September Weather in Paul do Mar, Portugal

Last updated: February 24, 2025

Experience the enchanting September weather of Paul do Mar, Portugal, where the maximum temperature reaches a pleasant 25°C (77°F). Mornings and evenings greet visitors with a comfortable average of 21°C (71°F), while nights cool down to around 19°C (66°F). The region enjoys minimal rainfall, recorded at just 12 mm (0.5 in) over 2 days, allowing for delightful outdoor adventures. With an inviting humidity level of 81%, September offers a refreshing blend of warmth and coastal breezes, making it an ideal time to explore this scenic destination.

September Temperature in Paul do Mar

In September, Paul do Mar offers a delightful transition into autumn, with temperatures reflecting the lingering warmth of summer. The minimum temperature hovers around 19°C (66°F), while the average settles at a comfortable 21°C (71°F) and peaks at a refreshing 25°C (77°F). This month marks a slight drop from August's highs, but still invites plenty of sunshine and mild evenings, making it an ideal time for outdoor activities. As the days grow shorter, the pleasant temperatures invite guests to bask in the region's breathtaking coastal scenery, providing the perfect backdrop for both adventure and relaxation.

September Weather in Paul do Mar: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Paul do Mar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec616060616366697170696563
Data source: Temperature data for Paul do Mar 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 Paul do Mar

In September, Paul do Mar experiences a notable shift in its precipitation patterns, with only 12 mm (0.5 in) of rainfall over just 2 days. This marks a gradual transition from the dry summer months of July and August, which recorded minimal rainfall. The light precipitation in September often serves as a gentle prelude to the wetter autumn months, where averages jump to 42 mm in October and 72 mm in November. As the landscape sheds its summer hues, the sporadic showers in September nurture the beginnings of a vibrant transition, creating a lush environment in anticipation of the seasonal rains ahead.

September Precipitation Trends in Paul do Mar

The chart displays monthly precipitation patterns in Paul do Mar, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3765655621283312427277
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Paul do Mar

As summer transitions to autumn, September in Paul do Mar, Portugal, experiences a notable dip in humidity levels, settling at 81%. This slight decrease follows the peak humidity levels of 83% recorded in both July and August, reflecting the region's characteristic summer warmth and moisture. The early months of the year showcase relatively stable humidity, hovering around 75% in January and February, with a gradual increase towards the mid-year. The months leading up to September, particularly June and July, show a consistent rise in humidity that culminates in the summer months, before beginning a gentle decline. This seasonal rhythm highlights the moderate yet persistent nature of humidity throughout the year, making September a comfortable transition into the autumn season.

September Average Humidity in Paul do Mar

This chart illustrates the average monthly humidity levels in Paul do Mar, 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 Paul do Mar

As summer winds down in Paul do Mar, Portugal, September maintains a very high UV Index of 10, with a burn time of just 15 minutes. This trend reflects the consistent intensity of sun exposure experienced throughout the peak summer months, where UV levels reached extreme heights in June, July, and August. Even as temperatures begin to cool, the sun's rays remain potent, underscoring the importance of sun safety during this transitional period. Those enjoying the lingering warmth of late summer should remain vigilant, taking care to protect their skin while basking in the beautiful surroundings. For a detailed overview of UV levels throughout the year, visit Paul do Mar UV Index.

Maximum UV Index Levels in Paul do Mar for September

The chart shows the monthly maximum UV Index (UVI) for Paul do Mar 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.
JanFebMarAprMayJunJulAugSepOctNovDec468101112111110864
Data source: Paul do Mar 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 Paul do Mar

In September, Paul do Mar basks in a warm glow, enjoying a generous 338 hours of sunshine that perfectly bridge the summer's energy and the fall's gentle embrace. This month marks a slight dip from the sun-drenched heights of July and August, which recorded 391 and 380 hours respectively, yet it still maintains a vibrant charm as daylight lingers. As the days start to shorten, the warm, golden rays create a serene atmosphere that draws visitors to this picturesque coastal village. In contrast to the emerging autumn chill of October, with its 321 hours of sunshine, September offers a delightful farewell to summer, inviting everyone to savor the fading warmth and stunning sunsets against the Atlantic backdrop.

Monthly Sunshine Duration in Paul do Mar: September Highlighted

The September sunshine duration represents the total number of hours Paul do Mar 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.
JanFebMarAprMayJunJulAugSepOctNovDec191h244h299h352h373h376h391h380h338h321h260h246h
Data source: Paul do Mar September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Paul do Mar During September

As September rolls into Paul do Mar, the likelihood of sunny weather remains promising with a 59% chance of sunshine. This marks a slight dip from the sun-drenched heights of July and August, where the chances soared to 81% and 78% respectively. However, September's weather still holds its own compared to the earlier months of the year, reflecting a generally favorable transition into autumn. While the sun might not shine as brightly as in mid-summer, it lingers longer than in the spring months of April and May, creating the perfect backdrop for late summer adventures along the beautiful coast.

Percentage of Sunny Days in September in Paul do Mar

The chart illustrates the percentage of sunny days in Paul do Mar 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 Paul do Mar experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec38%51%54%49%57%62%81%78%59%62%52%46%
Data source: Paul do Mar September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Paul do Mar in September

As September arrives in Paul do Mar, Portugal, daylight begins to subtly wane, offering a gentle transition from the vibrant summer months. With 12 hours of daylight, September marks a slight decline from the 14 hours enjoyed in the peak of June and July. This gradual decrease reflects the shifting seasons, as both August and September feature 13 and 12 hours of daylight, respectively, creating a serene atmosphere perfect for outdoor exploration. As autumn approaches, the daylight hours continue to diminish, hinting at the cozy evenings that lie ahead in the following months. The rhythmic ebb and flow of daylight in Paul do Mar beautifully encapsulate the natural progression of time, inviting residents and visitors alike to savor each soft-lit day.

Average Daylight Hours in Paul do Mar for September

The chart illustrates the variation in daylight duration in Paul do Mar throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 14m11h11h 59m13h13h 51m14h 16m14h 2m13h 17m12h 20m11h 19m10h 27m10h
Data source: Paul do Mar daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Paul do Mar

As summer gently fades into autumn, September in Paul do Mar, Portugal, greets visitors with a soothing backdrop of average wind speeds at 4.4 m/s (10 mph), mirroring the calmness of August. This slight drop in wind intensity reflects a transition from the season's peak breeziness seen in July and June, which boasted average speeds of 5.4 m/s (12 mph) and 5.3 m/s (12 mph), respectively. The return to milder winds offers a serene atmosphere, perfect for enjoying the stunning coastline and vibrant sunsets. As the year progresses into October, a further decrease in winds to 4.0 m/s (9 mph) hints at the tranquil charm that autumn brings, reassuring visitors that Paul do Mar remains a breathtaking escape no matter the season.

Average September Wind Speed in Paul do Mar

The chart displays monthly wind speed patterns in Paul do Mar, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.45.15.14.75.25.35.44.54.4 m/s4.04.55.7
Data source: Paul do Mar September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Paul do Mar Compares to Other Months

The weather in Paul do Mar 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 Paul do Mar and find detailed weather information for every month.

September and January showcase a notable contrast in weather conditions. In September, temperatures are generally warmer, with minimums around 19°C (66°F) and maximums reaching 25°C (77°F), accompanied by a relatively low precipitation level of just 12 mm (0.5 in) over 2 days. The humidity is higher, averaging 81%, which contributes to the warm and somewhat muggy feel of the month. Conversely, January sees cooler temperatures, with a minimum of 11°C (52°F) and a maximum of 21°C (70°F), along with increased rainfall at 37 mm (1.4 in) over 6 days. This month features slightly lower humidity at 75%, creating a crisp atmosphere. For more details on January weather, visit Paul do Mar weather in January.

September and February offer contrasting weather experiences. In September, temperatures are generally warmer, with averages around 21°C (71°F) and maximums reaching 25°C (77°F), accompanied by relatively mild humidity levels at 81%. The month also sees minimal rainfall, with only 12 mm (0.5 in) over just 2 days, making it a pleasant time for outdoor activities. In contrast, February presents cooler conditions, featuring average temperatures of 16°C (60°F) and maximums of 21°C (70°F). However, it is significantly wetter, with a total precipitation of 65 mm (2.5 in) spread across 8 days. Despite the dip in temperatures, the humidity remains comfortable at 75%. For more details on February weather in this region, check out Paul do Mar weather in February.

When comparing the weather in September and March, notable differences emerge. September enjoys warmer temperatures, with averages around 21°C (71°F) and maximums reaching 25°C (77°F), while March sees cooler averages of 15°C (60°F) and a maximum of 22°C (71°F). Additionally, September experiences relatively low precipitation at just 12 mm (0.5 in) over 2 days, in stark contrast to March, which has considerably higher rainfall of 65 mm (2.6 in) across 8 days. Humidity levels are fairly consistent, with September at 81% and March slightly lower at 78%. For more details on the climate specifics in this period, you can refer to Paul do Mar weather in March.

When comparing the weather in September and April, September tends to be warmer and drier. In September, the average temperature hovers around 21°C (71°F), with a max of 25°C (77°F), while April's average temperature is cooler at 16°C (61°F), peaking at 20°C (68°F). Additionally, September experiences significantly less rainfall, with just 12 mm (0.5 in) over 2 days, compared to April's 56 mm (2.2 in) over 12 days. Humidity levels are slightly higher in September at 81%, while April maintains a comfortable 78%. For more detailed weather information specific to this period, visit Paul do Mar weather in April.

In comparing the weather of September and May, September tends to be warmer, with average temperatures soaring up to 21°C (71°F), compared to May's cooler average of 17°C (63°F). The maximum temperatures in September reach 25°C (77°F), while May peaks at 23°C (73°F). However, May experiences more precipitation, totaling 21 mm (0.8 in) across four rainy days, whereas September has only 12 mm (0.5 in) of rain over just two days. Humidity levels are slightly higher in September at 81%, compared to 77% in May, making it feel somewhat more humid in early autumn. For more detailed insights on May weather, you can check Paul do Mar weather in May.

In comparing the weather in September and June, September tends to be slightly warmer, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 25°C (77°F), while June showcases cooler temperatures, with a minimum of 15°C (60°F) and a maximum of 23°C (73°F). Both months experience relatively high humidity levels, with September at 81% and June at 80%. Precipitation is also more prevalent in June, measuring 28 mm (1.1 in) over 3 days, compared to September's lighter rainfall of 12 mm (0.5 in) over just 2 days. For a detailed look at weather conditions, you can refer to Paul do Mar weather in June.

In September, the weather shows a slight increase in average temperature compared to July, with averages of 21°C (71°F) as opposed to 20°C (69°F). However, September experiences slightly higher maximum temperatures at 25°C (77°F) compared to July's 26°C (79°F). While both months have relatively mild temperatures, September records a significant increase in precipitation, with 12 mm (0.5 in) over 2 days, contrasting sharply with July's dry conditions, which see only 3 mm (0.1 in) across no rainy days. Humidity levels remain quite similar, with September at 81% and July at 83%. For a more detailed look at July weather, you can check out Paul do Mar weather in July.

In comparing the weather of September and August, both months exhibit similar temperature ranges, with September having a minimum of 19°C (66°F), an average of 21°C (71°F), and a maximum of 25°C (77°F), while August records a minimum of 19°C (66°F), an average of 22°C (71°F), and a maximum of 26°C (79°F). August enjoys slightly warmer temperatures overall, whereas September experiences marginally more rainfall, recording 12 mm (0.5 in) over two days compared to August's minimal 3 mm (0.1 in) and no rainy days. Humidity levels are also similar, slightly decreasing from August's 83% to September's 81%. For a more detailed look at the August weather in this region, you can explore Paul do Mar weather in August.

In comparing the weather of September and October, we see that September is slightly warmer, with average temperatures reaching 21°C (71°F) compared to October's average of 20°C (69°F). Both months experience a maximum of 25°C (77°F); however, October tends to be wetter, with a substantial increase in precipitation from 12 mm (0.5 in) over 2 days in September to 42 mm (1.7 in) across 6 days in October. Humidity levels remain similar, hovering around 80-81%, making both months feel relatively humid. For more detailed insights on October's weather, check out Paul do Mar weather in October.

In September, the weather is warm and pleasant, with average temperatures ranging from a minimum of 19°C (66°F) to a maximum of 25°C (77°F), accompanied by low precipitation of just 12 mm (0.5 in) spread over 2 days. The humidity levels are relatively high at 81%, contributing to the feeling of warmth. In contrast, November sees cooler temperatures, with averages dipping to a minimum of 12°C (54°F) and an average of 18°C (65°F), while the maximum settles at 24°C (75°F). However, November is much wetter, experiencing 72 mm (2.8 in) of precipitation across 10 days, along with a slight decrease in humidity to 75%. For more detailed information, check out Paul do Mar weather in November.

September and December present quite contrasting weather conditions. In September, temperatures are generally warmer, with averages around 21°C (71°F) and a maximum of 25°C (77°F), making it a comfortable month for outdoor activities. There's minimal precipitation, with only 12 mm (0.5 in) expected over just 2 days, and humidity is relatively high at 81%. In contrast, December brings cooler temperatures, with an average of 17°C (63°F) and a maximum of 21°C (70°F). However, this month sees significantly more rain, totaling 77 mm (3.0 in) over about 8 days, alongside slightly lower humidity levels at 75%. For more detailed insights into December weather, check out Paul do Mar weather in December.

Compare Paul do Mar's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Paul do Mar

As summer transitions into autumn, September in Paul do Mar presents a delightful blend of warmth and mildness. With an average temperature around 21°C (71°F), it offers a gentle respite from the peak summer heat, unlike the hotter months that precede it. The lower precipitation, totaling just 12 mm over a couple of days, signifies a shift towards drier conditions, making it ideal for outdoor activities. Additionally, the humidity remains elevated at 81%, typical of the coastal climate, yet it’s still more comfortable than the sweltering summer months. This balanced weather makes September a perfect time to explore the natural beauty of Paul do Mar. For more detailed insights, visit Paul do Mar Climate.