Last updated: February 24, 2025
Experience the enchanting September weather of Santo Antão, Portugal, where temperatures comfortably range from a minimum of 19°C (66°F) to a maximum of 24°C (76°F). With an average temperature of 22°C (72°F), this tropical paradise offers a pleasant climate perfect for exploration. However, expect some refreshing rain, as 43 mm (1.7 in) of precipitation typically falls over about 10 days, contributing to the island's lush landscapes. Coupled with an average humidity of 83%, September is a month that beautifully balances warmth and moisture, making it a delightful time to enjoy the natural beauty of this stunning locale.
September in Santo Antão, Portugal, is a delightful transition into autumn, maintaining the warmth of summer with minimum temperatures around 19°C (66°F) and a comfortable average of 22°C (72°F). As the month progresses, daytime highs reach a pleasant 24°C (76°F), making it an ideal time for outdoor adventures and exploring the island's stunning landscapes. Compared to the earlier months, September showcases relatively stable temperatures, continuing the trend of gradual warming since late spring. With the lingering summer warmth, visitors can enjoy the vibrant culture and breathtaking nature without the extreme heat of peak summer months.
In September, Santo Antão experiences a modest precipitation total of 43 mm (1.7 in) over 10 days, continuing the transition from the drier summer months. This amount marks a slight increase compared to the previous month of August, which recorded 50 mm (2.0 in), illustrating a gradual shift toward the wetter season. As the island moves into autumn, precipitation tends to pick up, anticipating the heavier rains of October and November. Notably, September's precipitation provides a reminder of nature's cyclical rhythm, as it sets the stage for the more significant rainfall that characterizes the coming months.
September in Santo Antão, Portugal, continues the trend of moderate humidity levels typical for the island. With an average humidity of 83%, it mirrors the slightly drier conditions of August and marks a gradual shift towards the lower rates seen in the fall months. This slight dip is consistent with the overall pattern observed throughout the year, where January and February boast the highest humidity levels at 84% and 83% respectively. As the seasons transition, the humidity tends to stabilize around the 80% mark in the following months, with October and November offering a refreshing respite as the numbers drop further. The island's climate is one of balanced moisture, creating an inviting atmosphere for both residents and visitors alike.
September in Santo Antão, Portugal, showcases a UV Index of 9, indicating a very high level of sun exposure, which calls for caution during outdoor activities. As summer transitions to autumn, the UV Index remains slightly lower than the peak levels seen in June and July, yet it still demands awareness, with a recommended burn time of just 15 minutes. This trend of very high UV ratings can be noted from April through September, highlighting the importance of sun protection during these months. For more detailed information on UV levels throughout the year, check out Santo Antao UV Index.
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September shines brightly in Santo Antão, Portugal, with an impressive 321 hours of sunshine, maintaining the warmth of summer as it transitions into autumn. As the year progresses, the island basks in an upward trend from 153 hours in January to a peak of 386 hours in July, showcasing a vibrant increase in daylight. While August still glows with 362 hours, September gracefully eases into fall, retaining over 300 hours, which is indicative of a gentle yet noticeable decline in sunshine hours. This delightful month offers a splendid balance as visitors can enjoy the island's stunning landscapes and explore its rich culture, all under the inviting Portuguese sun.
As September rolls in, Santo Antao, Portugal enjoys a commendable 43% chance of sunny weather, making it one of the brighter months of the year. This trend follows a summer peak, with August boasting the highest solar potential at 51%. While September experiences a slight dip compared to its predecessor, it remains significantly sunnier than early autumn months like October and November, which see chances drop to 36% and 25% respectively. Overall, this month strikes a delightful balance between the warmth of summer and the gentle onset of fall, offering plenty of opportunities to bask in the sun before the cooler weather sets in.
As summer gently gives way to autumn in Santo Antão, Portugal, September offers a delightful transition with 12 hours of daylight. This month marks a gradual decline from the peak abundance of sunlight experienced in June, July, and August, where daylight levels held steady at 14 hours. Following the vibrant sunsets of summer, the lingering light in September still provides ample time for outdoor exploration and relaxation. The trend continues with October's shorter days, highlighting a shift towards the cozy, introspective moods of the fall and winter months, which see daylight decreasing to 11 hours by October. Overall, September serves as a beautiful bridge, retaining warmth while hinting at the approaching change.
In Santo Antão, Portugal, the September winds offer a gentle embrace, with an average speed of 6.3 m/s (14 mph), mirroring the breezy conditions of the previous summer months. As the year transitions into autumn, wind speeds remain relatively consistent, reflecting a subtle shift from the stronger gusts typically seen in the earlier months of the year, such as January's brisk 10.4 m/s (23 mph). This month marks a notable decline from peak winds in February, but still retains a pleasant atmosphere, ideal for outdoor activities. As the landscape shifts and the temperatures cool, the reliable September breezes encourage exploration of the island’s stunning terrain, providing a refreshing backdrop for adventures in nature.
The weather in Santo Antao 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 Santo Antao and find detailed weather information for every month.
September and January present contrasting weather patterns. In September, temperatures are warmer, with a minimum of 19°C (66°F), an average of 22°C (72°F), and a maximum of 24°C (76°F). The month sees moderate precipitation of 43 mm (1.7 in) over about 10 days, and humidity remains high at 83%. In contrast, January experiences cooler temperatures, with lows of 12°C (53°F), averages of 16°C (61°F), and highs reaching only 19°C (66°F). Interestingly, January has almost double the precipitation at 84 mm (3.3 in) over the same number of rainy days, while humidity is slightly higher at 84%. For a closer look at January weather specifics, you can check out Santo Antao weather in January.
September typically offers warmer temperatures than February, with an average of 22°C (72°F) compared to February's cooler average of 15°C (59°F). The maximum temperatures in September reach up to 24°C (76°F), while February peaks at 18°C (65°F). Additionally, February experiences more precipitation, averaging 72 mm (2.8 in) over 13 days, compared to September's 43 mm (1.7 in) over 10 days. Despite these differences, both months share a consistent level of humidity at 83%. For more insights, you can check Santo Antao weather in February.
In September, the weather tends to be warmer, with average temperatures ranging from a minimum of 19°C (66°F) to a maximum of 24°C (76°F), while March experiences cooler temperatures, averaging between 10°C (51°F) and 18°C (65°F). Precipitation levels are relatively close, with September seeing 43 mm (1.7 in) over about 10 days, compared to March's 47 mm (1.8 in) over 9 days. Both months exhibit high humidity, with September at 83% and March slightly higher at 85%. For more details on weather conditions during this time, you can visit Santo Antao weather in March.
In September, the weather tends to be warmer with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 24°C (76°F), averaging around 22°C (72°F). The month experiences about 43 mm (1.7 in) of precipitation over approximately 10 days and maintains a humidity level of 83%. In contrast, April is cooler, with temperatures varying from a minimum of 10°C (50°F) to a maximum of 18°C (65°F), averaging 15°C (60°F). Rainfall is higher in April, totaling 71 mm (2.8 in) over about 12 days, and humidity levels are slightly elevated at 85%. For more details on the April weather, visit Santo Antao weather in April.
In comparing the weather of September and May, September tends to be warmer with average temperatures reaching 22°C (72°F), peaking at 24°C (76°F), while May is cooler with an average of 17°C (62°F), topping out at 20°C (68°F). Additionally, September experiences slightly less precipitation, measuring 43 mm (1.7 in) over about 10 days, compared to May, which sees 54 mm (2.1 in) across 9 days. Both months share a high humidity level of 83%, making the air feel quite moist. For more detailed insights into May's weather, you can check out Santo Antao weather in May.
September weather is generally warmer than June, with minimum temperatures starting at 19°C (66°F) compared to June's 14°C (57°F). The average temperature in September rises to 22°C (72°F), similar to June's average of 19°C (66°F), but September also experiences a slightly higher maximum of 24°C (76°F). Both months see relatively low precipitation, with September receiving 43 mm (1.7 in) over 10 days, while June has 41 mm (1.6 in) over just 5 days. Humidity levels are quite comparable as well, with September at 83% and June slightly higher at 85%. For more details, you can check Santo Antao weather in June.
When comparing the weather in September and July, both months exhibit relatively mild temperatures, with September featuring a slightly higher average temperature of 22°C (72°F) compared to July's average of 21°C (70°F). Notably, September experiences more precipitation, totaling 43 mm (1.7 in) over 10 days, while July is drier, with only 19 mm (0.8 in) falling in just 2 days. Humidity remains high in both months, but September has a lower average at 83% compared to July's 86%. For more detailed weather information, you can check out Santo Antao weather in July.
In comparing the weather between August and September, we find a striking similarity in temperature, with both months experiencing minimums of 19°C (66°F), average highs around 24°C (76°F), and consistent humidity levels at 83%. However, September tends to be slightly wetter, receiving 43 mm (1.7 in) of precipitation over 10 days, while August has a bit more rainfall at 50 mm (2.0 in) spread across 9 days. This suggests that, although both months are quite comparable, August may offer a slightly drier experience. For more detailed insights, you can check Santo Antao weather in August.
In September, the weather is generally warmer with minimum temperatures around 19°C (66°F) and an average of 22°C (72°F), while October brings a slight drop in the minimum temperature to 14°C (58°F) and an overall average of 20°C (69°F). Interestingly, both months can reach a maximum temperature of 24°C (76°F). However, October experiences significantly more precipitation, totaling 76 mm (3.0 in) over 12 days compared to September's 43 mm (1.7 in) over 10 days. The humidity remains relatively high in both months, at 83% in September and slightly lower at 79% in October. For more details on the weather during this time, visit Santo Antao weather in October.
In September, the weather is generally warmer, with average temperatures reaching around 22°C (72°F) and maximums of 24°C (76°F), while November sees a notable drop in temperature, averaging 18°C (65°F) with highs only reaching 22°C (72°F). Precipitation also varies, with September experiencing 43 mm (1.7 in) over 10 days, compared to November's significantly higher 123 mm (4.8 in) spread across 13 days. Despite the slight increase in humidity from September’s 83% to November’s 80%, the overall feel of November is cooler and wetter. For more detailed information, check out the Santo Antao weather in November.
In September, the weather is generally warmer with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 24°C (76°F), offering pleasant conditions for outdoor activities. The average temperature sits at 22°C (72°F), accompanied by 43 mm (1.7 in) of precipitation over about 10 days, and humidity levels around 83%. In contrast, December brings cooler temperatures, with a minimum of 12°C (54°F) and a maximum of 20°C (68°F), resulting in an average of 17°C (63°F). This month is also wetter, experiencing 116 mm (4.6 in) of rainfall spread across 14 days, while humidity rises slightly to 85%. For a more detailed look at the weather, you can check Santo Antao weather in December.
September in Santo Antão welcomes a gentle transition from the warmer summer months, presenting a pleasant average temperature around 22°C (72°F). Unlike the peak heat experienced earlier in the season, visitors can enjoy moderate days with cooler evenings, fostering a comfortable atmosphere. The humidity remains high at 83%, but precipitation is relatively low, with some rain on about 10 days, totaling 43 mm (1.7 in). This drier spell contrasts sharply with the considerably wetter winter months, making September a delightful time to explore the island's lush landscapes and vibrant culture. For a deeper understanding of how September fits within the overall weather patterns, explore more at Santo Antao Climate.