Climate Overview
The climate in Sanxenxo is temperate. The average annual temperature is 15°C and approximately 1556mm of precipitation falls per year. November is the wettest month, receiving around 218mm of rainfall. Sanxenxo is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, September. The coldest months are January, February, March, when temperatures can drop to 9°C.
Temperature
Sanxenxo sees moderate temperature variation throughout the year, ranging from 9°C to 22°C. July is the warmest month, though highs remain moderate at 22°C with a mean of 20°C. January is the coolest month, with minimum temperatures around 9°C and an average of 11°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows. The sharpest temperature change occurs between October and November, with a 3°C shift in average temperatures.
Precipitation
Sanxenxo is a fairly wet location, receiving approximately 1556mm of precipitation annually, which averages out to around 130mm per month. The wettest month is November, averaging 218mm of rainfall. January and December also tend to see above-average precipitation. The driest month is July, with just 14mm. That's 204mm less than November, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.
Wind
Sanxenxo is relatively calm, with an average annual wind speed of 5km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.
Seasons
93 days until Autumn
It is currently summer in Sanxenxo, which began on June 21, 2026. Sanxenxo is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 22°C, while the coldest stretch bottoms out in January near 9°C. Autumn is next, beginning on September 23, 2026 — 93 days from now.
Spring
Temperatures range from 9 to 18°C. Rainfall is heavy, totalling around 463mm across the season with a monthly average of 154mm. Winds are generally light, averaging 5km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 15 to 22°C. Rainfall is relatively light, with around 109mm over the season and a monthly average of 36mm. Winds are generally light, averaging 4km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 11 to 21°C. Rainfall is heavy, totalling around 405mm across the season with a monthly average of 135mm. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 9 to 14°C. Rainfall is heavy, totalling around 579mm across the season with a monthly average of 193mm. Winds are generally light, averaging 5km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Sanxenxo is during May, June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 51mm per month. By contrast, January can be quite cold with temperatures dropping to 9°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for Sanxenxo based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.
