September Weather in Faial, Portugal

Last updated: February 24, 2025

Experience the charm of Faial, Portugal in September, where the weather offers a delightful blend of warmth and mildness. With maximum temperatures reaching 25°C (77°F) and an average of 21°C (71°F), visitors can enjoy pleasant outdoor activities. The month sees a minimum temperature of 19°C (66°F), making evenings comfortably cool. Although rainfall is infrequent, 22 mm (0.9 in) of precipitation falls over 8 days, contributing to the lush landscapes. The humidity level hovers around 81%, adding a touch of Mediterranean allure to this stunning island paradise. Whether you’re exploring vibrant trails or relaxing by the sea, September is a wonderful time to immerse yourself in Faial’s natural beauty.

September Temperature in Faial

As summer gracefully transitions into autumn, September in Faial, Portugal, offers a delightful taste of lingering warmth. With minimum temperatures hovering around 19°C (66°F) and averages peaking at 21°C (71°F), it's a perfect time for outdoor exploration. Daytime highs can reach up to 25°C (77°F), ensuring ample sunshine for beach activities and scenic hikes. This month’s temperatures show a subtle increase from the previous months, reflecting that summer's warmth still holds sway, while the island begins to embrace the cooler tones of fall. With the gentle ocean breeze tempering the heat, visitors can enjoy the radiant beauty of Faial before the cooler October days arrive.

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

The chart illustrates September temperature patterns in Faial, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec606060616366697170686562
Data source: Temperature data for Faial 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 Faial

September in Faial, Portugal, marks a transitional period in its precipitation patterns. With 22 mm (0.9 in) of rain over 8 days, the month enjoys a moderate level of moisture, setting the tone for the upcoming autumn months. This amount is a slight increase from the dry summer months of July and August, which saw remarkably low precipitation of just 12 mm (0.5 in) and 13 mm (0.5 in), respectively. As the island shifts from drier to wetter conditions, September acts as a gentle lead-in to the more substantial rainfall recorded in October and November, where averages rise significantly. This gradual ramp-up illustrates Faial's unique climate, where September serves as a bridge, preparing the landscape for the vibrant growth that follows in the heart of autumn.

September Precipitation Trends in Faial

The chart displays monthly precipitation patterns in Faial, 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.
JanFebMarAprMayJunJulAugSepOctNovDec435449471833131322546162
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Faial

In September, Faial, Portugal, experiences a humidity level of 81%, representing a slight decrease from the high of 83% in the warmer months of July and August. This month signifies a subtle transition as the island begins to shift from the summer’s peaks towards the more moderate humidity levels typical of autumn. The monthly averages show an interesting trend: while January to June maintain a more stable humidity range around 75% to 80%, July and August see a significant uptick, which naturally leads into September's mild decline. By the time we reach October, humidity settles back to 80%, hinting at the cooler, crisper conditions that lie ahead in the coming months. Overall, September stands as a bridge between the humid summer and the drier autumn, showcasing Faial's dynamic coastal climate.

September Average Humidity in Faial

This chart illustrates the average monthly humidity levels in Faial, 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%75%78%78%77%80%83%83%81%80%75%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Faial

September in Faial, Portugal marks a transition as summer winds down, with the UV Index standing at 10, indicating a very high exposure category. This slight decrease from the peak 11 in the summer months suggests that while the sun's rays remain potent, the risk of sunburn is still significant, necessitating protective measures for outdoor activities. With a burn time of just 15 minutes, it’s crucial to stay vigilant about sun safety. As the year progresses, the UV Index will continue to fluctuate, but September's levels require particular attention for those planning to enjoy the beautiful Portuguese landscapes. For more details on sun safety, check out the Faial UV Index.

Maximum UV Index Levels in Faial for September

The chart shows the monthly maximum UV Index (UVI) for Faial 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.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110864
Data source: Faial 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 Faial

September in Faial, Portugal, offers a delightful transition from the height of summer to the gentler embrace of autumn. With 339 hours of sunshine, September shines brightly, reflecting the peak summer months of July and August, which boast 388 and 380 hours respectively. This month serves as a bridge, gracefully tapering off from the record high solar exposure of summer while still providing a generous amount of warm sunlight. As the year progresses, the daylight hours gradually decline, highlighting the steady decrease from the vibrant sunlight of spring and summer to the cozier, more subdued months of fall. This consistent shift showcases Faial’s enchanting ability to blend sun-soaked days with the charm of seasonal change.

Monthly Sunshine Duration in Faial: September Highlighted

The September sunshine duration represents the total number of hours Faial 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.
JanFebMarAprMayJunJulAugSepOctNovDec190h246h301h352h373h376h388h380h339h320h260h246h
Data source: Faial September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Faial During September

September in Faial, Portugal, offers a delightful blend of warmth and sunshine, with a 48% chance of sun that positions it as a peak month for pleasant weather. Following the sun-drenched summer months of July and August, which enjoy chances of sun at 48% and 58% respectively, September maintains this promising trend while gently ushering in the early whispers of autumn. As the year progresses, the likelihood of sunny days begins to wane, but September's statistics show that visitors can still revel in the beauty of the island under mostly clear skies. This transitional month, therefore, stands out as an ideal time for outdoor adventures and soaking up Faial's breathtaking landscapes.

Percentage of Sunny Days in September in Faial

The chart illustrates the percentage of sunny days in Faial 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 Faial experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec31%47%41%43%40%42%48%58%49%47%37%31%
Data source: Faial September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Faial in September

As summer transitions to autumn, September in Faial, Portugal, offers 12 hours of daylight, a gentle decrease from the peak of 14 hours experienced in June and July. This month marks a pivotal shift, where the days begin to shorten, yet the warmth of late summer lingers, providing ample opportunity for outdoor exploration. Following the vibrant 13 hours of daylight in August, September’s gradual decline signals the onset of autumn's cozy embrace, as daylight becomes shorter and invites a more subdued atmosphere. With each passing month, the daylight gradually dims, reminding us of nature’s rhythmic cycles while still offering splendid opportunities to bask in the soft glow of early fall.

Average Daylight Hours in Faial for September

The chart illustrates the variation in daylight duration in Faial throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 15m11h11h 59m13h13h 50m14h 15m14h 2m13h 17m12h 19m11h 19m10h 27m10h 1m
Data source: Faial daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Faial

In Faial, Portugal, September brings a gentle breeze, with an average wind speed of 3.9 m/s (9 mph), slightly higher than the summer months. This modest uptick hints at the transition towards autumn, where the winds begin to pick up again after a more tranquil August, which sees speeds drop to 3.8 m/s (8 mph). The overall trend from the year illustrates a dynamic rhythm; winter months like November and December see a resurgence, with increases to 4.5 m/s (10 mph) and 4.6 m/s (10 mph), respectively. As September unfolds, the blend of lingering summer warmth and the encroaching fall winds creates a refreshing atmosphere, inviting both locals and visitors to enjoy the serene beauty of the island.

Average September Wind Speed in Faial

The chart displays monthly wind speed patterns in Faial, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.83.74.83.34.84.74.93.83.9 m/s3.84.54.6
Data source: Faial September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Faial Compares to Other Months

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

September generally offers warmer temperatures compared to January, with average highs around 25°C (77°F) and a minimum of 19°C (66°F). In contrast, January has cooler average temperatures, ranging from a minimum of 11°C (52°F) to a maximum of 21°C (70°F), with an average of 16°C (61°F). Additionally, September experiences less precipitation, totaling 22 mm (0.9 in) over 8 days, while January sees an increase in rainfall with 42 mm (1.7 in) over 7 days. Despite the higher humidity in September at 81%, January maintains a relatively comfortable level of 75%. For more detailed insights into January weather conditions, check out Faial weather in January.

September typically enjoys warmer weather compared to February, with average temperatures ranging from a minimum of 19°C (66°F) to a maximum of 25°C (77°F). In contrast, February's temperatures are cooler, with a minimum of 11°C (52°F) and a peak of 21°C (69°F). While September experiences relatively low precipitation at 22 mm (0.9 in) over 8 days, February sees a significant increase in rainfall, totaling 54 mm (2.1 in) across 9 days. Despite the increased moisture in February, the humidity remains moderately high in both months, with September at 81% and February at 75%. For more detailed weather insights, you can refer to Faial weather in February.

September and March showcase contrasting weather patterns. In September, temperatures are generally warmer, with a comfortable average of 21°C (71°F) and highs reaching up to 25°C (77°F). This month experiences less precipitation, totaling about 22 mm (0.9 in) over 8 days, while the humidity hovers around 81%. On the other hand, March brings cooler conditions, with average temperatures dropping to 15°C (60°F) and a maximum of 22°C (71°F). Rainfall is more significant during this month, totaling 49 mm (1.9 in) across 10 days, coupled with slightly lower humidity levels at 78%. For a deeper look into the weather during March, you can visit Faial weather in March.

In September, temperatures tend to be milder, with a minimum of 19°C (66°F) and a comfortable average of 21°C (71°F), peaking at 25°C (77°F). The month experiences relatively low precipitation, with only 22 mm (0.9 in) over 8 days, and humidity levels are around 81%. In contrast, April sees cooler weather, with temperatures ranging from a minimum of 12°C (55°F) to an average of 16°C (61°F), and a maximum of 21°C (70°F). This month receives more rainfall, totaling 47 mm (1.8 in) across the same number of days, while humidity is slightly lower at 78%. For more detailed information on April weather, visit Faial weather in April.

In September, the weather tends to be warmer, with average temperatures ranging from a minimum of 19°C (66°F) to a maximum of 25°C (77°F), compared to May, where the temperatures are slightly cooler, peaking at 22°C (73°F). September also experiences a higher average humidity at 81%, compared to May's 77%. While both months have some precipitation, September sees a bit more rain, with 22 mm (0.9 in) over 8 days, while May has 18 mm (0.7 in) spread across just 6 days. For a more detailed look at the climate in May, you can check out Faial weather in May.

In comparing the weather in September and June, September typically enjoys slightly warmer temperatures, with minimums around 19°C (66°F) and maximums reaching 25°C (77°F), compared to June's minimum of 15°C (59°F) and maximum of 23°C (73°F). While both months experience relatively high humidity levels, September edges out with 81%, slightly higher than June's 80%. Additionally, September receives less precipitation, accumulating about 22 mm (0.9 in) over 8 days, whereas June has a higher total of 33 mm (1.3 in) over just 6 days. For a more detailed look at June weather, you can check Faial weather in June.

In comparing the weather of September and July, we see some notable differences. September features slightly higher temperatures, with a minimum of 19°C (66°F) and an average of 21°C (71°F), compared to July's minimum of 18°C (65°F) and average of 20°C (69°F). While both months experience moderate humidity, September's 81% is slightly lower than July’s 83%. Moreover, September receives more precipitation, totaling 22 mm (0.9 in) over 8 days, whereas July is drier, with just 12 mm (0.5 in) over 2 days. For more details on July weather specifics, you can visit Faial weather in July.

In comparing the weather between September and August, we see that both months maintain a similar average temperature of 21°C (71°F), with September's range slightly higher, reaching a maximum of 25°C (77°F) compared to August's 25°C (78°F). However, September experiences more rainfall, with 22 mm (0.9 in) over 8 days, while August has only 13 mm (0.5 in) across 4 days. Additionally, September's humidity is slightly lower at 81% compared to August's 83%, suggesting a marginally drier feel as summer transitions into autumn. For further details, you can check Faial weather in August.

In comparing the weather between September and October, we see a slight decrease in average temperatures, with September averaging 21°C (71°F) and October at 20°C (69°F). However, October exhibits a wider temperature range, with a maximum of 26°C (78°F) compared to September's 25°C (77°F). Precipitation increases notably in October, with 54 mm (2.1 in) falling over 10 days, up from 22 mm (0.9 in) over 8 days in September, indicating a trend toward wetter conditions as autumn sets in. Humidity remains relatively stable, hovering around 80-81%. For more details on the weather patterns during this time, you can check Faial weather in October.

In September, the weather is generally warmer, with average temperatures around 21°C (71°F) and maximums reaching up to 25°C (77°F), while November sees a cooler average of 18°C (65°F) and a minimum of 12°C (53°F). Additionally, September experiences less precipitation, totaling 22 mm (0.9 in) over 8 days, compared to November's higher rainfall of 61 mm (2.4 in) across 15 days. Humidity levels are slightly higher in September at 81%, while November's humidity is a more comfortable 75%. For a detailed look at November weather, you can visit Faial weather in November.

September typically boasts warmer temperatures, with an average of 21°C (71°F) and highs reaching up to 25°C (77°F). The month experiences moderate rainfall with about 22 mm (0.9 in) spread over 8 days, alongside relatively high humidity levels at 81%. In contrast, December sees cooler weather, with averages dropping to 17°C (63°F) and maximums around 20°C (69°F). It is also wetter, accumulating 62 mm (2.4 in) of precipitation over 13 days and slightly lower humidity at 75%. For a detailed look at December weather patterns, you can visit Faial weather in December.

Compare Faial's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Faial

As summer transitions into autumn, September in Faial offers a delightful respite from the heat, with milder temperatures that create a comfortable atmosphere for exploration. While the humidity remains high at 81%, the average temperature allows for pleasant outdoor activities without the intensity of the peak summer months. Although some rainfall is expected, with about 8 days experiencing precipitation, the overall climate is conducive to enjoying the island's natural beauty. For those planning their visit, understanding these nuances is crucial for making the most of their time here. Discover more about what to expect throughout the year by visiting Faial Climate.