September Weather in Sant Francesc de Formentera, Spain

Last updated: February 6, 2025

In September, Sant Francesc de Formentera offers a delightful blend of warm temperatures and moderate humidity, making it an ideal destination for sun-seekers. With maximum temperatures reaching up to 30°C (86°F) and an average of 25°C (77°F), the weather is perfect for enjoying the island's beautiful beaches and landscapes. Visitors can expect a minimum temperature of 18°C (65°F) during the cooler nights. While precipitation is relatively low at 51 mm (2.0 in) over about 5 days, the air remains refreshingly humid at 74%, creating a comfortable atmosphere for outdoor adventures and leisurely strolls through the charming streets. Experience the enchanting beauty of Formentera this September!

September Temperature in Sant Francesc de Formentera

September in Sant Francesc de Formentera ushers in a delightful transition from the intense summer heat to the gentler embrace of autumn. With average temperatures settling around 25°C (77°F), the island enjoys sunny days that hover between a comfortable 18°C (65°F) at night and a warm 30°C (86°F) at the peak of the day. This month provides the perfect backdrop for outdoor adventures, as the humidity begins to ease, creating a blissful climate for beachgoers and nature enthusiasts alike. As the summer crowds start to dwindle, visitors can savor serene moments by the beach, enjoying the warm Mediterranean sun while experiencing the tranquil beauty that Formentera has to offer.

September Weather in Sant Francesc de Formentera: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sant Francesc de Formentera, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec565759616773798177706359
Data source: Temperature data for Sant Francesc de Formentera 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 Sant Francesc de Formentera

September marks a notable shift in precipitation patterns for Sant Francesc de Formentera, as the region experiences a sharp increase to 51 mm (2.0 in) over five days of rain. This rise in rainfall follows the drier summer months, where July recorded virtually no precipitation at just 4 mm. As the summer heat wanes, September's rainfall not only replenishes the land but also signals the approach of the wetter autumn months, with October and November expecting even higher averages of 66 mm and 56 mm, respectively. Such trends highlight September as a pivotal transition point, bridging the dry summer with the lush, rejuvenating rains of fall.

September Precipitation Trends in Sant Francesc de Formentera

The chart displays monthly precipitation patterns in Sant Francesc de Formentera, 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.
JanFebMarAprMayJunJulAugSepOctNovDec45273337151342251675625
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sant Francesc de Formentera

In September, Sant Francesc de Formentera experiences an average humidity of 74%, continuing a trend of consistent moisture that typifies the late summer months. This level of humidity marks a slight dip from the higher points of 79% in July and 76% in August, yet it remains in line with the relatively stable figures throughout the spring and early autumn. As the year progresses, humidity levels typically fluctuate between 73% and 79%, creating a comfortable atmosphere that complements the island's warm climate. This consistent humidity helps maintain the lush landscapes, ensuring that Sant Francesc de Formentera retains its vibrant beauty as it transitions into the cooler months ahead.

September Average Humidity in Sant Francesc de Formentera

This chart illustrates the average monthly humidity levels in Sant Francesc de Formentera, 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.
JanFebMarAprMayJunJulAugSepOctNovDec75%73%73%74%73%75%79%76%74%76%74%74%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sant Francesc de Formentera

September in Sant Francesc de Formentera, Spain, marks a transition from the intense summer sun to the milder autumn rays. With a UV Index of 8, the month falls into the very high exposure category, demanding precautions akin to the peak summer months. Residents and visitors alike should be vigilant, with a recommended burn time of just 15 minutes before protection is necessary. This downward trend from the extreme levels of June and July shows a slight reprieve, yet September still requires careful attention to sun safety, as the UV levels remain significant. For a more detailed guide on UV exposure throughout the year, check out Sant Francesc de Formentera UV Index.

Maximum UV Index Levels in Sant Francesc de Formentera for September

The chart shows the monthly maximum UV Index (UVI) for Sant Francesc de Formentera 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.
JanFebMarAprMayJunJulAugSepOctNovDec34689111098643
Data source: Sant Francesc de Formentera 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 Sant Francesc de Formentera

As summer gently transitions to autumn, September in Sant Francesc de Formentera offers a delightful mix of warmth and sunshine, basking in 340 hours of glorious sunlight. This month marks a slight dip from the peak of July's 417 hours but still boasts a generous amount of daylight, making it an ideal time for beachgoers and outdoor enthusiasts. Following the vibrant heat of August, September provides a welcome balance, maintaining the essence of summer while ushering in the serene beauty of fall. With daylight hours beginning to wane, visitors can savor the mellow sunrises and breathtaking sunsets that characterize this charming island as it prepares for the quieter months ahead.

Monthly Sunshine Duration in Sant Francesc de Formentera: September Highlighted

The September sunshine duration represents the total number of hours Sant Francesc de Formentera 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.
JanFebMarAprMayJunJulAugSepOctNovDec215h275h333h349h406h407h417h392h340h319h270h269h
Data source: Sant Francesc de Formentera September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sant Francesc de Formentera During September

September in Sant Francesc de Formentera offers a moderate chance of sunny weather, with the sun shining approximately 52% of the time. As summer wanes, this figure reflects a slight dip from July's sunny peak of 84% and August's 69%. While the chances of sunshine in September are notably lower than in the vibrant summer months, they remain above the cooler autumn months like October (49%) and November (39%). This transitional period, marked by milder temperatures, still encourages outdoor activities under a gentle sun, making it a pleasant time for visitors seeking warmth before the chill of autumn sets in.

Percentage of Sunny Days in September in Sant Francesc de Formentera

The chart illustrates the percentage of sunny days in Sant Francesc de Formentera 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 Sant Francesc de Formentera experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec56%56%54%44%56%64%84%69%52%49%39%54%
Data source: Sant Francesc de Formentera September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sant Francesc de Formentera in September

In September, Sant Francesc de Formentera enjoys a delightful 12 hours of daylight, marking a gentle shift from the sun-drenched heights of summer. As the island transitions from the peak summer months of July and August, which bask in 14 hours of sunlight, September brings a more moderate yet still generous amount of light. This gradual decline in daylight encapsulates the essence of early autumn, where the warmth of summer lingers, perfect for enjoying the beach and exploring the stunning landscapes. Following September, daylight hours continue to wane, leading into the cozy ambiance of October, with 11 hours of light, hinting at the seasonal changes ahead.

Average Daylight Hours in Sant Francesc de Formentera for September

The chart illustrates the variation in daylight duration in Sant Francesc de Formentera throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 47m10h 44m11h 58m13h 13m14h 17m14h 49m14h 32m13h 36m12h 23m11h 8m10h 3m9h 29m
Data source: Sant Francesc de Formentera daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Sant Francesc de Formentera

In September, the gentle breeze of Sant Francesc de Formentera begins to herald the transition from summer to autumn, registering an average wind speed of 4.4 m/s (10 mph). This marks a slight decrease from the summer months, when the winds were notably more robust, peaking in July at 3.9 m/s and August at 4.6 m/s. As the island's vibrant summer crowds start to dwindle, the winds remain mild, creating a soothing atmosphere ideal for relaxation. Interestingly, September's wind speed is in line with the lighter gusts experienced in June, suggesting a pattern of gentle breezes that define the tail end of the warm season before the more invigorating winds of October and November resurface. This shift invites visitors to savor the tranquil beauty of the island, making it a perfect time for leisurely strolls along its stunning beaches.

Average September Wind Speed in Sant Francesc de Formentera

The chart displays monthly wind speed patterns in Sant Francesc de Formentera, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.55.35.44.75.04.23.94.64.4 m/s4.06.65.7
Data source: Sant Francesc de Formentera September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Sant Francesc de Formentera Compares to Other Months

The weather in Sant Francesc de Formentera 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 Sant Francesc de Formentera and find detailed weather information for every month.

September and January showcase quite different weather patterns. In September, the temperatures range from a minimum of 18°C (65°F) to a maximum of 30°C (86°F), with an average of 25°C (77°F), providing a warm and pleasant atmosphere. This month experiences around 51 mm (2.0 in) of precipitation over about 5 days and maintains a humidity level of 74%. In contrast, January's climate is much cooler, with temperatures dropping to a minimum of 8°C (46°F) and peaking at 20°C (68°F), averaging only 13°C (56°F). Precipitation is slightly lower at 45 mm (1.8 in) over the same number of days, while humidity remains similar at 75%. For a closer look at weather specifics, you can explore Sant Francesc de Formentera weather in January.

September and February present quite contrasting weather patterns. In September, temperatures range from a minimum of 18°C (65°F) to a maximum of 30°C (86°F), with an average of 25°C (77°F), creating a warm and enjoyable atmosphere. This month experiences around 51 mm (2.0 in) of precipitation over about 5 days, accompanied by a relatively high humidity of 74%.

In contrast, February features cooler temperatures, with minimums dropping to 7°C (45°F) and maximums reaching only 20°C (69°F), averaging 14°C (58°F). The month has less precipitation, totaling 27 mm (1.1 in) over approximately 4 days, and a slightly lower humidity of 73%. For a more detailed look at February weather in this region, you can refer to Sant Francesc de Formentera weather in February.

When comparing the weather in September and March, it's clear that September is significantly warmer, with average temperatures ranging from a cozy 18°C (65°F) at night to a hot 30°C (86°F) during the day. In contrast, March is much cooler, featuring average temperatures of 8°C (47°F) at night and peaking at 20°C (69°F). Both months experience a similar number of rainy days—five—but September sees more rainfall overall, with 51 mm (2.0 in) compared to March's 33 mm (1.3 in). Humidity levels are comparable, with September at 74% and March slightly lower at 73%. For more detailed information, you can visit Sant Francesc de Formentera weather in March.

When comparing the weather in September and April, notable differences emerge. September boasts a warmer climate with minimum temperatures around 18°C (65°F) and a pleasant average of 25°C (77°F), reaching highs of 30°C (86°F). In contrast, April experiences cooler conditions, with minimum temperatures at 9°C (49°F) and an average of 16°C (61°F), peaking at 22°C (71°F). Precipitation is slightly more common in September, with 51 mm (2.0 in) falling over 5 days, compared to April’s 37 mm (1.4 in) spread over 7 days. Notably, both months share a humidity level of 74%. For more details, check out Sant Francesc de Formentera weather in April.

When comparing the weather in September and May, we can observe notable differences. September tends to be warmer, with average temperatures ranging from a minimum of 18°C (65°F) to a maximum of 30°C (86°F), while May sees cooler averages, with temperatures ranging from 13°C (56°F) to 26°C (79°F). Additionally, September experiences higher precipitation levels at 51 mm (2.0 in) over about five days, compared to just 15 mm (0.6 in) over two days in May. Humidity levels are quite similar, with September at 74% and May slightly lower at 73%. For more detailed information, you can visit Sant Francesc de Formentera weather in May.

In comparing the weather of September and June, both months experience similar maximum temperatures, reaching up to 30°C (86°F). However, September tends to be warmer overall, with an average temperature of 25°C (77°F) compared to June's average of 23°C (74°F). Additionally, September sees more rainfall, with 51 mm (2.0 in) over 5 days, while June enjoys only 13 mm (0.5 in) over just 2 days. Humidity levels are similar, with June slightly higher at 75% compared to September's 74%. For more detailed insights on June weather, you can visit Sant Francesc de Formentera weather in June.

In comparing the weather of September and July, September tends to be slightly cooler with a minimum temperature of 18°C (65°F) and an average of 25°C (77°F), while July starts at a minimum of 20°C (68°F) with a similar maximum of 30°C (86°F) for both months. The humidity in September is a bit lower at 74%, compared to July’s 79%, which can make September feel more comfortable despite the higher chances of precipitation. September also sees more rainfall, averaging 51 mm (2.0 in) over about 5 days, in stark contrast to the almost dry July, which typically experiences only 4 mm (0.2 in) and no rainy days at all. For a closer look at July weather specifics, check out Sant Francesc de Formentera weather in July.

In comparing the weather of September and August, September tends to be slightly cooler, with average temperatures ranging from a minimum of 18°C (65°F) to a maximum of 30°C (86°F), compared to August's higher temperature range of 21°C (70°F) to 33°C (92°F). Additionally, September experiences more rain, with 51 mm (2.0 in) of precipitation over 5 days, while August is much drier, receiving only 22 mm (0.9 in) over a single day. Humidity levels remain relatively similar, at 74% in September and 76% in August, contributing to the overall warm, muggy climate. For more detailed information, you can check Sant Francesc de Formentera weather in August.

September typically offers warmer temperatures with a minimum of 18°C (65°F) and an average of 25°C (77°F), while October sees a cooler minimum of 13°C (55°F) and an average of 21°C (71°F). The maximum temperatures also drop slightly from September's peak of 30°C (86°F) to October's high of 27°C (80°F). In terms of precipitation, October experiences more rainfall with 66 mm (2.6 in) over 6 days, compared to September's 51 mm (2.0 in) over 5 days. Humidity remains relatively consistent, with September at 74% and October at 76%. Overall, if you're considering a visit, you can find more specific details here: Sant Francesc de Formentera weather in October.

September in Sant Francesc de Formentera typically boasts warmer weather, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 30°C (86°F) and an average of 25°C (77°F). The month sees around 51 mm (2.0 in) of precipitation over approximately 5 days, with a consistent humidity level of 74%. In contrast, November experiences cooler temperatures, ranging from a minimum of 11°C (53°F) to a maximum of 24°C (76°F), with an average temperature of 17°C (63°F). Precipitation slightly increases to 56 mm (2.2 in), occurring over about 10 days. Despite the differences in temperature and precipitation, both months share the same humidity level of 74%. For more details on the weather during this month, you can check Sant Francesc de Formentera weather in November.

September and December present contrasting weather patterns. In September, temperatures are notably warmer, with a minimum of 18°C (65°F) and an average high of 30°C (86°F), creating a summer-like atmosphere. The month experiences around 51 mm (2.0 in) of precipitation over about 5 days, paired with a humidity level of 74%. In contrast, December brings cooler temperatures, with a minimum of 9°C (48°F) and an average high of 20°C (68°F). This month sees less rainfall, totaling 25 mm (1.0 in) over the same number of days, while humidity remains slightly lower at 73%. For more detailed information, you can refer to Sant Francesc de Formentera weather in December.

Compare Sant Francesc de Formentera's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Sant Francesc de Formentera

As summer gradually makes way for autumn, September in Sant Francesc de Formentera brings delightful weather that sets itself apart from the peak summer months. The temperatures remain pleasantly warm, hovering around the mid-20s °C (mid-70s °F), offering a comfortable atmosphere for outdoor activities and relaxation. While the likelihood of rain increases slightly, with an average of just a few days experiencing precipitation, the overall humidity remains moderate, enhancing the serene island vibe. This unique blend of warmth and subtle shifts in weather makes September an ideal time to explore the natural beauty of the area. For a comprehensive overview of what to expect, check out the full details on Sant Francesc de Formentera Climate.