Last updated: February 6, 2025
In September, Santander, Spain offers a delightful blend of moderate temperatures and refreshing coastal breezes, making it an ideal time to visit. With maximum temperatures reaching 30°C (87°F) and an average of 19°C (67°F), visitors can enjoy pleasant days filled with sunshine. However, the weather can be a bit unpredictable, as precipitation totals around 99 mm (3.9 in) over 11 days, contributing to a humidity level of 77%. This mixture of warmth and occasional rain enhances the lush landscape of the region, inviting exploration and leisure under the charming Spanish skies.
September in Santander, Spain marks a delightful transition as summer begins to wane. With temperatures ranging from a mild 11°C (53°F) at night to a warm 30°C (87°F) during the day, the month offers an inviting blend of warmth and comfort. The average temperature settles around 19°C (67°F), perfect for enjoying outdoor activities and experiencing the stunning coastal scenery. Unlike the peak summer months of July and August, which consistently hover around 30°C, September brings a gradual cooling, providing a refreshing respite while still basking in pleasant sunshine. This is a wonderful time to explore the city's charm before the cooler autumn air sets in.
September in Santander, Spain marks a transition into autumn, bringing with it a notable increase in precipitation compared to the preceding summer months. With 99 mm (3.9 in) of rainfall over 11 days, September offers a refreshing shift from the drier spells of July and August, each averaging just 65 mm. This uptick in rain prepares the landscape for the lush vegetation typical of the fall season, while also hinting at the wetter months ahead, such as October and November, which can deliver as much as 117 mm (4.6 in) and 187 mm (7.4 in), respectively. As the month progresses, locals can expect a balance of lingering warmth with the embrace of seasonal showers, making September a time of rich contrasts in Santander's climatic tapestry.
September in Santander, Spain marks a subtle transition in humidity levels, with the average dropping to 77%. This decline is particularly noteworthy as it follows the summer months, where July and August display much higher humidity levels at 87% and 82%, respectively. The decrease in September suggests a shift towards drier conditions as the city eases into autumn. This pattern of fluctuating humidity illustrates Santander's maritime climate, where the warm, humid summer gives way to a more temperate fall, setting the tone for the impending changes in weather as the year progresses. Overall, September's humidity provides a refreshing respite, establishing a more comfortable environment for residents and visitors alike.
As summer fades into early autumn, September in Santander, Spain continues to offer a high UV Index of 7, signaling a notable trend of consistent sun exposure. This month, the burn time extends to 25 minutes, allowing for more outdoor activities while still demanding caution under the sun. Following the peak of the very high UV levels in July and August, September presents a slight decrease, yet it remains crucial for residents and visitors alike to take protective measures. With the UV Index set to moderate in October, now is the perfect time to enjoy the lingering warmth of early fall while being mindful of the UV rays. For more detailed information on UV levels throughout the year, visit Santander UV Index.
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September in Santander, Spain, ushers in a delightful transition as summer wanes, offering 335 hours of sunshine. This marks a gentle dip from the peak of 407 hours experienced in July, yet it maintains a warm glow far richer than the winter months. As the sunlight begins to fade, September’s brightness remains robust compared to earlier months like January, which sees a mere 179 hours. The trend shows a steady accumulation of sunlight throughout spring and summer, reaching its zenith in the heart of summer, before gradually descending into the milder tones of autumn. This captivating shift ensures that September still feels vibrant, enticing visitors to bask in its remaining warmth before the chill of October's 295 hours sets in.
In September, Santander, Spain, enjoys a 31% chance of sunny weather, making it a delightful time for those seeking a pleasant climate before the onset of autumn. This share aligns with the spring months of May and June but falls short of the more promising sunny days seen in the peak summer months of July and August, which both boast a 39% likelihood of sun. As summer winds down, the moderate chance of sunshine in September suggests a more stable transition into fall, but with a hint of lingering warmth, providing an ideal backdrop for outdoor activities. Overall, while September may not guarantee abundant sunshine, its weather is still significantly brighter compared to many other months, setting the stage for enjoyable late-summer adventures.
As summer fades into autumn, September in Santander, Spain, brings a delightful transition with 12 hours of daylight. After basking in the lengthy 15-hour days of June and July, the daylight starts to wane slightly, signaling the gradual approach of fall. The month captures a sweet spot, as the warmth of lingering summer blends with the crispness of early autumn. Following September, daylight continues to diminish, dropping to 10 hours in October and further to 9 hours by November, reminding us of the cyclical nature of the seasons. This shift in daylight not only influences outdoor activities but also creates a beautiful backdrop of changing leaves and the cozy atmosphere characteristic of this time of year.
As September rolls into Santander, the winds whisper at a gentle 3.0 m/s (7 mph), mirroring the calm that often accompanies the transition from summer to autumn. This month, characterized by a drop in average wind speed, continues a trend observed throughout the warmer months, where July and August also experienced softer breezes. The cooling air hints at impending changes as the region prepares for the more brisk winds of autumn and winter. Notably, September’s steady winds are less boisterous compared to early spring, where winds reached a slightly more active 3.4 m/s (8 mph) in March and May. As the cooler season approaches, the soft September winds invite residents and visitors alike to enjoy the serene ambiance of this beautiful coastal town.
The weather in Santander 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 Santander and find detailed weather information for every month.
September and January exhibit contrasting weather patterns. September typically enjoys warmer temperatures, with daily averages around 19°C (67°F) and maximums reaching up to 30°C (87°F). In contrast, January experiences much cooler conditions, averaging 9°C (49°F) with maximums only hitting 20°C (67°F). Both months see considerable precipitation, but January experiences slightly more, averaging 119 mm (4.7 in) over 14 days compared to September's 99 mm (3.9 in) over 11 days. Additionally, humidity levels are higher in January at 85%, compared to 77% in September. For a more detailed look at January weather, you can check out Santander weather in January.
September and February offer contrasting weather experiences. In September, temperatures range from a mild minimum of 11°C (53°F) to a warm maximum of 30°C (87°F), with an average temperature of 19°C (67°F). The month sees about 99 mm (3.9 in) of precipitation over 11 days and has a relative humidity of 77%. In comparison, February is much cooler, with temperatures ranging from a low of 2°C (35°F) to a high of 23°C (73°F), and an average temperature of just 11°C (52°F). Despite having a slightly higher total precipitation of 102 mm (4.0 in) over 13 days, February's humidity is also higher at 83%. For more specifics on February weather, you can visit Santander weather in February.
When comparing the weather in September and March, we observe a notable difference in temperatures and overall conditions. September boasts a warmer climate with average highs reaching 30°C (87°F) and pleasant lows of 11°C (53°F), making it ideal for outdoor activities. In contrast, March experiences cooler temperatures, with an average high of only 22°C (73°F) and a minimum of 0°C (33°F), signaling the transition from winter to spring. Both months see a similar level of precipitation, with September receiving about 99 mm (3.9 in) over 11 days, while March has slightly more at 102 mm (4.0 in) but over a longer duration of 15 days. Humidity levels are relatively high in both months, standing at 77% in September and 82% in March, contributing to a slightly muggy feel during the rainy days. For a detailed look at March weather specifically, check out Santander weather in March.
In comparing the weather of September and April, we see notable differences in temperature and precipitation patterns. September boasts warmer average temperatures, ranging from a minimum of 11°C (53°F) to a maximum of 30°C (87°F), compared to April’s cooler range of 4°C (39°F) to 24°C (76°F), with an average of 13°C (55°F). While both months experience considerable rainfall, September has slightly more precipitation at 99 mm (3.9 in) over 11 days, whereas April sees 84 mm (3.3 in) across 13 days. Additionally, September's humidity at 77% is marginally lower than April’s 81%, making September feel somewhat more comfortable despite its higher temperatures. For a closer look at April weather specifics, you can visit Santander weather in April.
September typically offers warmer weather than May, with average temperatures reaching up to 19°C (67°F) compared to May's 15°C (59°F). Interestingly, September can also spike to a maximum of 30°C (87°F), while May peaks at a more moderate 26°C (79°F). However, September experiences heavier precipitation, averaging 99 mm (3.9 in) over 11 days, in contrast to May's 83 mm (3.3 in) over 14 days. Additionally, both months have relatively high humidity levels, with September at 77% and May slightly higher at 81%. For more details, you can refer to Santander weather in May.
When comparing the weather in September and June, both months exhibit relatively mild temperatures, with September slightly warmer overall. September sees an average temperature of 19°C (67°F), with maximums reaching 30°C (87°F), while June has an average of 18°C (64°F) and maximums of 28°C (82°F). Precipitation levels are similar, with September receiving 99 mm (3.9 in) over 11 days and June slightly less at 90 mm (3.6 in) across 14 days. Humidity is marginally lower in September at 77%, compared to June's 83%. For more details on June weather in Santander, you can refer to Santander weather in June.
When comparing the weather in September and July, September tends to be slightly cooler, with average temperatures ranging from a minimum of 11°C (53°F) to a maximum of 30°C (87°F), while July sees higher minimum temperatures starting at 14°C (57°F) and averaging 20°C (68°F). Both months share similar maximum temperatures, but September experiences significantly more rainfall, receiving 99 mm (3.9 in) over 11 days compared to July's 65 mm (2.6 in) over 12 days. Additionally, September has a humidity level of 77%, which is a bit lower than July's 87%. For more detailed information on July weather, you can check Santander weather in July.
When comparing the weather in September to that of August, we observe some notable differences. September features a broader temperature range with a minimum of 11°C (53°F) and an average of 19°C (67°F), while August sees slightly warmer temperatures, with a minimum of 14°C (58°F) and an average of 21°C (69°F). Both months experience a maximum temperature around 30°C (86-87°F), indicating consistent summer warmth. However, September receives significantly more precipitation at 99 mm (3.9 in) over 11 days, compared to August’s 65 mm (2.6 in) over 10 days, reflecting a transition towards wetter conditions. Additionally, humidity remains high in both months, but is slightly lower in September at 77% compared to August’s 82%. For more detailed weather insights, you can check Santander weather in August.
September and October exhibit notable differences in weather patterns. In September, temperatures range from a mild 11°C (53°F) to a warm maximum of 30°C (87°F), with an average of 19°C (67°F). The month experiences about 99 mm (3.9 in) of precipitation over 11 days, accompanied by a humidity level of 77%. In contrast, October brings a noticeable drop in temperatures, with a minimum of 7°C (45°F) and a more moderate average of 16°C (62°F), peaking at 27°C (81°F). Additionally, October sees a slight increase in precipitation to 117 mm (4.6 in) over 12 days and a marginal rise in humidity to 80%. For more details, visit Santander weather in October.
In comparing the weather between September and November, September typically enjoys warmer temperatures, with daily averages around 19°C (67°F) and maximum highs reaching up to 30°C (87°F). The month experiences a relatively moderate level of precipitation at 99 mm (3.9 in) over 11 days, with humidity levels around 77%. In contrast, November sees a significant drop in temperature, averaging only 13°C (55°F) and peaking at 23°C (74°F). Rainfall increases considerably to 187 mm (7.4 in) over 16 days, accompanied by higher humidity levels at 83%. This shift marks a transition from the summer warmth of September to the cooler, wetter conditions typical of late autumn. For more detailed insights into November's climate, check out Santander weather in November.
In September, the weather is generally warmer with an average temperature of 19°C (67°F) and maximum highs reaching up to 30°C (87°F). The month is relatively wet, experiencing about 99 mm (3.9 in) of precipitation over 11 days, and the humidity stands at 77%.
In contrast, December brings cooler temperatures, with averages dropping to 11°C (52°F) and maximums reaching only 18°C (65°F). The precipitation is significantly higher, totaling 185 mm (7.3 in) over 18 days, and humidity also increases to 85%. This shift marks a notable transition from the warmer, more humid conditions of September to the chillier, wetter atmosphere of December. For more information about the weather in December, visit Santander weather in December.
September in Santander marks a transition from the summer heat, with pleasantly warm days and cooler nights setting the stage for autumn. While temperatures can still reach highs of 30°C, the average lingers around a comfortable 19°C, making it an ideal time for outdoor activities. However, it’s also a month characterized by increased humidity and sporadic rainfall, with about 11 days experiencing precipitation. This blend of warmth and moisture gives September a unique character, inviting visitors to enjoy the lingering summer vibe while embracing the gradually changing season. For a deeper dive into what to expect throughout the year, check out Santander Climate.