Last updated: February 6, 2025
In April, San Sebastian experiences a delightful mix of springtime weather, characterized by an average temperature of 12°C (54°F). Visitors can expect the mercury to peak at a comfortable 23°C (74°F), perfect for enjoying the city's scenic views. However, it’s wise to prepare for some rainy days, as the month brings approximately 108 mm (4.3 in) of precipitation over 14 days, showcasing the region's lush, vibrant landscapes. With humidity levels hovering around 81%, the air feels refreshing, making it an ideal time to explore San Sebastian's charming streets and stunning coastlines.
In April, the temperatures in San Sebastian, Spain begin to reflect the arrival of spring, ushering in a charming transition from the cooler months. With a minimum temperature of 1°C (34°F) and a comfortable average of 12°C (54°F), days start feeling warmer and more inviting. The maximum temperature reaches a pleasant 23°C (74°F), making it an ideal time for outdoor activities and exploring the city's picturesque landscapes. As the month progresses, the gradual increase in warmth hints at the summer to come, creating a delightful atmosphere for both locals and visitors to enjoy the vibrant culture and stunning scenery of this beautiful coastal city.
In April, San Sebastian experiences a notable shift in precipitation patterns, with a total of 108 mm (4.3 in) of rain spread across 14 days. This amount marks a decrease from the previous months, particularly March's 124 mm, hinting at the gradual transition into drier spring weather. The rainfall not only nurtures the region's lush landscapes but also maintains the vibrant green hues that characterize the Basque Country. As the month progresses, residents and visitors alike begin to enjoy milder conditions, setting the stage for the more temperate rains of May, which bring 120 mm of precipitation. The overall trend in April reflects a delicate balance, as the region prepares to welcome sunnier days while still embracing the revitalizing embrace of spring showers.
In April, San Sebastián experiences a humidity level of 81%, marking a gradual decline from the wetter months of winter. This slight dip from March's 82% indicates the onset of spring, as the region transitions toward drier conditions in May with only 80% humidity. Overall, April sits nestled between the high humidity of winter and the more temperate months ahead, contributing to the city's characteristic lush greenery and vibrancy as it emerges from the colder season. This trend of reducing humidity continues into the summer, creating a comfortable climate for both locals and visitors alike to enjoy the stunning landscapes and coastal beauty.
April in San Sebastian marks a notable shift in UV exposure, with the UV Index rising to 7, categorized as high. This increase from March's index of 6 highlights a trend toward more intense sunlight as the spring progresses. With a burn time of just 25 minutes, residents and visitors should take precautions to protect their skin during outdoor activities. As the months advance, the UV Index will continue to climb, peaking in the summer with scores reaching 10. For detailed insights on how to stay safe in the sun, check out the comprehensive guide at San Sebastian UV Index.
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April in San Sebastian basks in beautiful sunshine, recording an impressive 333 hours of sunlight. This marks a notable increase from the previous months, signaling the arrival of spring and the gradual lengthening of days. As winter fades, the city awakens to brighter skies, making it an ideal time for locals and visitors alike to enjoy outdoor activities. The steady climb in sunshine hours continues into May and June, peaking in July with a radiant 403 hours. This trend not only showcases the transition from the chill of winter to the warm embrace of summer but also invites exploration of the vibrant culture and stunning landscapes of this Basque gem.
In April, the likelihood of sunny weather in San Sebastián, Spain, stands at 38%, making it a somewhat promising time for sun enthusiasts, especially after the notable rise from 21% in February to 43% in March. This upward trend indicates that as spring approaches, there's a tangible shift towards brighter days, although it's still eclipsed by the sunnier month of March. Following April, the chance of sunshine takes a downturn through May and June, suggesting that visitors can enjoy a delightful spring climate before heading into the cloudier summer months. Overall, while the sun may not always be shining, the transition from winter to spring in April offers a refreshing break from the gloom.
As spring unfolds in San Sebastián, April heralds a significant increase in daylight, boasting 13 hours of sunlight—a noticeable leap from the 11 hours in March. This trend of longer days is a precursor to the vibrant summer months ahead, with May reaching 14 hours and June peaking at 15 hours. The gradual lengthening of daylight not only brightens the city's picturesque streets but also encourages outdoor activities, inviting locals and tourists alike to bask in the blossoming atmosphere. As the year progresses, daylight duration will begin to wane again in the latter months, yet for now, the city enjoys the invigorating embrace of longer, sunlit days.
As April arrives in San Sebastian, the coastal breeze begins to whisper a gentle charm, with an average wind speed of 3.5 m/s (8 mph). This slight dip from March’s 3.6 m/s (8 mph) indicates a transition into the calmer spring days ahead. While January and February boast stronger winds at 4.0 m/s (9 mph) and 4.7 m/s (10 mph) respectively, the approach of summer brings a gradual decrease, as seen in May and June, where wind speeds drop to a cozy 3.0 m/s (7 mph) and 2.9 m/s (7 mph). April's mildness sets the stage for the warmer months, inviting locals and visitors alike to revel in the stunning landscapes while basking in the soft caress of the ocean breeze.
The weather in San Sebastian changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of April's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in San Sebastian and find detailed weather information for every month.
April's weather is notably milder than January's, with average temperatures reaching 12°C (54°F) compared to January's 7°C (45°F). While January experiences colder nights with a minimum temperature of -2°C (29°F), April sees a more comfortable minimum of 1°C (34°F). Precipitation is also a key factor; January has a higher average of 147 mm (5.8 in) over 14 days, while April sees 108 mm (4.3 in) also spread across the same number of days. Despite the precipitation being relatively similar, April's average humidity is slightly lower at 81%, compared to January's 86%. For more detailed insights, check out San Sebastian weather in January.
When comparing the weather in April and February, April tends to be warmer, with average temperatures rising from February's chilly 9°C (49°F) to a more pleasant average of 12°C (54°F). While both months experience similar maximum temperatures, with February reaching 22°C (71°F) and April peaking slightly higher at 23°C (74°F), the minimum temperature in April is notably milder at 1°C (34°F) compared to February’s low of -4°C (25°F). Precipitation levels are closely matched, with February recording 130 mm (5.1 in) over 13 days and April seeing 108 mm (4.3 in) across 14 days. Humidity is slightly less in April at 81%, compared to February’s 85%, which contributes to a feel of increased comfort as spring approaches. For more detailed insights, visit San Sebastian weather in February.
In comparing the weather between March and April, we see some notable differences. April experiences a slightly warmer average temperature of 12°C (54°F) compared to March's 10°C (51°F), with maximum temperatures peaking at 23°C (74°F). However, March has a lower minimum temperature of -1°C (30°F) compared to April's minimum of 1°C (34°F). While April brings a total precipitation of 108 mm (4.3 in) over 14 days, March sees slightly more precipitation at 124 mm (4.9 in) across 17 days, reflecting a trend of wetter conditions. Both months have high humidity levels, with April at 81% and March slightly higher at 82%. For more specific information, you can check San Sebastian weather in March.
April and May both experience mild temperatures, but May typically sees slightly warmer averages. In April, temperatures range from a minimum of 1°C (34°F) to a maximum of 23°C (74°F), with an average of 12°C (54°F). In contrast, May has a broader range, with lows of 4°C (39°F) and highs reaching 27°C (80°F), resulting in a mean temperature of 14°C (58°F). Precipitation is also notable in both months, as April receives 108 mm (4.3 in) over 14 days, while May has a marginally higher total of 120 mm (4.7 in) spread across 17 days. Humidity remains consistent, hovering around 81% in April and slightly lower at 80% in May. For more details on the weather in May, visit San Sebastian weather in May.
April and June exhibit distinct weather characteristics, highlighting the transition from spring to early summer. In April, temperatures range from a chilly minimum of 1°C (34°F) to a mild average of 12°C (54°F), peaking at a pleasant maximum of 23°C (74°F). However, this month experiences notable precipitation, amounting to 108 mm (4.3 in) over 14 days, contributing to a generally humid atmosphere with 81% humidity.
In contrast, June sees a significant increase in temperature, with minimums starting at 10°C (50°F) and averaging 17°C (63°F), reaching highs of 32°C (90°F). This month also brings a bit more rain, with total precipitation at 135 mm (5.3 in) over 15 days, yet the humidity remains constant at 81%. For more specific insights about the weather in June, you can check out San Sebastian weather in June.
April and July weather in San Sebastian showcases a distinct contrast in temperatures and overall climate. In April, temperatures range from a chilly minimum of 1°C (34°F) to a pleasant maximum of 23°C (74°F), averaging around 12°C (54°F). The month is characterized by relatively high precipitation, totaling 108 mm (4.3 in) over about 14 days, and a humidity level of 81%. In contrast, July sees warmer temperatures, with a minimum of 12°C (53°F) and a maximum reaching 33°C (91°F), resulting in an average of 19°C (67°F). Rainfall decreases to 93 mm (3.7 in), also spread over 14 days, while humidity slightly drops to 80%. For further details, you can check San Sebastian weather in July.
April and August present distinct contrasts in weather. In April, temperatures range from a chilly minimum of 1°C (34°F) to a warm maximum of 23°C (74°F), with an average of 12°C (54°F). The month experiences significant precipitation, totaling 108 mm (4.3 in) over 14 days, coupled with high humidity at 81%. In contrast, August enjoys milder temperatures, with a minimum of 12°C (53°F), an average of 20°C (67°F), and a peak of 31°C (88°F). Although it sees slightly less precipitation at 95 mm (3.7 in) over 15 days, the humidity is lower at 76%. For more details on the weather conditions during August, you can visit San Sebastian weather in August.
April and September present contrasting weather patterns. April, with its average temperature of 12°C (54°F), often experiences cooler mornings, with lows dipping to just 1°C (34°F). Rainfall is more frequent during this month, with 108 mm (4.3 in) of precipitation spread over 14 days, leading to a higher humidity level of 81%. In contrast, September boasts a milder climate, where temperatures range from a minimum of 9°C (48°F) to a maximum of 29°C (85°F), averaging around 18°C (65°F). The month sees slightly less rainfall at 97 mm (3.8 in) over 12 days and a lower humidity of 75%, making it more comfortable for outdoor activities. For further details, you can check San Sebastian weather in September.
April and October present a noticeable contrast in weather patterns. In April, temperatures range from a chilly minimum of 1°C (34°F) to a more comfortable maximum of 23°C (74°F), with an average of 12°C (54°F). This month sees around 108 mm (4.3 in) of precipitation over 14 days, accompanied by a high humidity level of 81%.
Conversely, October experiences slightly milder temperatures, with a minimum of 5°C (41°F) and a maximum of 26°C (79°F), averaging 15°C (59°F). Precipitation increases to 135 mm (5.3 in) over the same 14 days, while humidity remains consistent at 81%. For more detailed information on weather conditions in October, you can refer to San Sebastian weather in October.
April and November present contrasting weather conditions, yet both are characterized by mild temperatures and considerable humidity. In April, the temperatures range from a chilly 1°C (34°F) at night to a pleasant maximum of 23°C (74°F) during the day, with an average temperature around 12°C (54°F). The month experiences about 108 mm (4.3 in) of precipitation over 14 days, with humidity levels averaging 81%.
In contrast, November sees slightly warmer nights, with a minimum temperature of 2°C (36°F) and a comparable peak of 22°C (72°F) during the warmest part of the day. However, it is notably wetter, accumulating around 190 mm (7.5 in) of rain over 18 days, and humidity rises to about 85%. This increase in precipitation and humidity makes November feel more damp compared to the relatively drier April. For those interested in the specifics of November weather in San Sebastian, you can find more information here: San Sebastian weather in November.
April and December showcase distinct contrasts in weather, reflective of their positions within the calendar year. In April, temperatures range from a minimum of 1°C (34°F) to a maximum of 23°C (74°F), with an average of 12°C (54°F). The month experiences around 108 mm (4.3 in) of precipitation over 14 days, along with a humidity level of 81%. In contrast, December sees cooler conditions, with temperatures dipping to a minimum of -1°C (31°F) and a maximum of 18°C (64°F), averaging at 9°C (49°F). This month also has increased precipitation, totaling 217 mm (8.5 in) over 17 days, and a slightly higher humidity of 87%. For a closer look at December weather specifics, check out San Sebastian weather in December.
April in San Sebastian marks a transition into spring, bringing with it a refreshing shift from the colder months. With temperatures gently rising, visitors can expect milder days, though cool evenings still remind us that winter has just loosened its grasp. The average temperature of 12°C (54°F) creates a comfortable atmosphere for outdoor activities, while the occasional 14 days of rain help nurture the lush landscape that characterizes the region. Humidity levels at 81% make the air feel brisk yet invigorating, differing notably from the drier summer months ahead. Embrace the charm of April’s unpredictable weather and discover how it paints San Sebastian in vibrant colors. For a deeper understanding of its climate nuances, check out San Sebastian Climate.