September Weather in Calafell, Spain

Last updated: February 6, 2025

In Calafell, Spain, September offers a delightful transition into autumn, with maximum temperatures reaching up to 32°C (90°F) and a pleasant average of 22°C (72°F). Nights can be cool, dipping to a minimum of 10°C (51°F), making for refreshing evenings. While the month experiences approximately 83 mm (3.3 in) of precipitation over about 15 days, the humidity levels remain at a comfortable 68%, providing a balanced climate for both locals and visitors to enjoy. Whether you're exploring the scenic coast or indulging in local cuisine, September in Calafell is an inviting time for all.

September Temperature in Calafell

In September, Calafell, Spain, enjoys a delightful transition from the heat of summer to the more temperate embrace of autumn. With minimum temperatures around 10°C (51°F) and average highs reaching up to 32°C (90°F), the month strikes a perfect balance, making it ideal for outdoor activities. The average temperature settles at a pleasant 22°C (72°F), offering sun-drenched days that invite visitors to explore the stunning coastline or partake in local festivities. As the month progresses, the warmth gradually yields to cooler evenings, hinting at the approaching fall, yet September remains a splendid time to experience Calafell's vibrant charm.

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

The chart illustrates September temperature patterns in Calafell, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec465154576573787871635449
Data source: Temperature data for Calafell 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 Calafell

In September, Calafell experiences a significant uptick in precipitation, recording 83 mm (3.3 in) of rain across 15 days. This marks a notable shift from the drier months of summer, as August's rainfall, although considerable at 54 mm (2.1 in) over 8 days, pales in comparison. The increased rainfall in September not only contributes to the lush beauty of the area but also signals the transition to the wetter autumn months. As temperatures begin to cool, the steady drop in precipitation from summer to early autumn highlights the region's seasonal rhythm, preparing the landscape for the impending embrace of October's even higher rainfall of 86 mm (3.4 in).

September Precipitation Trends in Calafell

The chart displays monthly precipitation patterns in Calafell, 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.
JanFebMarAprMayJunJulAugSepOctNovDec473651704735205483866126
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Calafell

In Calafell, Spain, September marks a subtle transition in humidity, with levels averaging 68%. This month sees a slight uptick from the summer's low of 64% in both July and August, hinting at the arrival of autumn. As the heat wanes, humidity begins to rise, paving the way for a more comfortable climate. Interestingly, this trend is echoed in the following months, where October's humidity jumps to 77%, leading into a more humid winter season. Overall, September serves as a gentle reminder of the shifting seasons, as the softness in the air signals the approach of cooler, more temperate days ahead.

September Average Humidity in Calafell

This chart illustrates the average monthly humidity levels in Calafell, 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.
JanFebMarAprMayJunJulAugSepOctNovDec79%74%71%69%66%65%64%64%68%77%79%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Calafell

September in Calafell, Spain, marks a transition as the summer sun begins to wane, yet the UV Index remains notable at 7, categorized as high. This indicates that while the days are slightly shorter and the sun's intensity diminishes compared to peak summer, it's still essential to protect your skin, especially with a burn time of just 25 minutes. After enjoying May through August with very high levels of UV exposure, September offers a slight reprieve, but vigilance is key for outdoor enthusiasts. As autumn approaches, remember to stay informed about the sun's strength — check out the detailed insights at Calafell UV Index to ensure safe sun practices.

Maximum UV Index Levels in Calafell for September

The chart shows the monthly maximum UV Index (UVI) for Calafell 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.
JanFebMarAprMayJunJulAugSepOctNovDec34579101097632
Data source: Calafell 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 Calafell

As summer gently transitions into autumn, September in Calafell, Spain offers a delightful blend of warmth and golden sunshine. With 339 hours of sunlight, the month continues the trend from the peak summer months, albeit with a slight dip compared to the sun-kissed days of July and August. This decrease reflects the natural shift towards shorter days, yet September still boasts more daylight than many other months, ensuring plenty of opportunities for outdoor adventures and leisurely beach strolls. As the year progresses, it becomes clear that spring and summer are the champions of sunshine, while fall gracefully introduces a softer glow, inviting visitors to bask in the lingering warmth before winter settles in.

Monthly Sunshine Duration in Calafell: September Highlighted

The September sunshine duration represents the total number of hours Calafell 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.
JanFebMarAprMayJunJulAugSepOctNovDec207h265h334h346h407h413h425h396h339h313h265h262h
Data source: Calafell September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Calafell During September

In Calafell, Spain, September ushers in the tail end of summer, yet it shows a notably lower chance of sunny weather at just 35%. This decline follows the sun-soaked months of July and August, which boast much higher probabilities of sunshine at 68% and 47%, respectively. As the Mediterranean climate transitions into autumn, the warmer summer months give way to a more variable September, reminiscent of the milder conditions seen in April and May. While the sun may shy away a bit, those visiting can still expect pleasant weather, making it a wonderful time to explore the region before the cooler months set in.

Percentage of Sunny Days in September in Calafell

The chart illustrates the percentage of sunny days in Calafell 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 Calafell experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec48%38%57%36%41%51%69%47%35%42%47%54%
Data source: Calafell September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Calafell in September

As summer transitions into autumn in Calafell, Spain, September welcomes a gentle decrease in daylight, offering about 12 hours of sun-filled moments each day. This shift marks a gradual change from the sun-drenched months of June and July, which bask in around 15 and 14 hours of daylight, respectively. As the year progresses, daylight fluctuates harmoniously, peaking during the vibrant spring and summer months before tapering off with the arrival of October and its 11 hours. This cyclical pattern not only enhances the beauty of the Mediterranean coast but also invites locals and visitors alike to embrace the cozy, golden hues of early autumn.

Average Daylight Hours in Calafell for September

The chart illustrates the variation in daylight duration in Calafell throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 34m10h 37m11h 57m13h 20m14h 29m15h 4m14h 46m13h 44m12h 25m11h 3m9h 51m9h 14m
Data source: Calafell daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Calafell

As September unfolds in Calafell, Spain, the gentle caress of the wind reflects a tranquil charm, with an average speed of 2.5 m/s (6 mph). This marks a significant shift from the bustling breezes of earlier months, where the wind often danced at higher speeds. In fact, September mirrors the calm of August, both featuring the lightest winds of the year. As summer wanes, the transitioning season begins to usher in a more serene atmosphere, inviting visitors to bask in the subtle shifts of nature. Following this, the wind picks up slightly in October, only to rise again in the late fall, creating a rhythmic pattern that enhances the coastal allure of this picturesque Spanish town.

Average September Wind Speed in Calafell

The chart displays monthly wind speed patterns in Calafell, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.83.32.82.73.12.82.82.52.5 m/s2.33.63.5
Data source: Calafell September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Calafell Compares to Other Months

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

September and January present stark contrasts in weather conditions. In September, temperatures range from a mild 10°C (51°F) at night to a warm 32°C (90°F) during the day, with an average of 22°C (72°F). The month experiences significant rain, totaling 83 mm (3.3 in) over 15 days, and humidity levels are moderate at 68%. In contrast, January sees a notable drop in temperatures, with minimums plunging to -4°C (26°F) and daytime highs reaching a comfortable 22°C (73°F), averaging 8°C (46°F). Precipitation is much lighter, at just 47 mm (1.9 in) over only 5 days, though humidity is higher at 79%. For more specific details on January weather, check Calafell weather in January.

September and February showcase contrasting weather patterns. In September, temperatures range from a mild 10°C (51°F) at night to a warm 32°C (90°F) during the day, with an average of 22°C (72°F). The month experiences 83 mm (3.3 in) of precipitation over approximately 15 days, accompanied by a humidity level of 68%. In comparison, February is much cooler, with temperatures oscillating from a minimum of -2°C (29°F) to a maximum of 24°C (76°F), averaging around 11°C (51°F). Precipitation decreases significantly to 36 mm (1.4 in) spread across just 6 days, while the humidity rises slightly to 74%. For more detailed insights into February weather, you can visit Calafell weather in February.

In comparing the weather of September and March, September offers a much warmer experience overall, with average temperatures reaching 22°C (72°F) compared to March's cooler 12°C (54°F). The maximum temperature in September can soar to 32°C (90°F), while March sees a maximum of 25°C (76°F). Rainfall is more frequent in September, with 83 mm (3.3 in) expected over 15 days, whereas March typically has only 51 mm (2.0 in) spread out over just 6 days. Additionally, September's humidity sits at 68%, slightly higher than March's 71%, contributing to the more tropical feel of the late summer month. For more detailed insights, you can check out the Calafell weather in March.

September and April exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 10°C (51°F) to a maximum of 32°C (90°F), with an average of 22°C (72°F). This month experiences about 83 mm (3.3 in) of precipitation over 15 days, accompanied by a humidity level of 68%. In contrast, April features cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 27°C (81°F), averaging at 14°C (57°F). The precipitation is slightly lower at 70 mm (2.8 in) over 10 days, while humidity remains comparable at 69%. For more detailed insights into April weather, you can visit Calafell weather in April.

When comparing the weather in September and May, it's clear that both months showcase a range of temperatures, but September tends to be warmer overall, with an average of 22°C (72°F) compared to May's 18°C (65°F). The maximum temperatures in both months are similar, reaching up to 32°C (90°F) in September and 32°C (89°F) in May. However, September experiences more rainfall, totaling 83 mm (3.3 in) over 15 days, while May has considerably less precipitation at 47 mm (1.9 in) over just 8 days. The humidity levels are relatively close, with September at 68% and May at 66%. For those looking for specific weather details in May, you can check out Calafell weather in May.

September typically experiences a more moderate temperature range compared to June, with minimums around 10°C (51°F) and maximums peaking at 32°C (90°F), while June sees slightly warmer temperatures with lows of 12°C (53°F) and highs reaching 37°C (98°F). The average temperature in September is around 22°C (72°F), similar to June’s average of 23°C (73°F). However, September tends to be more humid with 68% humidity and greater precipitation, averaging 83 mm (3.3 in) over 15 days, compared to June's drier conditions with only 35 mm (1.4 in) over 6 days. For a more detailed look at the weather conditions in June, you can explore this link: Calafell weather in June.

In comparing the weather of September and July, it’s evident that July tends to be warmer, with average temperatures around 26°C (78°F) and a maximum of 35°C (95°F), compared to September's average of 22°C (72°F) and maximum of 32°C (90°F). July also enjoys significantly drier conditions, with only 20 mm (0.8 in) of precipitation over about 5 days, while September experiences more rainfall, totaling 83 mm (3.3 in) and spanning 15 days. Additionally, the humidity is slightly higher in September at 68%, compared to July's 64%, making the latter feel a bit less muggy. For more details on July weather, you can visit Calafell weather in July.

In comparing the weather between August and September, September sees a decrease in temperatures, with a minimum of 10°C (51°F) compared to August's 14°C (58°F) and an average temperature of 22°C (72°F) versus August's warmer 25°C (78°F). The maximum temperature in September peaks at 32°C (90°F), significantly lower than August's maximum of 38°C (100°F). Additionally, September experiences more precipitation, totaling 83 mm (3.3 in) across 15 days, compared to August's 54 mm (2.1 in) over just 8 days. Humidity also slightly increases in September, averaging 68% compared to 64% in August. For more detailed insights on August weather, visit Calafell weather in August.

September and October exhibit noticeable differences in weather patterns. September enjoys warmer temperatures, with averages around 22°C (72°F) and highs reaching 32°C (90°F), while October sees a drop in the average temperature to 17°C (64°F) and maximums of 28°C (83°F). Precipitation levels are slightly higher in October, at 86 mm (3.4 in) over 10 days, compared to September's 83 mm (3.3 in) over 15 days. Additionally, October experiences increased humidity at 77%, compared to September's 68%. For more detailed insights about October weather, you can visit Calafell weather in October.

September and November present distinct contrasts in weather. In September, temperatures range from a mild 10°C (51°F) at night to a summery 32°C (90°F) during the day, with an average temperature of 22°C (72°F). The month experiences considerable precipitation, totaling 83 mm (3.3 in) over 15 days, while humidity remains at a comfortable 68%. In contrast, November sees a drop in temperatures, with nighttime lows averaging around 2°C (35°F) and daytime highs reaching up to 25°C (77°F), resulting in a cooler overall average of 12°C (54°F). Precipitation decreases to 61 mm (2.4 in) across just 8 days, accompanied by a rise in humidity to 79%. For more details on November weather, check out Calafell weather in November.

In September, the weather is warm and lively, with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 32°C (90°F), and an average temperature around 22°C (72°F). With 83 mm (3.3 in) of precipitation spread across 15 days, the month maintains a humidity level of 68%, offering a mix of sunny and rainy days. In contrast, December brings significantly cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 21°C (71°F), averaging at 10°C (49°F). Precipitation is much lower at 26 mm (1.0 in) over just 3 days, although humidity rises to 79%, giving the month a crisp feel. For more detailed information, you can check Calafell weather in December.

Compare Calafell's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Calafell

As September rolls in, Calafell offers a delightful transition from the sweltering summer heat to more moderate temperatures. Though the maximum can still reach a warm 32°C (90°F), the average is a comfortable 22°C (72°F), making outdoor activities enjoyable without the intensity of peak summer months. However, be prepared for occasional showers, as this month sees a noticeable increase in rainfall, with about 15 days of precipitation contributing to a total of 83 mm (3.3 in). The humidity hovers around 68%, providing a refreshing atmosphere as the region prepares for autumn. For a deeper understanding of the climate throughout the year, visit Calafell Climate.