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Weather in Santiago de Compostela for August 2026

Your guide to Santiago de Compostela weather in August - trends and predictions

    Temperatures

  • The forecast for the first days of August 2026 in Santiago de Compostela predicts a temperature of 27.4 °C, which is slightly above the historical average.

  • In general, the average temperature in Santiago de Compostela at the beginning of August is 27.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.6 °C by the end of August.

    • Rain 🌧️

  • With an average of 4 rainy days, Santiago de Compostela experiences minimal rainfall in August.

    • More

  • Is August a good time to visit Santiago de Compostela? check out the best time to travel to Santiago de Compostela page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
27
Dry days
Average rainy days
4
Rainy days
Average snowy days
0
Snow days
Average temperatures
27°/13°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
69 %
Avg humidity

Santiago de Compostela Weather August

Move between months or click on a day
July
September
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
30°
2
Fog
30°
3
Sunny
29°
4
Partly cloudy
28°
5
Fog
24°
6
Patchy rain possible
24°
7
Sunny
25°
8
Patchy rain possible
21°
9
Sunny
21°
10
Sunny
25°
11
Sunny
30°
12
Overcast
29°
13
Overcast
26°
14
Fog
28°
15
Overcast
28°
16
Sunny
30°
17
Overcast
28°
18
Moderate rain at times
27°
19
Heavy rain at times
26°
20
Patchy rain possible
26°
21
Overcast
29°
22
Overcast
32°
23
Patchy rain possible
33°
24
Sunny
26°
25
Patchy rain possible
25°
26
Fog
26°
27
Light rain shower
24°
28
Fog
24°
29
Light rain shower
20°
30
Fog
23°
31
Partly cloudy
23°

Temperatures trend during August in Santiago de Compostela

See the weather trend as well as the moving average line

August weather in Santiago de Compostela day by day

Click on a date for more information
July September
Date Weather Temperatures Rain UV More
1 Aug. Sunny
Sunny
 30° /14° 0 mm 8.3
2 Aug. Fog
Fog
 30° /14° 0 mm 8
3 Aug. Sunny
Sunny
 29° /14° 0 mm 7
4 Aug. Partly cloudy
Partly cloudy
 28° /15° 0 mm 7
5 Aug. Fog
Fog
 24° /15° 2.2 mm 6
6 Aug. Patchy rain possible
Patchy rain possible
 24° /13° 0.7 mm 6
7 Aug. Sunny
Sunny
 25° /13° 0.1 mm 6
8 Aug. Patchy rain possible
Patchy rain possible
 21° /12° 0.9 mm 5
9 Aug. Sunny
Sunny
 21° /13° 0.7 mm 6
10 Aug. Sunny
Sunny
 25° /12° 0 mm 6
11 Aug. Sunny
Sunny
 30° /15° 0.2 mm 7
12 Aug. Overcast
Overcast
 29° /15° 0.3 mm 6
13 Aug. Overcast
Overcast
 26° /13° 0.7 mm 6
14 Aug. Fog
Fog
 28° /12° 0.3 mm 6
15 Aug. Overcast
Overcast
 28° /12° 0 mm 6
16 Aug. Sunny
Sunny
 30° /13° 0.1 mm 7
17 Aug. Overcast
Overcast
 28° /13° 0.1 mm 7
18 Aug. Moderate rain at times
Moderate rain at times
 27° /14° 1.9 mm 6
19 Aug. Heavy rain at times
Heavy rain at times
 26° /14° 1.3 mm 6
20 Aug. Patchy rain possible
Patchy rain possible
 26° /13° 0.1 mm 6
21 Aug. Overcast
Overcast
 29° /14° 0 mm 6
22 Aug. Overcast
Overcast
 32° /14° 0 mm 7
23 Aug. Patchy rain possible
Patchy rain possible
 33° /15° 0.2 mm 7
24 Aug. Sunny
Sunny
 26° /13° 1 mm 6
25 Aug. Patchy rain possible
Patchy rain possible
 25° /11° 0 mm 6
26 Aug. Fog
Fog
 26° /10° 0 mm 6
27 Aug. Light rain shower
Light rain shower
 24° /11° 0.7 mm 6
28 Aug. Fog
Fog
 24° /10° 0.4 mm 5
29 Aug. Light rain shower
Light rain shower
 20° /13° 2 mm 4
30 Aug. Fog
Fog
 23° /14° 0.5 mm 5
31 Aug. Partly cloudy
Partly cloudy
 23° /13° 1.8 mm 6
Next
Important Notice
Our weather forecast for Santiago de Compostela in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Santiago de Compostela forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Santiago de Compostela weather in August vs July vs September

Compare August weather in Santiago de Compostela with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
JulyAugustSeptember
WeatherCloudy
Cloudy
Cloudy
Cloudy
Patchy rain possible
Patchy rain possible
Temperatures26°/13°27°/13°23°/11°
Rainfall30 mm14 mm108 mm
Wind12.8 km/h12.6 km/h10.9 km/h
Humidity70%69%75%
Rainy days8 days4 days10 days
Dry days23 days27 days20 days

Planning a trip to Santiago de Compostela? Discover the best time to visit

Santiago de Compostela in August - FAQ

What are the expected maximum and minimum temperatures in Santiago de Compostela during August?
Enjoy moderate daytime temperatures of up to 27° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Santiago de Compostela during August?
Expect minimal rainfall in Santiago de Compostela during August, with a total of 13.8 mm over approximately 4 days. This minimal precipitation is unlikely to significantly impact plans.

What are the typical wind conditions in Santiago de Compostela during August?
The average wind speed in Santiago de Compostela during August is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Santiago de Compostela

Explore the daily rainfall trends and prepare for Santiago de Compostelas August weather 💧
Typically, Santiago de Compostela has 4 rainy days in August with a total of 13.8 mm of rainfall.

UV exposure in Santiago de Compostela during August

Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️

What to pack to Santiago de Compostela in August?

☀️ Warm & sunny · highs around 27 °C, occasional showers

As you prepare for your trip to Santiago de Compostela in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Santiago de Compostela, during August, is comfortable and enjoyable, regardless of the weather conditions.

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Get accurate weather forecasts for Santiago de Compostela, located at latitude 42.881 and longitude -8.546. Stay updated with localized weather information tailored for Santiago de Compostela.

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