August Weather in Santiago de Compostela, Spain

Last updated: February 6, 2025

Experience the delightful August weather in Santiago de Compostela, Spain, where temperatures reach a maximum of 33°C (91°F), providing warm, sun-soaked days perfect for exploration. With an average temperature of 18°C (65°F), evenings invite a gentle coolness, while nighttime lows dip to a refreshing 10°C (50°F). Although the month sees around 36 mm (1.4 in) of precipitation over approximately 7 days, the city's lush landscapes thrive under a humidity level of 78%, creating a vibrant and inviting atmosphere for visitors. Embrace the unique blend of warmth and moisture that defines this enchanting destination!

August Temperature in Santiago de Compostela

In August, Santiago de Compostela basks in warmer temperatures, offering a delightful respite from the cooler months. The minimum temperature rises to 10°C (50°F), while daily highs can peak at a sizzling 33°C (91°F), making it the warmest month of the year. With an average temperature of 18°C (65°F), August invites both locals and tourists to enjoy the outdoors, explore the historic streets, and participate in vibrant summer festivals. This month marks a transitional phase as summer prepares to give way to autumn, yet it retains a lively atmosphere, with consistent warmth that encourages linger-longer adventures under the Spanish sun.

August Weather in Santiago de Compostela: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Santiago de Compostela, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec464950535861656563585149
Data source: Temperature data for Santiago de Compostela 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.

August Precipitation in Santiago de Compostela

August in Santiago de Compostela sees a modest increase in precipitation compared to the dry summer months of June and July, with 36 mm (1.4 in) of rainfall spread over seven days. This is a slight uptick from July's 32 mm (1.3 in), illustrating a seasonal transition as the city gradually shifts toward the wetter months ahead. The summer dryness makes way for the onset of autumn, where precipitation levels begin to rise sharply. While August remains relatively mild, it's clear that the city is on the cusp of its rainier season, as evidenced by the significant increase in rainfall that typically follows in September and October.

August Precipitation Trends in Santiago de Compostela

The chart displays monthly precipitation patterns in Santiago de Compostela, with values for each month alongside August's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec971241361128073323655105150169
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Santiago de Compostela

In August, Santiago de Compostela experiences a notable drop in humidity, settling at 78%, which is the lowest point of the year. This decline marks the transition from the lush, damp conditions typical in the earlier summer months, where humidity hovered around 82-83%. As the city moves into September, humidity slightly rebounds to 79%, but the overall trend from summer to early autumn showcases a shift towards drier air. This pattern highlights how the Galician climate, while generally humid throughout the year, offers a brief respite in August, making it an appealing time for outdoor activities and exploring the vibrant surroundings.

August Average Humidity in Santiago de Compostela

This chart illustrates the average monthly humidity levels in Santiago de Compostela, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec85%83%82%83%83%83%82%78%79%82%84%85%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Santiago de Compostela

Throughout the summer months in Santiago de Compostela, the UV Index remains notably high, with August maintaining a level of 9, placing it firmly in the very high exposure category. This trend follows June's peak at 10 and May's sustained rate at 9, indicating that protective measures are essential for outdoor activities. With a consistent burn time of just 15 minutes during these months, it's crucial for residents and visitors to be mindful of sun exposure. As the summer transitions to autumn, the UV Index gradually decreases, dropping to 7 in September and further to 6 in October, offering a reprieve from the intense summer sun. For more detailed insights into UV levels throughout the year, visit Santiago de Compostela UV Index.

Maximum UV Index Levels in Santiago de Compostela for August

The chart shows the monthly maximum UV Index (UVI) for Santiago de Compostela in August, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2468910997632
Data source: Santiago de Compostela August 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.

August Sunshine in Santiago de Compostela

As August arrives in Santiago de Compostela, the warmth of summer lingers with 385 hours of sunshine, providing a delightful backdrop for exploration. Following a peak in July with 414 hours, the sun begins to gently retreat, yet August still outshines many months that precede it, including June and May with 391 and 394 hours, respectively. This gradual decline hinting at the onset of autumn contrasts beautifully with the long, sunlit days enjoyed earlier in the season. As September draws near, the light wanes further to 339 hours, signaling a transition as the vibrant festivities of summer gracefully yield to the rich hues of fall. This interplay of sunlight and seasons encapsulates the essence of Santiago's climate, inviting visitors to relish the final summer reflections before the chill sets in.

Monthly Sunshine Duration in Santiago de Compostela: August Highlighted

The August sunshine duration represents the total number of hours Santiago de Compostela experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec171h234h303h342h394h391h414h385h339h298h229h202h
Data source: Santiago de Compostela August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Santiago de Compostela During August

In August, Santiago de Compostela experiences a notable uptick in sunny weather, with the likelihood of sunshine reaching 48%. This marks an improvement compared to the earlier summer months, where chances hovered around the low 40s. The trend in the months leading up to August shows a gradual increase in sunshine probability, peaking in mid-summer before slightly receding in September. This seasonal shift not only enhances the vibrancy of the city's landmarks and natural beauty but also offers ample opportunities for outdoor activities. As residents and visitors embrace these sunnier days, August emerges as a prime time to enjoy everything Santiago has to offer under the warm sun.

Percentage of Sunny Days in August in Santiago de Compostela

The chart illustrates the percentage of sunny days in Santiago de Compostela throughout the year, with August 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 Santiago de Compostela experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec32%19%54%38%34%43%41%48%32%37%47%33%
Data source: Santiago de Compostela August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Santiago de Compostela in August

As summer transitions to autumn in Santiago de Compostela, August offers a delightful blend of warmth and daylight, with approximately 13 hours of sun each day. This month marks a subtle dip from the peak daylight of June, reflecting the gradual shift in season. Following the increasing daylight seen from January through June, August retains a generous amount of light, encouraging outdoor activities and cultural festivities. As the days shorten in September, the transition becomes more pronounced, leading into the cozy months of autumn. This ebb and flow of daylight not only shapes daily life but also enriches the city’s vibrant atmosphere, making August a particularly enchanting time to explore.

Average Daylight Hours in Santiago de Compostela for August

The chart illustrates the variation in daylight duration in Santiago de Compostela throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 24m10h 31m11h 57m13h 25m14h 39m15h 17m14h 57m13h 51m12h 26m10h 59m9h 42m9h 3m
Data source: Santiago de Compostela daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Santiago de Compostela

In August, the wind in Santiago de Compostela becomes noticeably gentler, with an average speed of 3.1 m/s (7 mph), marking a decline from the summer peak experienced in July. This trend of decreasing wind speeds continues into September, where it dips even lower to 2.9 m/s (7 mph). The milder breezes of late summer create a warm and inviting atmosphere, perfect for enjoying the historic city's vibrant outdoor spaces. Interestingly, as autumn approaches, wind speeds gradually rise again in October, suggesting a seasonal shift that fosters the enchanting charm of this region throughout the year. Overall, the pattern highlights Santiago's transitional wind dynamics, offering a uniquely calm August that contrasts with the stronger gusts of winter.

Average August Wind Speed in Santiago de Compostela

The chart displays monthly wind speed patterns in Santiago de Compostela, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.35.43.63.23.93.83.33.1 m/s2.93.33.74.3
Data source: Santiago de Compostela August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Santiago de Compostela Compares to Other Months

The weather in Santiago de Compostela changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Santiago de Compostela and find detailed weather information for every month.

August and January in Santiago de Compostela present a striking contrast in weather. August typically enjoys warmer temperatures, with averages around 18°C (65°F) and maximums reaching up to 33°C (91°F), alongside relatively low precipitation of 36 mm (1.4 in) over about 7 days. In contrast, January experiences colder conditions with minimum temperatures plummeting to -3°C (28°F) and an average of 8°C (47°F), as well as significantly higher precipitation at 97 mm (3.8 in) over approximately 11 days. The humidity is notably high in both months, with August at 78% and January at 84%, contributing to the lush landscape typical of the region. For more details on January weather, visit Santiago de Compostela weather in January.

In August, the weather in Santiago de Compostela is characterized by warm temperatures, with a minimum of 10°C (50°F) and a maximum of 33°C (91°F), averaging around 18°C (65°F). The month sees relatively low precipitation levels, with about 36 mm (1.4 in) over 7 days and a humidity level of 78%. In contrast, February presents a cooler climate, with temperatures ranging from a minimum of -1°C (31°F) to a maximum of 22°C (71°F), averaging at 10°C (50°F). February experiences significantly higher precipitation, totaling 124 mm (4.9 in) over 13 days, along with a slightly higher humidity level of 83%. For more details on the February weather in the area, visit Santiago de Compostela weather in February.

In comparing the weather of August and March in Santiago de Compostela, August showcases a warmer climate with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 33°C (91°F), averaging around 18°C (65°F). It experiences relatively low precipitation, with about 36 mm (1.4 in) over 7 days, and a humidity level of 78%. In contrast, March presents much cooler conditions, with lows of -1°C (30°F) and highs reaching 24°C (75°F), averaging at 10°C (50°F). This month sees significantly more rainfall, accumulating 136 mm (5.4 in) over 14 days, along with slightly higher humidity at 82%. For more detailed insights, you can explore Santiago de Compostela weather in March.

When comparing the weather in August and April, significant differences become apparent. August boasts warmer temperatures, with a minimum of 10°C (50°F) and a maximum of 33°C (91°F), while April starts much cooler, ranging from 1°C (34°F) to a maximum of 26°C (79°F). Precipitation also varies considerably; April experiences a wetter climate with 112 mm (4.4 in) over 14 days, compared to August's drier conditions with only 36 mm (1.4 in) over 7 days. Additionally, humidity levels are slightly higher in April at 83%, compared to 78% in August. For more details about the April weather specifics, you can visit Santiago de Compostela weather in April.

When comparing the weather in August and May, we see notable differences in temperature and precipitation patterns. August experiences a wider temperature range, with minimums of 10°C (50°F) and maximums reaching up to 33°C (91°F), resulting in a warm average of 18°C (65°F). In contrast, May has cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 30°C (86°F), leading to a lower average of 14°C (58°F). Precipitation levels also vary, with May receiving significantly more rain at 80 mm (3.2 in) over 11 days compared to August's 36 mm (1.4 in) over just 7 days. Humidity levels are relatively high in both months, with May at 83% and August at 78%. For more detailed insights, you can check out Santiago de Compostela weather in May.

The weather in August generally tends to be warmer than in June, with August experiencing a minimum temperature of 10°C (50°F) and an average temperature of 18°C (65°F), compared to June's minimum of 5°C (42°F) and an average of 16°C (61°F). While both months can get quite warm, August boasts a higher maximum temperature of 33°C (91°F) versus June's 31°C (88°F). However, June sees more precipitation, with 73 mm (2.9 in) falling over 12 days compared to August's 36 mm (1.4 in) spread across 7 days. Additionally, humidity remains slightly higher in June at 83%, compared to 78% in August. For a more detailed look, you can check out Santiago de Compostela weather in June.

In comparing the weather of August and July, both months exhibit similar average temperatures, with August experiencing a slightly higher maximum of 33°C (91°F) compared to July's 32°C (89°F). The minimum temperatures also show a slight increase, as August starts at 10°C (50°F) against July's 8°C (47°F). Precipitation levels are quite comparable, with August receiving 36 mm (1.4 in) over 7 days, while July had 32 mm (1.3 in) over 6 days. Humidity is marginally lower in August at 78% compared to July's 82%. Overall, August tends to be a warmer and very slightly wetter month. For more detailed insights, you can check Santiago de Compostela weather in July.

August and September display a notable shift in weather patterns. In August, temperatures range from a minimum of 10°C (50°F) to a maximum of 33°C (91°F), averaging around 18°C (65°F). The month sees relatively low precipitation at 36 mm (1.4 in) across 7 days, with humidity averaging 78%. In contrast, September experiences a slight drop in temperatures, with a minimum of 7°C (45°F) and a maximum of 32°C (90°F), resulting in an average of 17°C (63°F). Precipitation increases to 55 mm (2.2 in) over 10 days, with humidity maintaining a similar level at 79%. For more detailed weather information, explore Santiago de Compostela weather in September.

In August, the weather tends to be warm with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 33°C (91°F), averaging around 18°C (65°F). Precipitation is relatively low at 36 mm (1.4 in) over about seven days, and humidity hovers around 78%. In contrast, October brings cooler conditions, with temperatures dropping to a minimum of 4°C (39°F) and averaging 14°C (58°F), while the maximum reaches 30°C (86°F). During this month, rainfall increases significantly to 105 mm (4.1 in) spread across approximately 12 days, accompanied by slightly higher humidity at 82%. For more detailed information, check out the Santiago de Compostela weather in October.

August and November present striking contrasts in weather conditions. In August, temperatures range from a mild 10°C (50°F) at night to a warm 33°C (91°F) during the day, with an average of 18°C (65°F). The month experiences relatively low precipitation of 36 mm (1.4 in) over about 7 days, coupled with a humidity level of 78%. In contrast, November brings noticeably cooler temperatures, with a minimum of 1°C (33°F), an average of 11°C (52°F), and a maximum of 20°C (68°F). This month sees a significant increase in rainfall, totaling 150 mm (5.9 in) across 16 days, and a higher humidity of 84%. For more details on the specific weather conditions during this time, you can visit Santiago de Compostela weather in November.

In August, the weather in Santiago de Compostela is warm and humid, with average temperatures ranging from a minimum of 10°C (50°F) to a maximum of 33°C (91°F). The month sees relatively low precipitation at 36 mm (1.4 in) over about 7 days. In contrast, December experiences much colder temperatures, with a minimum of -1°C (31°F) and a maximum of 17°C (63°F), and a significant increase in rainfall totaling 169 mm (6.7 in) over 17 days. This change also brings higher humidity levels, reaching 85%. For more detailed insights on December's weather, you can check Santiago de Compostela weather in December.

Compare Santiago de Compostela's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Santiago de Compostela

August in Santiago de Compostela brings a delightful mix of warm days and cool nights, distinguishing it from the typically milder months of spring and early summer. With a maximum temperature reaching around 33°C, visitors can enjoy the sun, but the humidity at 78% adds a tropical flair that many find invigorating. Compared to the wetter months, August sees less precipitation, with only a handful of rainy days, making it an excellent time for outdoor adventures. For those eager to explore the unique climate and beautiful scenery, August offers the perfect balance of warmth and comfort. To learn more about what to expect throughout the year, check out the detailed information on Santiago de Compostela Climate.