Santiago de Compostela

Galicia Weather in August

Average temperatures, rainfall, sunshine and the best places to visit in Galicia, Spain in August.

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Santiago de Compostela Vigo Portonovo Sanxenxo

Planning a trip to Galicia, Spain this August? Here's what you need to know about the weather:

What to Expect in Galicia in August

Galicia, Spain is a region in Spain. August in Galicia generally has temperatures that range from pleasant to warm, with precipitation levels ranging from low to moderate. August is a summer month.

Temperatures

Based on our climate data spanning from 1990-2020, the average maximum temperature is pleasant in Muxia at 21°C (70°F) to warm in Verín at 27°C (81°F). Nighttime temperatures generally drop to 14°C (57°F) in Verín and 17°C (63°F) in Muxia. On average, August is the month with the highest temperature of the year in Galicia, Spain.

To learn more about the conditions in specific areas of Galicia, Spain, check out the map below.

Precipitation

In August, precipitation varies across different areas. From low rainfall in Verín with an average of 26 mm (1 in) to moderate rainfall in Barreiros with 68 mm (2.7 in).

Average sunshine

Sunshine is generally plentiful throughout many areas. Santiago de Compostela enjoys about 236 hours of sunlight, ideal for those seeking sunny weather.

Explore Galicia by month

Pick a month to see the average temperature, rainfall and sunshine in Galicia — and find the best time to visit. (based on Santiago de Compostela)

January13°C (55°F) February14°C (57°F) March16°C (61°F) April17°C (63°F) May19°C (66°F) June22°C (72°F) This monthJuly24°C (75°F) August25°C (77°F) September23°C (73°F) October19°C (66°F) November15°C (59°F) December14°C (57°F)
Best Time to Visit Galicia →

Best Places to Visit in Galicia in August

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Galicia.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Galicia

What is the weather like in August for some of the most popular destinations in Galicia, Spain?

Temperature range in Galicia (August)

Precipitation variation in Galicia (August)

Santiago de Compostela

In August Santiago de Compostela generally has high temperatures with maximum daytime temperatures around 25°C (77°F), minimum nighttime temperatures around 15°C (59°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« July
August
September »
July
August
September
Max temperature
24°C (75°F)
25°C (77°F)
23°C (73°F)
Min temperature
14°C (57°F)
15°C (59°F)
13°C (55°F)
Monthly sun hours
245 hours
236 hours
186 hours
Monthly rainfall
37 mm (1.5 in)
50 mm (2 in)
82 mm (3.2 in)
Monthly rainy days
9 days
9 days
12 days
Weather conditions
perfect
perfect
perfect
Climate in Santiago de Compostela →

Vigo

In August Vigo generally has high temperatures with maximum daytime temperatures around 24°C (75°F), minimum nighttime temperatures around 16°C (61°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« July
August
September »
July
August
September
Max temperature
24°C (75°F)
24°C (75°F)
23°C (73°F)
Min temperature
16°C (61°F)
16°C (61°F)
14°C (57°F)
Monthly sun hours
312 hours
297 hours
230 hours
Monthly rainfall
39 mm (1.5 in)
52 mm (2 in)
96 mm (3.8 in)
Monthly rainy days
8 days
8 days
12 days
Weather conditions
perfect
perfect
perfect
Climate in Vigo →

Portonovo

In August Portonovo generally has high temperatures with maximum daytime temperatures around 24°C (75°F), minimum nighttime temperatures around 16°C (61°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« July
August
September »
July
August
September
Max temperature
24°C (75°F)
24°C (75°F)
22°C (72°F)
Min temperature
16°C (61°F)
16°C (61°F)
15°C (59°F)
Monthly sun hours
312 hours
297 hours
230 hours
Monthly rainfall
37 mm (1.5 in)
51 mm (2 in)
91 mm (3.6 in)
Monthly rainy days
8 days
8 days
12 days
Weather conditions
perfect
perfect
perfect
Climate in Portonovo →

Sanxenxo

In August Sanxenxo generally has high temperatures with maximum daytime temperatures around 24°C (75°F), minimum nighttime temperatures around 16°C (61°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« July
August
September »
July
August
September
Max temperature
24°C (75°F)
24°C (75°F)
22°C (72°F)
Min temperature
16°C (61°F)
16°C (61°F)
15°C (59°F)
Monthly sun hours
312 hours
297 hours
230 hours
Monthly rainfall
37 mm (1.5 in)
51 mm (2 in)
91 mm (3.6 in)
Monthly rainy days
8 days
8 days
12 days
Weather conditions
perfect
perfect
perfect
Climate in Sanxenxo →

Sarria

In August Sarria generally has high temperatures with maximum daytime temperatures around 25°C (77°F), minimum nighttime temperatures around 14°C (57°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« July
August
September »
July
August
September
Max temperature
25°C (77°F)
25°C (77°F)
23°C (73°F)
Min temperature
13°C (55°F)
14°C (57°F)
12°C (54°F)
Monthly rainfall
35 mm (1.4 in)
42 mm (1.7 in)
69 mm (2.7 in)
Monthly rainy days
9 days
8 days
12 days
Weather conditions
perfect
perfect
perfect
Climate in Sarria →

Is your destination not in the list? Have a look at all destinations in Galicia, in Spain.

In our records: Spain August extremes

Notable August records observed across cities in Spain in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the warmest August day in Spain reached 47°C (117°F) in Seville on August 1, 2003.

Popular cities in August

Day & night temperatures, rainfall and average weather in Galicia in August.

City Weather Day temp Night temp Rainfall
Santiago de Compostela 25°C (77°F) 15°C (59°F) 50 mm (2 in)
Vigo 24°C (75°F) 16°C (61°F) 52 mm (2 in)
Portonovo 24°C (75°F) 16°C (61°F) 51 mm (2 in)
Sanxenxo 24°C (75°F) 16°C (61°F) 51 mm (2 in)
Sarria 25°C (77°F) 14°C (57°F) 42 mm (1.7 in)
A Lanzada 24°C (75°F) 17°C (63°F) 49 mm (1.9 in)

Galicia weather in August: frequently asked questions

What is the weather like in Galicia, Spain in August?

Expect perfect weather across Galicia, Spain in August. The popular destination of Santiago de Compostela averages 25°C (77°F) by day and 15°C (59°F) at night during this summer month.

What is the average temperature in Galicia, Spain in August?

Average temperatures in Galicia, Spain during August range from a nighttime low near 15°C (59°F) to a daytime high around 25°C (77°F) in Santiago de Compostela.

Does Galicia, Spain get a lot of rain in August?

August is on the drier side in Galicia, Spain. Santiago de Compostela averages only about 50 mm (2 in), with most days staying dry.

Is August a Good Time to Visit Galicia, Spain?

We believe that August is one of the best times to visit Galicia, Spain with overall perfect weather in Santiago de Compostela.

On average, the best time to visit Galicia, Spain is in June, July, August and September with generally perfect weather in Santiago de Compostela. In contrast, January tends to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Galicia.

Weather and climate has detailed information for every country in the world. Are you going to Spain? Get detailed historical weather averages for many cities in Spain.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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