San Carlos de Bariloche Monthly Rainfall & Precipitation
This page shows both the average monthly rainfall and the number of rainy days in San Carlos de Bariloche, Nahuel Huapi National Park, Argentina. These averages rely on historical data collected over 30 years, from 1990 to 2020. Let's explore the details to provide you with a complete overview.
San Carlos de Bariloche experiences significant rain/snowfall throughout the year, averaging 1170 mm (46 in) of precipitation annually.
Monthly Precipitation Levels
The average number of days each month with precipitation (> 0.2 mm (0.01 in))
The climate in San Carlos de Bariloche shows significant variation throughout the year. Expect 205 mm (8.1 in) of precipitation during the wettest month June, distributed over 14 snowy/rainy days.
In contrast, January offers drier and sunnier days, with around 37 mm (1.5 in) of rainfall over 5 rainy days.
June, the wettest month, has a maximum daytime temperature of 5°C (41°F). The city receives 98 hours of sunshine in this period. During the driest month January you can expect a temperature of 21°C (70°F). For more detailed insights into the city's temperatures, visit our San Carlos de Bariloche Temperature page.
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in July
Explore San Carlos de Bariloche's Historical Precipitation: 1976-2026
Browse day-by-day precipitation records for San Carlos de Bariloche spanning 51 years. Select any month and year to see actual rainfall and snowfall recorded on each day.
Annual Rainfall in Argentina: City Comparison
The map below shows the annual precipitation across Argentina. You can also select the different months in case you are interested in a specific month.
heavy rainfall
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San Carlos de Bariloche vs World: Rainfall Compared
San Carlos de Bariloche's average annual precipitation is 1170 mm (46 in). Let's compare this to some popular worldwide tourist destinations:
In Barcelona, Spain, the average annual precipitation is 620 mm (24 in), evenly distributed across the year with no extreme wet or dry seasons.
Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 1000 mm (39 in) of annual rainfall, mostly in the summer.
In Tokyo, Japan, the average annual precipitation is 1528 mm (60 in), with significant summer rains due to typhoon season.
Bangkok, Thailand, experiences a tropical monsoon climate with 1668 mm (66 in) of annual rainfall, with the heaviest precipitation occurring during September and October.
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.
Climate change is affecting precipitation patterns worldwide, including San Carlos de Bariloche:
- 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.
- "Ginger" was the longest-lasting Atlantic tropical storm, which spun around the open ocean for 28 days in 1971.
- The world's largest snowflake was recorded in the Guinness Book of Records, at 38 cm (15 inches) wide and 20 cm (7.9 inches) thick. The snowflake fell at Fort Keogh, Montana, USA, on 28 January 1887.
- The greatest snowfall recorded was on Mt. Rainier, Washington State, USA—over 31.5 meters (103 feet) fell during the winter of 1972.
For more detailed information about San Carlos de Bariloche's weather, including sunshine hours, humidity levels, and temperature data, visit our San Carlos de Bariloche Climate page.
