San Martín del Castañar Rainfall & Precipitation: Monthly Averages and Year-Round Insights
This page shows the average amount of rainfall per month in San Martín del Castañar. The numbers are calculated over a 30-year period to provide a reliable average. Let's now guide you through the details for a complete overview.
Generally, San Martín del Castañar has a moderate amount of precipitation, averaging 716 mm of rain/snowfall annually.
Monthly Precipitation Levels
The average number of days each month with precipitation (> 0.2 mm)
Significant seasonal changes in precipitation occur throughout the year. During the wet season, October receives substantial rainfall, averaging 104 mm of precipitation, recorded across 12 rainy days.
In contrast, the drier season, July brings less rainfall, with 11 mm over 6 rainy days.October, the wettest month, has a maximum daytime temperature of 19°C. The city receives 197 hours of sunshine in this period. During the driest month July you can expect a temperature of 30°C. For more detailed insights into the city’s temperatures, visit our San Martín del Castañar Temperature page.
Annual Precipitation in Spain
The map below shows the annual precipitation across Spain. You can also select the different months in case you are interested in a specific month.





Amsterdam Precipitation Compared World Wide
San Martín del Castañar’s average annual precipitation is 716 mm. Let’s compare this to some popular worldwide tourist destinations:
In Lisbon, Portugal, the average annual precipitation is 774 mm, characterized by wet winters and dry summers typical of the Mediterranean climate.
In Shanghai, China, the annual average precipitation is 1347 mm, with a humid subtropical climate.
Adelaide, Australia, enjoys 511 mm of annual precipitation, with dry summers and wet winters.
Ho Chi Minh City, Vietnam, receives 1955 mm of annual rainfall, with a pronounced wet season from May to November, typical of its tropical monsoon climate.
How is Precipitation Measured?
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.
Global Warming and Precipitation
Climate change is affecting precipitation patterns worldwide, including San Martín del Castañar:
- Changing Rainfall Patterns: Global warming causes drastic changes in the patterns of rainfall. Some areas have been experiencing increased frequency and intensity of rainfall, while other areas experience longer dry spells or even droughts.
- Local Impacts: Many regions are experiencing heavier rainfall in the winter months and drier, hotter summers. This affects agriculture, water resources, and ecosystems.
For more detailed information about San Martín del Castañar’s weather, including sunshine hours, humidity levels, and temperature data, visit our San Martín del Castañar Climate page.