August, which recorded a comfortable 66% humidity, suggesting a gradual return to the moisture that characterizes the fall months. Throughout the year, Grimaud experiences a general trend of higher humidity during the winter months, peaking at 82% in November. Thus, while September provides a mild and enjoyable atmosphere perfect for outdoor activities, it hints at the rising moisture that characterizes the approaching cooler seasons.

September Average Humidity in Grimaud

This chart illustrates the average monthly humidity levels in Grimaud, 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.
JanFebMarAprMayJunJulAugSepOctNovDec80%74%71%75%74%72%69%66%71%78%82%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Grimaud

As summer gives way to autumn in Grimaud, September continues to showcase a notable UV Index of 7, falling under the high exposure category. This is a slight decline from the peak summer months, yet it still calls for caution, with a burn time of just 25 minutes. The trend through the year highlights a gradual increase in UV exposure from a low index in January to the very high levels experienced in June and July. As we transition back into the fall, sun safety remains important, particularly during September when the sun still shines brightly. For more detailed information, check out the Grimaud UV Index.

Maximum UV Index Levels in Grimaud for September

The chart shows the monthly maximum UV Index (UVI) for Grimaud 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.
JanFebMarAprMayJunJulAugSepOctNovDec2457810987532
Data source: Grimaud 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 Grimaud

As summer gracefully transitions into autumn, September in Grimaud, France continues to bask in a delightful 343 hours of sunshine, though it slightly dips from the sun-soaked peak of July. This month retains a generous amount of daylight, making it an ideal time for leisurely strolls through the charming streets and sunlit vineyards. The steady decline in sunshine hours from the high of 436 in July to 347 in September highlights the gradual shift toward cooler days, yet still offers plenty of warmth for outdoor enjoyment. With this pleasant blend of sun and serenity, September stands out as a perfect time to explore the beautiful landscapes of Grimaud before the more pronounced chill of October settles in.

Monthly Sunshine Duration in Grimaud: September Highlighted

The September sunshine duration represents the total number of hours Grimaud 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.
JanFebMarAprMayJunJulAugSepOctNovDec200h257h333h351h409h422h436h404h347h312h252h246h
Data source: Grimaud September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Grimaud During September

As summer fades into autumn, the likelihood of sunny weather in Grimaud, France, takes a gentle dip in September, with a 54% chance of sunshine. This marks a transitional moment, as the vibrancy of August's 74% likelihood gives way to the cooler, more unpredictable days of fall. Interestingly, following a steady climb through the summer months, September still holds on to more sun than the early spring months. Overall, the data reveals a clear trend: while sunny days are abundant in the height of summer, September presents a delightful balance of sun and pleasant temperatures, making it a lovely time to explore the Mediterranean charm of Grimaud.

Percentage of Sunny Days in September in Grimaud

The chart illustrates the percentage of sunny days in Grimaud 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 Grimaud experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec44%49%67%50%49%59%66%74%54%55%47%58%
Data source: Grimaud September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Grimaud in September

As summer gently gives way to autumn, September in Grimaud, France brings a soothing balance with 12 hours of daylight. This month marks a subtle transition, as daylight begins to wane from the sun-drenched 15 hours in June and 14 hours in July, but still offers a fulfilling blend of light and warmth. Following the vibrant energy of summer, September's reduction in daylight reflects nature's gradual preparation for the cozy embrace of fall. Resting between the lush brightness of summer and the dwindling light of October, this month serves as a picturesque reminder of seasonal change, inviting residents and visitors alike to savor the beauty of late summer at its striking best.

Average Daylight Hours in Grimaud for September

The chart illustrates the variation in daylight duration in Grimaud throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 22m10h 30m11h 57m13h 25m14h 41m15h 19m14h 59m13h 52m12h 27m10h 58m9h 41m9h 1m
Data source: Grimaud daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Grimaud

In Grimaud, France, the September winds tend to whisper rather than howl, with an average speed of 3.0 m/s (7 mph). As summer transitions into fall, this gentle breeze reflects a slight dip from the previous months, but it maintains a consistency seen throughout the year. Notably, May kicks off with the year's most robust winds at 4.4 m/s (10 mph), creating a warm, invigorating environment, while the following summer months oscillate between 2.8 m/s to 3.2 m/s. As autumn approaches, the winds pick up slightly in November, returning to 4.0 m/s, suggesting a dynamic interplay between the seasons that keeps the coastal air refreshing. Ultimately, September's gentle zephyrs invite relaxation and reflection, embodying the charm of Grimaud's serene landscape.

Average September Wind Speed in Grimaud

The chart displays monthly wind speed patterns in Grimaud, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.34.03.33.24.42.83.13.23.0 m/s3.14.03.3
Data source: Grimaud September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Grimaud Compares to Other Months

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

In September, Grimaud experiences mild to warm weather, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 31°C (88°F) and an average of 22°C (72°F). The month sees relatively low precipitation at 38 mm (1.5 in) over 5 days, accompanied by a comfortable humidity level of 71%. In contrast, January offers a much cooler climate, with temperatures dipping between 1°C (33°F) and 18°C (66°F), and an average of just 9°C (49°F). Although January has slightly higher precipitation at 44 mm (1.7 in) over the same 5 days, the humidity rises to 80%, giving the month a distinct chill. For more details on weather conditions in January, you can refer to Grimaud weather in January.

September and February present contrasting weather conditions. In September, temperatures range from a minimum of 11°C (52°F) to a warm maximum of 31°C (88°F), with an average of 22°C (72°F). The month enjoys relatively low precipitation of 38 mm (1.5 in) over about five days, alongside a humidity level of 71%. In contrast, February experiences cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 21°C (70°F), averaging at 11°C (52°F). Precipitation slightly increases to 39 mm (1.5 in) across six days, with humidity marginally higher at 73%. For more detailed information, you can check Grimaud weather in February.

In September, the weather is generally warm and pleasant, with temperatures ranging from a mild 11°C (52°F) at night to a sunny high of 31°C (88°F) during the day, while March brings cooler conditions, with temperatures starting at a low of 2°C (36°F) and peaking at 21°C (70°F). Although both months experience similar humidity levels of 71%, September tends to have lower precipitation, averaging 38 mm (1.5 inches) over 5 days compared to March's 55 mm (2.2 inches) over 6 days. This makes September more suitable for outdoor activities, while March may bring a more unpredictable mix of rain and cooler temperatures. For more details on what to expect during this time, check out Grimaud weather in March.

When comparing the weather of September and April, several differences stand out. September generally offers warmer temperatures, with minimums around 11°C (52°F), average highs of 22°C (72°F), and maximums reaching up to 31°C (88°F). In contrast, April features cooler conditions, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 24°C (76°F) and an average of 14°C (58°F). Precipitation levels also differ, as April tends to be wetter with 70 mm (2.8 in) over about 8 days, whereas September sees less rain, totaling 38 mm (1.5 in) across approximately 5 days. Additionally, humidity levels are somewhat comparable, with September at 71% and April slightly higher at 75%. For more detailed information on the weather during this month, you can check out Grimaud weather in April.

In September, the weather tends to be warmer with an average temperature of 22°C (72°F), compared to May's cooler average of 18°C (66°F). While both months experience relatively mild conditions, September boasts higher maximum temperatures, reaching up to 31°C (88°F), whereas May peaks at 30°C (87°F). Precipitation is slightly less in September, with 38 mm (1.5 in) over 5 days, compared to May’s 50 mm (2.0 in) across 9 days. Humidity levels are also similar, with September at 71% and May at 74%. For more detailed information about the weather in May, you can visit Grimaud weather in May.

When comparing the weather of September and June, September tends to be slightly cooler, with average temperatures ranging from a minimum of 11°C (52°F) to a maximum of 31°C (88°F), while June is a bit warmer, with temperatures averaging from 13°C (57°F) to a peak of 35°C (95°F). Both months have moderate humidity, hovering around 71-72%, and experience a similar number of rainy days, with September having 5 days and June having 4. Interestingly, September receives a bit more precipitation, totaling 38 mm (1.5 in) compared to June's 26 mm (1.0 in). For more specific insights about June weather, check out Grimaud weather in June.

In comparison to September, July experiences warmer temperatures with minimums averaging 17°C (64°F) and maximums reaching up to 34°C (93°F). July's average temperature of 26°C (79°F) creates a notably hotter and more humid atmosphere, with humidity levels around 69%. Additionally, July sees less precipitation, with only 15 mm (0.6 in) falling over just 2 days, making it drier compared to September’s rainfall of 38 mm (1.5 in) across 5 days and a cooler average temperature of 22°C (72°F). For a detailed look at the weather conditions during this month, check out Grimaud weather in July.

In comparing the weather of September to August, September presents a more moderate climate with a minimum temperature of 11°C (52°F) and an average of 22°C (72°F), while August's temperatures are significantly warmer, featuring a minimum of 18°C (64°F) and an average of 26°C (80°F). The maximum temperatures also differ, with September peaking at 31°C (88°F) compared to August's warmer maximum of 35°C (96°F). Rainfall is more prevalent in September, with 38 mm (1.5 in) of precipitation over 5 days, in stark contrast to August's light 10 mm (0.4 in) on just 1 day. Additionally, humidity levels in September are slightly higher at 71% compared to 66% in August. For those interested in more details, check out Grimaud weather in August.

In September, the weather is characterized by warmer temperatures, with a minimal temperature of 11°C (52°F), an average of 22°C (72°F), and a maximum reaching 31°C (88°F). The month experiences relatively low precipitation of 38 mm (1.5 in) over just 5 days, along with a humidity level of 71%.

In contrast, October brings cooler conditions, with temperatures dropping to a minimum of 7°C (45°F), an average of 18°C (65°F), and a maximum of 28°C (83°F). This month also sees an increase in rainfall, totaling 101 mm (4.0 in) over 8 days, and a rise in humidity to 78%. For a detailed look at October weather, check Grimaud weather in October.

September typically enjoys mild to warm temperatures, with averages around 22°C (72°F) and a maximum of 31°C (88°F), making it a pleasant time to be outdoors. However, it also sees some precipitation, accumulating around 38 mm over 5 days, and a moderate humidity level of 71%. In contrast, November brings much cooler temperatures, with an average of 13°C (56°F) and maximums reaching only 22°C (72°F). It's a wetter month as well, with rainfall of about 128 mm over 11 days and a higher humidity of 82%. For more specific details on the weather during this month, you can check out Grimaud weather in November.

In September, the weather is generally warmer, with average temperatures around 22°C (72°F) and maximums reaching up to 31°C (88°F). The month experiences lower precipitation levels, with only 38 mm (1.5 in) spread over about 5 days. In contrast, December brings a notable drop in temperatures, with averages at 10°C (51°F) and maximums of 19°C (67°F). This month also sees increased precipitation, totaling 83 mm (3.3 in) over approximately 8 days, alongside a rise in humidity to 79%. For a detailed look at what to expect, check out Grimaud weather in December.

Compare Grimaud's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Grimaud

As September unfolds in Grimaud, the weather takes on a delightful charm that sets it apart from the sweltering summer months. With temperatures averaging a comfortable 22°C (72°F), visitors can enjoy pleasant days without the intense heat, while the evenings cool down just enough to feel refreshing. The slight dip in humidity to 71% also contributes to a more enjoyable atmosphere, allowing for leisurely outdoor activities. Although 5 days of rain might occur this month, the modest precipitation of 38 mm (1.5 in) is often brief, leaving plenty of time for sunshine. This transitional period not only heralds the arrival of fall but also showcases the beauty of Grimaud in a unique light. For more insights on the climate throughout the year, explore Grimaud Climate.