San Sebastián de los Reyes Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in San Sebastián de los Reyes, Community of Madrid, Spain. These averages rely on historical data collected over 30 years, from 1990 to 2020. Now, let's explore all the details to give you a full picture.

San Sebastián de los Reyes typically sees modest rain/snowfall throughout the year, with an average annual precipitation of 472 mm (19 in). The city experiences a distinct dry season during certain months, as illustrated in the graph below.

Monthly Precipitation Levels

The average number of days each month with precipitation (> 0.2 mm (0.01 in))

Significant seasonal changes in precipitation occur throughout the year. During the wettest month, October receives substantial rainfall, averaging 65 mm (2.6 in) of precipitation, recorded across 11 rainy days.

In contrast, the driest month, July brings less rainfall, with 8 mm (0.3 in) over 5 rainy days.

October, the wettest month, has a maximum daytime temperature of 21°C (70°F). The city receives 204 hours of sunshine in this period. During the driest month July you can expect a temperature of 34°C (93°F). For more detailed insights into the city's temperatures, visit our San Sebastián de los Reyes Temperature page.

San Sebastián de los Reyes's average annual precipitation is 472 mm (19 in). Let's compare this to some popular worldwide tourist destinations:

New York City, USA, receives 1276 mm (50 in) of rainfall annually, with precipitation evenly distributed throughout the year.

Beijing, China, receives 560 mm (22 in) of annual precipitation, concentrated in the summer months.

Perth, Australia, receives 565 mm (22 in) of rainfall annually, mostly during the winter months.

Ho Chi Minh City, Vietnam, receives 1955 mm (77 in) of annual rainfall, with a pronounced wet season from May to November, typical of its tropical monsoon climate.

Precipitation amounts are measured using specific gauges installed at weather stations, collecting both rain and snow and any other type of precipitation. Rainfall is measured directly in millimeters, while that from snow and ice is obtained by melting it. Automated systems often incorporate heaters to make this easier.

Information from these stations is transmitted via Wi-Fi, satellite, GPS, or telephone connections to central monitoring networks. This information is immediately updated and integrated into weather models and forecasts.

• Mawsynram in India is noted as being the wettest place on earth, with over 11 meters (36 feet) of rain falling every year.
• In contrast, Antofagasta in Chile is among the driest places on the planet, getting less than 0.1mm (0.004 inches) per year, with some years recording virtually no rainfall.
• Nearly 1,650 thunderstorm cells are estimated over the planet at any given time.

For more detailed information about San Sebastián de los Reyes's weather, including sunshine hours, humidity levels, and temperature data, visit our San Sebastián de los Reyes Climate page.