Last updated: April 17, 2025
Abstract: Galicia, located in the northwest corner of Spain, exhibits a Csb climate classification according to the Köppen-Geiger system. This temperate maritime climate is characterized by mild, wet winters and warm, dry summers. Temperature variations range from a minimum of -10°C (15°F) in January to a maximum of 36°C (97°F) in August, with an annual average of approximately 13°C (56°F). The region's climatic conditions significantly influence its diverse ecosystems, agricultural practices, and socio-economic activities, making it a critical area for climate-related studies and environmental monitoring.
The temperature in Galicia, Spain, exhibits considerable seasonal variation, with typical winter months such as January recording minimums as low as -10°C (15°F) and maximums reaching 22°C (71°F). As the year progresses, February shows minimums of -4°C (24°F), while April can peak at 28°C (82°F). The spring months bring moderate temperatures, culminating in May with averages around 15°C (58°F) and maximums hitting 32°C (89°F). The summer sees the highest temperatures, especially in August, where minimums are 5°C (41°F) and maximums soar to 36°C (97°F). As autumn sets in, temperatures gradually decrease, with October minimums dropping to -1°C (31°F) and maximums still able to reach 32°C (90°F). Overall, the region experiences a cool oceanic climate with significant variations throughout the year.
Galicia, with its temperate maritime climate, showcases distinct temperature patterns across its major cities. In Santiago de Compostela, the monthly temperature in Santiago de Compostela ranges from a minimum of -3°C (28°F) in January to a maximum of 33°C (91°F) in August. Foz experiences similar trends, with a minimum temperature of 0°C (33°F) in March and a maximum of 29°C (85°F) in August, providing a mild summer climate, as detailed in the monthly temperature in Foz. Meanwhile, Vigo records a minimum of 1°C (34°F) in January and can reach up to 31°C (88°F) during the warmest month, August, as outlined in the monthly temperature in Vigo. These temperature variations across the region highlight Galicia's favorable climate for both residents and visitors.
Galicia experiences significant precipitation throughout the year, with the wettest months occurring in late autumn and winter. January begins the year with approximately 102 mm (4 in) of rain over about 10 days, while February and March see even higher totals of 134 mm (5 in) and 140 mm (5 in) of precipitation, respectively. As spring transitions to summer, April and May maintain relatively high rainfall levels at 113 mm (4 in) and 90 mm (4 in), but June marks a decrease to 71 mm (3 in). Notably, the summer months of July and August are drier, delivering only 33 mm (1 in) and 37 mm (1 in) of precipitation over roughly 6 days each.
In autumn, precipitation levels rise again, with October recording 117 mm (5 in) of rainfall over 11 days. November sees the highest monthly total of 156 mm (6 in), with rain expected on about 15 days. December follows with an even greater total of 190 mm (7 in), spanning 16 days of precipitation. This seasonal pattern contributes to Galicia's lush landscapes and diverse ecosystems, making the region renowned for its natural beauty despite the frequent rainfall.
Galicia, Spain, experiences a distinct humidity pattern throughout the year, contributing to its lush landscapes and vibrant ecosystems. Winter months show the highest humidity levels, with January and December peaking at 85%, while February closely follows at 83%. As spring arrives, humidity starts to slightly decline, stabilizing around 82% from March to May. The trend continues into summer, with July and August seeing a decrease to 80% and 76%, respectively, before slightly rising again in September. Autumn brings a return to higher humidity levels, peaking again in November at 84%. Overall, while Galicia enjoys relatively high humidity year-round, it exhibits a subtle seasonal ebb and flow, enhancing the region's unique climate and natural beauty.
Galicia experiences notable variations in sunshine duration throughout the year, with increasing hours during the spring and summer months. January begins with around 171 hours of sunshine, which gradually rises to 231 hours in February. The trend continues into March with 301 hours, and April sees a significant increase to 340 hours. May and June maintain high levels of sunshine, each offering 393 hours, providing ample daylight as the region fully embraces the spring season.
The peak sunshine duration occurs in July, with a remarkable 421 hours, before slightly declining to 390 hours in August. As autumn approaches, September experiences 339 hours of sunshine, followed by reductions in October (299 hours) and November (229 hours). December rounds out the year with 197 hours, marking a return to shorter days. This seasonal fluctuation in sunshine duration not only contributes to the region's picturesque landscapes but also impacts agricultural practices and the overall lifestyle of its residents.
The UV Index in Galicia, Spain, exhibits seasonal fluctuations, with values peaking during the summer months. In January, the UV Index is relatively low, registering at 2, which increases to 4 in February. As spring approaches, the UV Index rises significantly, reaching 6 in March, and further climbing to 9 in April. The late spring and early summer months see the highest intensity, with May and June reporting peak values of 10 and 11, respectively. This increase in UV radiation reflects the longer daylight hours and more direct sunlight characteristic of these months.
During July and August, the UV Index slightly decreases to 10 and 9, but remains high enough to warrant sun protection. As autumn sets in, the UV Index starts to decline again, falling to 8 in September and 6 in October. November sees a decrease to 4, and December returns to a low of 2. These variations in UV Index highlight the importance of sun safety measures, especially during the peak summer months when exposure to harmful ultraviolet rays is at its highest.
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In Galicia, Spain, the average daylight duration varies significantly throughout the year, reflecting the seasonal changes in sunlight. January marks the year with approximately 9 hours of daylight, which gradually increases to 10 hours in February and reaches 11 hours in March. The arrival of spring brings longer days, with April experiencing around 13 hours of daylight. This trend continues into May, where Galicia enjoys 14 hours, and June peaks at 15 hours, providing abundant light during the summer solstice.
As summer transitions into autumn, daylight duration begins to decrease. In July, the average remains at 14 hours, followed by a decline to 13 hours in August. September sees a further reduction to 12 hours, and daylight hours continue to dwindle in October to 10 hours. By November and December, daylight dips back down to 9 hours, marking the shortest days of the year. This seasonal variation in daylight duration significantly influences the region's climate, agriculture, and everyday life.
A Coruña, Spain, experiences a temperate maritime climate characterized by mild winters and warm summers. January temperatures range from 1°C to 20°C, with ample rainfall peaking at 170 mm in December. The sun shines the most in July, averaging 414 hours, while precipitation is lowest in July and August, falling to 33 mm and 38 mm respectively. The transition from cool, wet winters to warmer, drier summers makes A Coruña a pleasant destination year-round. For more detailed information, visit A Coruna climate.
Baiona, Spain, experiences a temperate maritime climate, characterized by mild temperatures and significant rainfall throughout the year. The warmest months are July and August, with average highs around 29°C (85°F), while January sees cooler averages of 9°C (49°F). Precipitation is heaviest from November to March, peaking in December at 243 mm (9.6 in), whereas summer months are relatively dry. Sunshine is abundant during the summer, reaching up to 426 hours in July, making it an attractive destination for sun seekers. For more detailed information, visit Baiona climate.
Cambados, Spain, enjoys a temperate maritime climate characterized by mild winters and warm summers. January through March sees temperatures ranging from 1°C (34°F) to 11°C (53°F), with frequent rainfall, particularly in February and March, receiving around 167 mm (6.6 in) of precipitation. As spring progresses into summer, temperatures rise, reaching peaks of 34°C (93°F) in August, while precipitation declines significantly. The sunniest months are from May to July, boasting over 400 hours of sunshine, making it an ideal time for outdoor activities. For more detailed information, visit Cambados climate.
The climate in Castro, Spain features a range of temperatures throughout the year, with January highs averaging 6°C (43°F) and rising to 35°C (95°F) in August. Winters can drop to a minimum of -5°C (23°F), while summers are generally warm and sunny, particularly from June to August, which see the most sunshine, peaking at 421 hours in July. Precipitation is highest during the winter and early spring months, particularly in December with 161 mm (6.3 in), whereas July is the driest with only 27 mm (1.1 in). This mix of mild temperatures and seasonal rainfall contributes to a diverse local landscape. For more detailed information, visit Castro climate.
Combarro, Spain, experiences a temperate maritime climate characterized by mild winters and warm summers. January temperatures range from a low of 0°C (33°F) to a high of 20°C (67°F), with a peak summer temperature in July reaching 32°C (89°F). Precipitation is highest in December at 225 mm (8.9 in) and plentiful during the winter months, while summer sees significantly less rainfall, particularly in July with only 29 mm (1.1 in). Sunshine hours peak in July with 426 hours, contributing to the area's vibrant summer seasons. For more detailed information, visit Combarro climate.
Fisterra, Spain, experiences a temperate maritime climate characterized by mild winters and warm summers. January sees average temperatures around 11°C (53°F) with significant rainfall (126 mm), while July reaches an average of 18°C (64°F) and only 27 mm of precipitation. The area receives the most sunshine from June to July, with over 400 hours of sunlight, in contrast to the gloomier, wetter months of November and December. For more detailed information, visit Fisterra climate.
Foz, Spain experiences a temperate oceanic climate, with mild winters and warm summers. January temperatures range from a chilly 1°C (34°F) to a comfortable 19°C (67°F), while July sees warmer averages of 18°C (64°F) to 28°C (82°F). The region receives the highest rainfall from November to March, with December averaging about 158 mm (6.2 in) of precipitation. Sunshine hours peak in July with 413 hours, contributing to generally pleasant summers. For more details, visit Foz climate.
Mondariz-Balneario, Spain, experiences a mild climate characterized by significant seasonal variations in temperature and precipitation. January sees temperatures ranging from -3°C to 21°C, while the warmest months of July and August can reach up to 35°C. Notably, rainfall peaks in December at 248 mm, creating a wetter winter season. Alongside the precipitation, sunshine is abundant from May to July, with over 392 hours of sunlight in June. For detailed information, visit the Mondariz-Balneario climate.
Muros, Spain, experiences a temperate climate characterized by mild winters and warm summers. Average monthly temperatures range from 10°C (50°F) in January to 19°C (67°F) in July and August, with maximum temperatures reaching up to 34°C (93°F). Precipitation is highest from October to December, peaking at 217 mm (8.5 in) in December, while summer months see significantly less rain. The area enjoys abundant sunshine, particularly in the summer, with July averaging 424 hours. For more detailed information, visit Muros climate.
The climate in O Grove, Spain, is characterized by mild winters and warm summers. January temperatures range from a minimum of 0°C (33°F) to a maximum of 20°C (67°F), while July sees warmer averages with highs up to 34°C (93°F). Precipitation levels are highest in winter, peaking at 225 mm (8.9 in) in December, and sunshine is abundant in summer, reaching up to 426 hours in July. O Grove experiences a temperate maritime climate, making it an attractive location year-round. For more detailed information, visit O Grove climate.
Oia, Spain, experiences a mild oceanic climate characterized by cool winters and warm summers. January temperatures range from 0°C to 20°C, with considerable rainfall peaking in December at 243 mm. The town enjoys the most sunshine in July, with 426 hours, while precipitation significantly decreases during the summer months. Overall, Oia's climate offers a pleasant environment, especially from late spring through early fall. For more details, visit Oia climate.
Pontevedra, Spain experiences a mild maritime climate characterized by mild winters and warm summers. January temperatures range from 0°C to 20°C, gradually rising to summer highs of up to 34°C in August. Precipitation is highest in November (189 mm) and December (225 mm), while July and August see the least, with only 29 mm and 35 mm, respectively. The city enjoys significant sunshine, peaking at 426 hours in July. For more detailed information, visit Pontevedra climate.
Portomarin, Spain, experiences a diverse climate with cold winters and warm summers. January temperatures range from -5°C to 19°C, while July sees highs of 33°C. The region receives significant rainfall, particularly in November and December, accumulating over 120 mm in each month, and enjoys ample sunshine, peaking in July with 421 hours. As the year progresses, temperatures gradually rise, with May and June providing a pleasant transition. For more detailed climate information, visit Portomarin climate.
Puente Nuevo, Spain, experiences a varied climate characterized by distinct seasonal temperature changes. Winters are cool, with January averages around 6°C (44°F) and December seeing significant rainfall at 185 mm (7.3 in). Summers are warm, peaking in July and August, where maximum temperatures reach 32-33°C (90-92°F), alongside lower precipitation levels. The sunniest months are from April to July, accumulating over 375 hours of sunshine, making it a bright destination during the warmer season. For more detailed information, visit Puente Nuevo climate.
Ribeira, Spain experiences a mild climate characterized by warm summers and cool winters. Average temperatures range from a low of -3°C (26°F) in January to a high of 35°C (95°F) in August, with a steady increase through spring and summer months. Precipitation is highest from October to March, with November receiving the most at 167 mm (6.6 in), while July and August are the driest months. The region enjoys considerable sunshine, particularly in July, with 419 hours of sun, making it a pleasant summer destination. For more details, visit Ribeira climate.
Santa Marta de Ortigueira, Spain, experiences a mild maritime climate with temperatures ranging from a minimum of 2°C (36°F) in March to a maximum of 28°C (83°F) in September. The area receives significant precipitation throughout the year, peaking in November with 138 mm (5.4 in), while July tends to be the driest month. Longest sunshine hours occur in July, totaling 417 hours, creating a pleasant summer experience. For more detailed information, visit Santa Marta de Ortigueira climate.
Santiago de Compostela, Spain experiences a temperate maritime climate characterized by mild winters and warm summers. January temperatures range from -3°C to 20°C, while July sees highs up to 32°C. The region receives the most rainfall from November to March, with January and November recording about 97 mm and 150 mm, respectively. Sunshine peaks in July with 414 hours, contributing to pleasant summer days, whereas winter months see significantly less sun. For more detailed information, visit Santiago de Compostela climate.
Sanxenxo, Spain experiences a temperate maritime climate, with mild winters and warm summers. January temperatures range from 0°C (33°F) to 20°C (67°F), while July sees highs up to 34°C (93°F). Rainfall is prevalent, particularly in the winter months, with December receiving around 225 mm (8.9 in) of precipitation. The region enjoys considerable sunshine, peaking at 426 hours in July. For detailed climate information, visit Sanxenxo climate.
The climate in Sarria, Spain, features a blend of cool winters and warm summers. January temperatures can drop to -5°C (23°F), while July and August reach highs of 33°C (91°F) and 35°C (95°F), respectively. Precipitation varies significantly throughout the year, peaking in December at 161 mm (6.3 in) and lowest in July at 27 mm (1.1 in). Sunlight is abundant, particularly in the summer months, with July enjoying the most at 421 hours. For more detailed information, visit Sarria climate.
Vigo, Spain, experiences a temperate maritime climate with mild winters and warm summers. January temperatures range from 1°C to 19°C, gradually warming to 13°C to 31°C by August. Precipitation is relatively high, peaking in December with 262 mm, while July and August are the driest months. Sunshine hours peak in July at 426 hours, providing ample bright days during the summer. For more details, visit Vigo climate.
Viveiro, Spain experiences a mild oceanic climate with warm summers and cool winters. Average temperatures range from a chilly 3°C (37°F) in January to a pleasant 32°C (90°F) in October. Rainfall is prevalent, especially during winter months, with December receiving the highest precipitation at 157 mm (6.2 in). Sunshine increases in the summer, peaking in July with 417 hours of sun. For more details, visit Viveiro climate.
In conclusion, the climate of Galicia, Spain, is characterized by its temperate maritime conditions, which include significant rainfall, varied temperature ranges, and notable fluctuations in sunshine duration and UV Index. The region experiences a mix of mild winters and warm summers, with climatic conditions that significantly affect both the natural landscape and the lifestyle of its inhabitants. The average daylight duration, along with seasonal variations in UV exposure, highlights the importance of adapting to changing environmental conditions throughout the year. Overall, Galicia's unique climatic features make it a vital area for ecological studies and an attractive destination for visitors seeking to experience its diverse ecosystems and rich cultural heritage.