San Antonio Monthly Rainfall & Precipitation
This page shows both the average monthly rainfall and the number of rainy days in San Antonio, Balearic Islands, Spain. The numbers reflect climate data gathered over a 30-year period, from 1990 to 2020. Now, let's break down all the details for a clearer picture.
San Antonio's climate is marked by below-average rainfall, accumulating 350 mm (14 in) of precipitation yearly. The distribution includes a distinct dry season during certain months as shown in the precipitation charts below.
Monthly Rainfall & Rainy Days
Monthly Precipitation Levels
The average number of days each month with precipitation (> 0.2 mm (0.01 in))
San Antonio can be quite wet during November, receiving approximately 51 mm (2 in) of precipitation over 11 rainy days.
In contrast July, experiences much drier conditions, with 3.3 mm (0.1 in) of rainfall, spread across 3 rainy days.
November, the wettest month, has a maximum daytime temperature of 20°C (68°F). The city receives 159 hours of sunshine in this period. During the driest month July you can expect a temperature of 30°C (86°F). For more detailed insights into the city's temperatures, visit our San Antonio Temperature page.
Daily Historical Precipitation
Average daily rainfall for each day of the month based on long-term records. 50-year average (1976-2025)
Average precipitation in August
Explore San Antonio's Historical Precipitation: 1976-2026
Browse day-by-day precipitation records for San Antonio spanning 51 years. Select any month and year to see actual rainfall and snowfall recorded on each day.
Annual Rainfall in Spain: City Comparison
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.
San Antonio vs World: Rainfall Compared
San Antonio's average annual precipitation is 350 mm (14 in). Let's compare this to some popular worldwide tourist destinations:
In Lisbon, Portugal, the average annual precipitation is 774 mm (30 in), characterized by wet winters and dry summers typical of the Mediterranean climate.
Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 1000 mm (39 in) of annual rainfall, mostly in the summer.
Adelaide, Australia, enjoys 511 mm (20 in) of annual precipitation, with dry summers and wet winters.
Singapore, situated near the equator, gets 2581 mm (102 in) of rainfall annually, with no distinct dry season and consistent monthly precipitation.
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 Antonio's weather, including sunshine hours, humidity levels, and temperature data, visit our San Antonio Climate page.
San Antonio Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in San Antonio - and find the best time to visit.
San Antonio 3-Day Forecast
Temperature Rainfall Sunshine Humidity Water Temp
See the full San Antonio climate overview or explore weather in Spain.
Popular this month
Where to go in August - average daytime high across popular destinations.
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