September Weather in Pau, France

Last updated: February 26, 2025

September in Pau, France offers a delightful blend of warm days and cooler nights, with maximum temperatures soaring to 33°C (91°F) and an average of 17°C (64°F). As autumn approaches, the temperatures can dip as low as 5°C (41°F), providing a refreshing contrast. While the city experiences 13 days of rain throughout the month, contributing to a total precipitation of 108 mm (4.3 in), the humidity levels remain around 75%, creating a pleasant, crisp atmosphere. Whether you're exploring the vibrant streets or enjoying the scenic views, September in Pau is a perfect time to experience the beauty of southern France.

September Temperature in Pau

As September arrives in Pau, France, the temperatures signal a gentle transition from the summer heat to the crispness of autumn. With minimums around 5°C (41°F) and average highs peaking at 33°C (91°F), the month still retains a taste of summer, contrasted by a cool evening breeze. The average temperature rests comfortably at 17°C (64°F), making it a delightful time for outdoor activities amid the lush landscapes. This blend of warmth and coolness creates an inviting atmosphere, perfect for enjoying the vibrant colors of the changing season.

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

The chart illustrates September temperature patterns in Pau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414748535965686863564745
Data source: Temperature data for Pau 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 Pau

September in Pau, France, marks a transition as summer begins to give way to autumn. With an average precipitation of 108 mm (4.3 in) over 13 days, it continues the trend of relatively wet months seen from May through October. This rainfall is slightly less than the summer months, yet it aligns closely with the slightly higher precipitation recorded in the earlier months of the year. As the landscape shifts with the changing season, this moderate rainfall helps nurture the region's lush greenery, creating a picturesque backdrop that characterizes the charm of Pau in early autumn.

September Precipitation Trends in Pau

The chart displays monthly precipitation patterns in Pau, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1099911413716315813397108110129180
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Pau

In Pau, France, September marks a transition towards milder humidity levels, dipping to 75%, which is the lowest reading of the year. This gradual decline reflects a broader trend of decreasing humidity from the summer months, where it peaked at 76% in August. Following the more humid early months, peaking in January at 86%, the trend steadily descends through the spring into summer before hitting this late-summer low. This favorable drop in humidity can create a more pleasant atmosphere, making September a lovely time for outdoor activities as the air feels fresher and more comfortable. However, as autumn arrives, humidity levels are poised to rise again, signaling a return to the wetter months ahead.

September Average Humidity in Pau

This chart illustrates the average monthly humidity levels in Pau, 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.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%83%81%80%81%80%76%75%81%85%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Pau

In September, Pau, France, experiences a UV Index of 7, indicating a high exposure category with a burn time of 25 minutes for unprotected skin. This marks a noticeable decline from the very high levels seen in the peak summer months of June through August, where the UV Index reached its maximum of 10. As the summer warmth begins to fade, it’s crucial to remain vigilant about sun protection, especially during midday when UV rays are at their strongest. In the broader context of the year, September's UV Index reflects a transition towards milder conditions, paving the way for autumn while still reminding residents and visitors alike to be mindful of their sun exposure. For more details on sun safety, check out Pau UV Index.

Maximum UV Index Levels in Pau for September

The chart shows the monthly maximum UV Index (UVI) for Pau 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.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: Pau 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 Pau

As summer fades into early autumn, September in Pau, France, still basks in the warm embrace of sunshine, boasting an impressive 339 hours of sunlight. This marks a gentle decline from the peak of 412 hours in July, yet the weather remains inviting as daylight softens and the air cools. The gradual drop, transitioning from the vibrant summer months to the mild embrace of fall, reflects a comforting consistency; even in September, sunshine is abundant compared to the colder months ahead. While the days shorten, the lingering warmth invites residents and visitors alike to enjoy the captivating beauty of this charming city, perhaps hinting at the nostalgia of summer days gone by.

Monthly Sunshine Duration in Pau: September Highlighted

The September sunshine duration represents the total number of hours Pau 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.
JanFebMarAprMayJunJulAugSepOctNovDec188h246h313h335h383h393h412h389h339h299h235h223h
Data source: Pau September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Pau During September

In Pau, France, September presents a moderate 31% chance of sunny weather, reflecting a slight dip after the balmy days of August, which boasts a 47% likelihood of sunshine. This shift marks the transition from summer to autumn, hinting at a cozy, yet variable weather pattern. Interestingly, while September's sun probability is lower than the peak summer months, it still surpasses the winter months, where sunshine drops significantly to as low as 24% in January and 23% in November. Overall, if you're looking for a blend of mild temperatures and occasional sun, September in Pau offers a delightful balance amidst the encroaching fall.

Percentage of Sunny Days in September in Pau

The chart illustrates the percentage of sunny days in Pau 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 Pau experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec24%27%40%43%29%35%37%47%31%46%23%37%
Data source: Pau September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Pau in September

As summer fades into autumn in Pau, France, the daylight duration begins to gradually decline in September, offering about 12 hours of daylight. This marks a gentle transition from the vibrant, sun-soaked days of June and July, where residents enjoyed up to 15 hours of light. Moving forward, daylight hours continue to shrink, reflecting the changing seasons as October brings 10 hours and November sees a return to 9 hours of daylight. This pattern illustrates a clear trend of increasingly shorter days, enveloping the region in a cozy, early twilight as the year draws to a close.

Average Daylight Hours in Pau for September

The chart illustrates the variation in daylight duration in Pau 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: Pau daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Pau

As September unfolds in Pau, France, a gentle breeze envelops the region, with average wind speeds dipping to a serene 1.6 m/s (4 mph). This marks the continuation of a gradual decrease in wind throughout the summer months, where July and August recorded slight higher speeds of 1.8 m/s. Reflecting a calming transition from the lively summer, September's cool air hints at the approaching autumn, allowing locals and visitors alike to enjoy a more peaceful outdoor experience. The month stands out for its tranquility in the wind pattern, which eventually picks up again in December, suggesting a cyclical rhythm in Pau's climate that beckons the changing seasons.

Average September Wind Speed in Pau

The chart displays monthly wind speed patterns in Pau, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.31.91.82.11.81.81.71.6 m/s1.81.82.5
Data source: Pau September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Pau Compares to Other Months

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

September and January present stark contrasts in weather conditions. In September, temperatures range from a minimum of 5°C (41°F) to a maximum of 33°C (91°F), with an average of 17°C (64°F), making it a warmer month. Conversely, January features colder temperatures, with a minimum of -7°C (20°F) and a maximum of 21°C (71°F), averaging just 5°C (41°F). Both months experience similar levels of precipitation, around 109 mm, but September sees it spread over 13 days, while January has it over 12 days. Additionally, humidity is lower in September (75%) compared to January's higher levels, reaching 86%. For more specific weather details, you can check Pau weather in January.

September and February present quite contrasting weather patterns. In September, temperatures range from a cool 5°C (41°F) at night to a warm average of 17°C (64°F) during the day, peaking at 33°C (91°F), while experiencing 108 mm (4.3 in) of precipitation over about 13 days and humidity levels at 75%. In contrast, February typically features colder temperatures, with a minimum of -7°C (20°F), an average of 8°C (47°F), and a maximum of 24°C (75°F). The month records slightly less precipitation at 99 mm (3.9 in) across 11 days, with humidity rising to 85%. For more detailed insights, visit Pau weather in February.

When comparing the weather in September and March, notable differences emerge in temperature and humidity. September offers a warmer climate with average temperatures ranging from a cool 5°C (41°F) to a peak of 33°C (91°F), while March presents a much cooler range, with minimum temperatures dipping to -4°C (25°F) and maximums reaching only 25°C (77°F). Interestingly, both months experience similar precipitation levels, with September receiving 108 mm (4.3 in) over approximately 13 days and March having slightly higher precipitation at 114 mm (4.5 in) across 17 days. Humidity is slightly higher in March at 82%, compared to September's 75%. For more details on March weather, you can check Pau weather in March.

September and April present quite different weather patterns. September boasts warmer temperatures with a minimum of 5°C (41°F) and a maximum reaching up to 33°C (91°F), while April's temperatures are cooler, ranging from a minimum of -3°C (27°F) to a maximum of 27°C (81°F). Precipitation is also notable in both months, but September experiences 108 mm (4.3 in) over 13 days, compared to April's 137 mm (5.4 in) over 14 days. Humidity levels are relatively high in both months, with September at 75% and April slightly higher at 81%. For a more detailed look at April's weather, visit Pau weather in April.

In comparing the weather of September and May, September presents a wider temperature range with minimums of 5°C (41°F), average highs of 17°C (64°F), and maximum temperatures reaching up to 33°C (91°F). In contrast, May is slightly cooler on average, with lows of 1°C (34°F) and a high of 30°C (86°F). While September has a lower total precipitation of 108 mm (4.3 in) over 13 days, May sees higher rainfall at 163 mm (6.4 in) across 16 days. Additionally, humidity levels are somewhat consistent, with September at 75% and May slightly higher at 80%. For a more detailed look at May's weather, check out Pau weather in May.

In comparing the weather between September and June, September tends to be slightly warmer, with average temperatures reaching 17°C (64°F) and maximums soaring up to 33°C (91°F). In contrast, June features a marginally cooler average of 18°C (65°F) and a higher maximum of 34°C (94°F). Both months experience notable humidity levels, with September at 75% and June slightly higher at 81%. However, June sees more rainfall, accumulating 158 mm (6.2 in) over 16 days, compared to September’s 108 mm (4.3 in) across 13 days. For more detailed insights, you can explore Pau weather in June.

In comparing the weather between September and July, September typically experiences a broader temperature range, with minimums dropping to 5°C (41°F) and maximums reaching up to 33°C (91°F), averaging around 17°C (64°F). In contrast, July maintains warmer temperatures, with minimums at 10°C (50°F) and maximums peaking at 35°C (96°F), averaging 20°C (69°F). While September sees slightly less precipitation, totaling 108 mm (4.3 in) over 13 days, July has a bit more with 133 mm (5.2 in) across 14 days. Additionally, humidity levels are a bit higher in July at 80%, compared to 75% in September. For more detailed insights on July weather, you can check Pau weather in July.

In comparing the weather between September and August, we see notable differences. September tends to be cooler with a minimum temperature of 5°C (41°F) and an average of 17°C (64°F), whereas August offers milder conditions with a minimum of 9°C (49°F) and an average of 20°C (69°F). Additionally, September has a maximum temperature of 33°C (91°F), slightly lower than August's peak of 35°C (96°F). Precipitation levels are slightly higher in September at 108 mm (4.3 in) over 13 days, compared to August's 97 mm (3.8 in) over 14 days. Humidity is slightly lower in September at 75% compared to 76% in August. For more details on August weather, you can visit Pau weather in August.

September and October exhibit distinct differences in weather patterns. In September, temperatures range from a minimum of 5°C (41°F) to a maximum of 33°C (91°F), with an average of 17°C (64°F), indicating warmer conditions overall. Conversely, October sees cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 28°C (83°F), averaging 14°C (57°F). Both months experience similar levels of precipitation, around 110 mm (4.3 in) over approximately 13 days; however, October tends to be slightly more humid at 81% compared to September's 75%. For more details on October weather, you can refer to Pau weather in October.

In September, the weather remains relatively warm, featuring average temperatures around 17°C (64°F) and highs reaching as much as 33°C (91°F). The month sees an average of 108 mm (4.3 in) of precipitation over 13 days, with humidity levels around 75%. In contrast, November experiences a notable drop in temperatures, with a minimum of -2°C (28°F) and an average temperature of 9°C (48°F). While the maximum temperature can still reach 24°C (75°F), the overall trend is much cooler. November also sees increased precipitation at 129 mm (5.1 in) across 16 days, along with higher humidity at 85%. For a detailed look at what to expect, check out Pau weather in November.

September and December present contrasting weather patterns. In September, temperatures range from a mild 5°C (41°F) at night to a warm 33°C (91°F) during the day, accompanied by an average of 17°C (64°F). Precipitation during this month totals 108 mm (4.3 in) over approximately 13 days, with a humidity level of 75%. In contrast, December experiences much colder temperatures, with a minimum of -5°C (24°F) and a maximum of 18°C (65°F), alongside an average temperature of 7°C (45°F). Precipitation increases in December to 180 mm (7.1 in) spread across 16 days, and the humidity also rises to 87%. This shift highlights the transition from the warmth of late summer to the chill of winter. For more details, you can check Pau weather in December.

Compare Pau's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Pau

As September rolls into Pau, the weather begins to showcase a delightful blend of summer warmth and autumnal freshness. With temperatures often peaking at pleasantly warm levels, the city experiences a significant shift from the scorching highs of summer to a more moderate average. However, the transition isn’t entirely dry, as 109 mm of rain over 13 days serves as a reminder that the rainy season is approaching. Coupled with a humidity level around 75%, the month can feel both warm and sticky at times. This unique combination creates an inviting atmosphere, perfect for enjoying the vibrant autumnal colors while still relishing the lingering warmth of summer. For a more detailed look at what to expect, check out Pau Climate.