Last updated: February 24, 2025
In September, Valenca, Portugal experiences a delightful blend of warm temperatures and moderate humidity, making it an ideal time to explore this picturesque town. With maximum temperatures reaching up to 29°C (84°F) and an average of 18°C (65°F), visitors can enjoy pleasant days filled with sunshine. However, the minimum temperatures can dip to 10°C (50°F) during the cooler evenings. While the month brings about 49 mm (1.9 in) of precipitation over approximately 7 days, the intermittent rain often enhances the lush landscapes rather than dampening the spirit. The humidity level averages 71%, adding a touch of comfort to the warm climate, making September a captivating time to visit Valenca.
In September, Valença, Portugal begins to embrace the crispness of autumn while still holding onto the lingering warmth of summer. With minimum temperatures around 10°C (50°F) and averages reaching a comfortable 18°C (65°F), this month is a delightful transition. The maximum temperatures can soar to 29°C (84°F), making it one of the last chances to enjoy the sun-soaked days before the cooler months arrive. This gradual decline in warmth reflects a broader trend of cooling temperatures as the year progresses, yet September retains a pleasant balance, inviting both outdoor adventures and cozy evenings. As such, it becomes a perfect time for visitors to explore the charming streets and stunning scenery Valença has to offer.
In September, Valenca experiences a noticeable shift in precipitation patterns as summer draws to a close. The city receives 49 mm (1.9 in) of rain over approximately 7 days, marking a gradual increase from the parched conditions of July and August, which saw only a mere 22 mm (0.9 in) and 27 mm (1.0 in), respectively. This uptick in rainfall suggests a transition into the wetter months, as the city prepares for the more significant downpours of October and November, which can bring over 144 mm (5.7 in) and 208 mm (8.2 in) of rain, respectively. The overall trend highlights a noteworthy change in Valenca's climate as autumn approaches, fostering a lush landscape after the summer drought.
In September, Valença, Portugal experiences a moderate humidity level of 71%, marking a slight increase from the drier summer months of July and August, which hovered around 63% and 64% respectively. This rise in humidity signals the transition into autumn, aligning with a broader trend where humidity levels gradually increase from the lows of summer to the higher levels typical of late autumn and winter. As the year progresses, humidity peaks in the colder months of January and December, reaching 87%, while the spring months remain relatively mild, with percentages around the high 70s. This seasonal fluctuation creates a dynamic atmosphere in which the crisp autumn air of September is a refreshing precursor to the wetter months ahead.
In September, Valenca, Portugal experiences a UV Index of 7, indicating a high exposure category with a burn time of 25 minutes. This marks a slight decrease from the peak summer months, where the UV Index hovered between 9 and 10, showcasing the intensity of the sun during those hotter weeks. As the year transitions into autumn, the UV light remains significant, but visitors should still be cautious about sun exposure, especially during midday. The trend throughout the year demonstrates a gradual increase in UV levels from the lower indices in winter to the high peaks of summer, making September a crucial month for remaining sun-smart. For more detailed information, visit Valenca UV Index.
UV Risk Categories
September in Valença, Portugal, offers a delightful blend of warm sunshine and mellow transitions as summer begins to wane. With 342 hours of sunlight, it maintains a vibrant atmosphere reminiscent of the summer months, yet it also signals the approach of autumn. This marks a slight drop from the sun-drenched peak of 426 hours in July, but it remains significantly brighter than the earlier winter months, such as January with just 177 hours. As visitors enjoy the lingering warmth and explore the picturesque sites, they can appreciate how September serves as a bridge between the sun-soaked joys of summer and the cozy charm of the fall, making it an ideal time to experience the beauty of Valença before the cooler days set in.
In Valenca, Portugal, the likelihood of sunny weather in September presents a refreshing backdrop as summer transitions into fall, boasting a 41% chance of sunshine. While this figure is lower compared to the sunny peaks of August at 65%, it still maintains a respectable potential for enjoyable weather. Interestingly, September's probability of clear skies aligns closely with earlier months like April and May, where sunny days also fluctuate between 39% and 44%. This trend suggests that although the summer's intensity starts to wane, September can still deliver enjoyable sunshine, perfect for those looking to bask in the gentle warmth before the cooler months set in.
In Valenca, Portugal, the rhythm of daylight beautifully shifts as the year unfolds. Starting at a modest 9 hours in January, the days gradually lengthen, reaching a peak of 15 hours in June, when the summer sun graces the landscape with its warm embrace. The months following July see a gentle decline, as daylight wanes, leading to 12 hours in September. This transitional month marks the beginning of autumn, where the vibrant days of summer begin to fade into the crisper, shorter daylight hours of October and November, returning to 9 hours by December. Overall, September reflects the balance of summer's end and the gentle onset of fall, making it a captivating time in Valenca.
In September, Valenca experiences a gentle breeze with an average wind speed of 3.0 m/s (7 mph), consistent with the lighter winds of August and slightly breezier October. This time of year showcases a transition in the weather, as the warm summer days begin to cool, yet the winds remain mild and pleasant. Notably, September’s winds echo the stillness of April and March, which hints at a season coming to a close. Looking back at the year, the wind speeds noticeably peak in February at 5.3 m/s (12 mph) and remain livelier during the winter months, showcasing a natural ebb and flow throughout the seasons. The gentle September winds create an inviting atmosphere, perfect for leisurely strolls and enjoying the picturesque landscapes of this charming Portuguese town.
The weather in Valenca 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 Valenca and find detailed weather information for every month.
September and January present contrasting weather patterns. In September, temperatures range from a minimum of 10°C (50°F) to a maximum of 29°C (84°F), with an average of 18°C (65°F). The month sees about 49 mm (1.9 in) of precipitation over 7 days and humidity levels at 71%. In stark contrast, January experiences cooler temperatures, with a minimum of 0°C (32°F), an average of 9°C (49°F), and a maximum of 20°C (68°F). This month is wetter, recording 131 mm (5.2 in) of precipitation over 10 days, accompanied by higher humidity at 87%. For a more detailed look at the conditions in January, check out Valenca weather in January.
September and February present contrasting weather patterns in Valenca. In September, temperatures are generally milder, with a minimum of 10°C (50°F) and an average high of 29°C (84°F), making it a pleasant time for outdoor activities. Precipitation is relatively low, with only 49 mm (1.9 in) over about 7 days, and humidity sits at 71%.
In contrast, February is much cooler, with temperatures ranging from a brisk minimum of 2°C (36°F) to a maximum of 21°C (70°F), resulting in an average of 11°C (52°F). This month also sees significantly more rainfall, totaling 173 mm (6.8 in) over 13 days and higher humidity at 81%. For more detailed insights, you can check Valenca weather in February.
When comparing the weather in September and March, distinct differences emerge. September offers pleasant conditions with an average temperature of 18°C (65°F) and a maximum of up to 29°C (84°F), making it a comfortable month for outdoor activities. In contrast, March is cooler, with average temperatures around 11°C (53°F), peaking at 22°C (73°F). Additionally, March experiences significantly more rainfall, accumulating 182 mm (7.2 in) over approximately 13 days, compared to September's 49 mm (1.9 in) across 7 days. The humidity in March also tends to be higher at 78%, compared to September's 71%. For more detailed insights, check out Valenca weather in March.
When comparing the weather in September and April, it's evident that each month presents distinct characteristics. September enjoys warmer temperatures, with a minimum of 10°C and an average of 18°C, reaching highs of 29°C. In contrast, April features cooler conditions, with a lower minimum of 3°C and an average of 13°C, peaking at 25°C. Precipitation also varies significantly; September experiences 49 mm of rain over approximately 7 days, while April is much wetter, receiving 166 mm across about 14 days. Additionally, humidity levels are slightly higher in April at 79%, compared to September's 71%. For more details, check out Valenca weather in April.
When comparing the weather in September and May, we see notable differences in both temperature and precipitation. September tends to be warmer, with average temperatures reaching 18°C (65°F) and a maximum of 29°C (84°F), while May presents cooler conditions, with an average of 16°C (60°F) and a high of 28°C (82°F). However, May experiences more rainfall, totaling 98 mm (3.9 in) over about 10 days, compared to September's 49 mm (1.9 in) over 7 days. Additionally, May has higher humidity levels at 78% compared to September's 71%. For more details on May's weather, you can visit Valenca weather in May.
When comparing the weather in September and June, we see some interesting similarities and differences. September boasts slightly warmer average temperatures, ranging from a minimum of 10°C (50°F) to a maximum of 29°C (84°F), while June's temperatures range from a minimum of 9°C (48°F) to a maximum of 27°C (81°F). Both months share a similar humidity level of 71%, which can make the air feel quite muggy. However, September features less precipitation, with 49 mm (1.9 in) falling over about 7 days, compared to June's 62 mm (2.4 in) over 8 days. For those looking to explore Valenca's weather specifically during June, more details can be found here: Valenca weather in June.
In comparing the weather of September and July, we can see some notable differences. Both months experience a similar range in maximum temperatures, peaking at around 29°C (84°F) and 29°C (85°F) respectively. However, September tends to be slightly cooler overall, with an average temperature of 18°C (65°F) compared to July's 19°C (67°F). Additionally, September sees a higher amount of precipitation at 49 mm (1.9 in) over 7 days, while July has milder rainfall of only 22 mm (0.9 in) across 5 days. The humidity is also higher in September at 71%, compared to July's 63%. For more detailed insights, you can visit Valenca weather in July.
When comparing the weather in September to August, we can see some notable differences. September experiences slightly cooler temperatures, with a minimum of 10°C (50°F) compared to August's minimum of 12°C (54°F). The average temperature in September is 18°C (65°F), which is just a degree lower than August's average of 19°C (67°F). However, September has a maximum temperature of 29°C (84°F), slightly cooler than August's peak of 31°C (87°F).
Precipitation also varies between the two months; September sees more rainfall with 49 mm (1.9 in) across 7 days, while August has lighter rain, totaling 27 mm (1.0 in) over just 4 days. Humidity levels in September are higher at 71%, compared to 64% in August, indicating a more humid atmosphere as summer transitions into fall. For a closer look at the August weather, you can check Valenca weather in August.
September typically enjoys milder temperatures with a minimum of 10°C (50°F) and an average of 18°C (65°F), peaking at a comfortable 29°C (84°F). In contrast, October sees cooler minimum temperatures of 5°C (42°F) and a slight drop in average temperature to 16°C (60°F), although the maximum remains fairly high at 28°C (82°F).
Precipitation levels also rise significantly in October, totaling 144 mm (5.7 in) over 12 days, compared to September's 49 mm (1.9 in) over just 7 days. Additionally, the humidity increases from 71% in September to 79% in October, making the latter month feel more damp. For more detailed weather insights specific to October, you can check Valenca weather in October.
In September, the weather is noticeably warmer, with average temperatures reaching around 18°C (65°F) and maximums peaking at 29°C (84°F). The month sees a moderate amount of precipitation at 49 mm (1.9 in) over approximately 7 days, coupled with a humidity level of 71%. In contrast, November brings cooler temperatures, with an average of just 12°C (54°F) and maximums hitting 20°C (68°F). The month is much wetter, experiencing 208 mm (8.2 in) of rainfall over 15 days, and higher humidity at 86%. For more details about November weather, you can check Valenca weather in November.
September and December showcase a notable contrast in weather patterns. In September, temperatures range from a mild 10°C (50°F) at night to a warm 29°C (84°F) during the day, accompanied by relatively low precipitation of 49 mm (1.9 in) over about 7 days. The humidity sits at a comfortable 71%, making for pleasant late summer conditions. In contrast, December experiences cooler temperatures, with lows of 3°C (37°F) and highs reaching only 18°C (65°F), while precipitation dramatically increases to 243 mm (9.6 in) spread across 17 days. The humidity also rises to 87%, contributing to a damp and chilly atmosphere. For more details on December weather, you can check Valenca weather in December.
As summer gently fades, September in Valenca ushers in a pleasant shift in weather, characterized by moderate temperatures and increased humidity. The warmth, peaking at a comfortable 29°C, offers a lovely respite, contrasting with the sweltering heat of July and August. Rainfall begins to make its presence felt, with seven rainy days contributing to the vibrant hues of autumn. This transitional month is perfect for exploring the scenic landscapes, as the average temperature of 18°C creates an inviting atmosphere for outdoor adventures. For a deeper understanding of what to expect throughout the year in this charming locale, be sure to check out Valenca Climate.