San Sebastián de los Reyes Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit San Sebastián de los Reyes.
Climate overview of San Sebastián de los Reyes
The climate in San Sebastián de los Reyes, Community of Madrid, Spain, is marked by large temperature swings across the seasons, ranging from 34°C (93°F) in July to 11°C (52°F) in January.
The city tends toward dry conditions, with around 472 mm (19 in) of rain/snowfall per year. It does, however, have a distinct dry season from June to September, with very warm summers and cold winters. Sunshine peaks in July, when the city sees around 11.7 hours of sunshine per day.
San Sebastián de los Reyes Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in San Sebastián de los Reyes - and find the best time to visit.
Monthly Temperature in San Sebastián de los Reyes
In San Sebastián de los Reyes, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a very warm 34°C (93°F) in July to a chilly 11°C (52°F) in the coolest month, January.
Nights vary from 18°C (64°F) in July to around 1°C (34°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in San Sebastián de los Reyes
San Sebastián de los Reyes's climate is marked by below-average rain/snowfall, accumulating 472 mm (19 in) of precipitation yearly. The climate in San Sebastián de los Reyes shows significant variation throughout the year. Expect moderate rainfall in October, the wettest month, with an average of 65 mm (2.6 in) of precipitation over 11 rainy days.
In contrast, the driest month July offers drier and sunnier days, with around 8 mm (0.3 in) of rainfall over 5 rainy days. For more details, please visit our San Sebastián de los Reyes Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in San Sebastián de los Reyes
For those who appreciate different seasons, San Sebastián de los Reyes serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.7 hours of sunshine daily, and embrace the darker days in December, offering only 4.1 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in San Sebastián de los Reyes by Month
The relative humidity is high throughout the year in San Sebastián de los Reyes.
The city experiences its highest humidity in January, reaching 77%. In July, the humidity drops to its lowest level at 41%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in San Sebastián de los Reyes
The mean wind speed varies between 2 m/s (4 knots) and 3 m/s (6 knots) throughout the year. It is lowest in January, February, March, May, June, July, August, September, October, November and December and highest during April. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit San Sebastián de los Reyes
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, September and October
- Warmest weather: July and August
- Most sunshine: July and August
- Fewest rainy days: July and August
- Seasonal pattern: A distinct dry season from June to September, with very warm summers and cold winters
Frequently asked questions about the climate in San Sebastián de los Reyes
What is the best time to visit San Sebastián de los Reyes?
May, September and October typically offer the most optimal weather in San Sebastián de los Reyes. In contrast, July tends to have less optimal conditions. San Sebastián de los Reyes has a distinct dry season from June to September, with very warm summers and cold winters.
What temperatures can I expect in San Sebastián de los Reyes?
Daytime highs range from 11°C (52°F) in January to 34°C (93°F) in July. Nighttime lows range from 1°C (34°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does San Sebastián de los Reyes get?
Annual rainfall is around 472 mm (19 in). October is the wettest month with 65 mm (2.6 in), while July is the driest with 8 mm (0.3 in).
How sunny is San Sebastián de los Reyes?
San Sebastián de los Reyes receives around 2,712 hours of sunshine per year. July is the sunniest month with 350 hours, while December is the cloudiest with just 122 hours. Overall, San Sebastián de los Reyes enjoys abundant sunshine.
San Sebastián de los Reyes 3-Day Forecast
San Sebastián de los Reyes on the map
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