Day
12 °C
Night
5 °C
Sea
14 °C
Precipitation
194 mm
in month
Rainy days
15 days
in month
Daylight
9 hours
average
Sunshine
3 hours
average
Humidity
81 %
We make the most from 40 years of historical weather data to predict the best weather conditions.
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Situated in the picturesque northwest of Spain, Santiago de Compostela is known for its relatively moderate climate. Throughout the year, this historical city experiences variations in temperature, with daily highs ranging from approximately 12 °C (53 °F) in the chilled winter month of January, to a warm 23 °C (74 °F) at the peak of summer in August. Precipitation also varies, from a low of around 5 days of rain in the typically dry month of July, to a peak of 16 days in the rain-prone month of November. Nightly temperatures shift from a cool 5 °C (40 °F) in January to a mild 15 °C (59 °F) during July evenings.
The lowest daily temperature can be observed at an average of 12 °C (53 °F) in Santiago de Compostela, while the lowest nocturnal temperature is seen at 5 °C (40 °F). Rainfall begins its decrease with a total of 194 mm (7.65 in).
A gradual increase in daily temperature is noted, reaching 13 °C (55 °F), while a decline in rainy days starts at 15 days. Rainfall also continues its decrease, now at 155 mm (6.10 in), and the number of hours of unobscured sunshine begins to ascend, recorded at 4 hours.
The daily temperature continues its upward trend, averaging 15 °C (58 °F). Rainfall keeps on its downward trajectory, amounting to 130 mm (5.13 in), and the total of rainy days further reduces to 13 days. The duration of cloudless sunshine continues to grow, now at 5 hours, and wind speeds hit their peak with an average of 4.
Daily temperatures steadily climb, reaching an average of 16 °C (60 °F), with nighttime temperatures similarly on the rise, averaging 8 °C (47 °F). The frequency of rainy days sees a slight increase, and hours of direct sunlight continue to grow, marked at 6 hours.
Daytime temperatures are on an upward trajectory in Santiago de Compostela, and the increase in nighttime temperatures is also noticeable, averaging 11 °C (51 °F). The occurrence of rainy days begins a downward trend, registered at 12 days, and rainfall starts its decline at an average of 122 mm (4.80 in). Sunny hours continue to rise, now recorded at 6 hours.
With the tourist season about to kick off, day temperatures continue to rise, averaging 21 °C (71 °F). Night temperatures also see an increase, recorded at 14 °C (56 °F). Rainfall and the number of rainy days keep descending, noted at 67 mm (2.64 in) and 8 days, respectively.
The daytime temperature further increases, peaking at 23 °C (73 °F), and the zenith of nighttime temperatures is also observed this month. The tourist season continues in earnest. The least frequent rainy days are noticed, with their average being 5 days, and the scantiest rainfall occurs as well, with an average of 37 mm (1.44 in). The most sunlit hours also appear during this month.
The pinnacle of daily temperatures is reached in August, averaging 23 °C (74 °F), as the tourist season reaches its zenith. The rainy days begin a gradual increase, with their average being 6 days, and rainfall starts its upward shift as well. Atmospheric humidity dips to its lowest, noted at 74 %.
The commencement of a downward trend in daily temperatures is detectable, averaging 21 °C (70 °F), and the initial signs of a decrease in night temperatures can be discerned as well. The tourist season maintains its presence this month. The rainfall continues its ascendancy, now measured at 100 mm (3.93 in), and wind speeds touch their lowest point, recorded at 3.
A notable decline in daily temperatures is witnessed, now averaging 18 °C (64 °F), accompanied by a decrease in nighttime temperatures to an average of 11 °C (52 °F). The rising trend in rainy days continues, now at 13 days, and rainfall ascends in tandem with the previous month, averaging 199 mm (7.84 in). The hours of sun become fewer as well, now at 5 hours.
The descending pattern in daily temperatures continues in Santiago de Compostela, with daytime averages at 14 °C (57 °F), and nocturnal temperatures keep their downward trend as well, now at 8 °C (46 °F). The height of rainy days occurs, pegged at 16 days, and the increase in rainfall is also evident, with a total of 208 mm (8.18 in). The diminishing hours of daylight and sunlit hours persist.
Day temperatures maintain their decrease, now at 12 °C (54 °F), as do the nighttime temperatures, which descend correspondingly, recorded at 5 °C (42 °F). The rainfall reaches its zenith, now at 234 mm (9.19 in), and the minimal day length is also apparent.
In January, Santiago de Compostela typically experiences its lowest daily temperature at 12 °C (53 °F).
February sees a slight increase in the night temperature from January, averaging around 5 °C (40 °F).
March enjoys a notable increase in sunny hours, averaging 5 hours.
April witnesses a slight increase in rainy days when compared to March, with an average of 14 days.
In May, Santiago de Compostela experiences an average wind speed that is comparable to previous months, registering around 3.
June boasts an impressive average of 8 hours of sunshine per day in Santiago de Compostela.
Relative humidity in Santiago de Compostela tends to descend slightly in July, averaging around 74 %.
Indeed, August experiences the maximum average of sun hours with approximately 8 hours per day in Santiago de Compostela.
Yes, the amount of daylight begins to dwindle in September, with an average day length of around 12 hours in Santiago de Compostela.
In October, the sea temperature in Santiago de Compostela drops from the summer months, averaging 16 °C (61 °F).
Yes, the day length in Santiago de Compostela decreases noticeably from October to November, averaging 10 hours.
In December, the count of rainy days in Santiago de Compostela nears the annual high, with an average of 15 days.