San José Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in San José, Mendoza Province, Argentina. This average is based on long-term data collected between 1990 and 2020. Let's explore the details to provide you with a complete overview.

San José has a relatively rain/snowy climate with high precipitation levels, averaging 1258 mm (50 in) of rain/snowfall annually.

Monthly Precipitation Levels

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

While rainfall varies throughout the year, each season offers its own charm. February brings wetter days averaging 143 mm (5.6 in) of precipitation, spread over 7 rainy days.

In contrast, July experiences a drier climate, with about 66 mm (2.6 in) of snow/rainfall spread across 3 snowy/rainy days.

February, the wettest month, has a maximum daytime temperature of 24°C (75°F). The city receives 255 hours of sunshine in this period. During the driest month July you can expect a temperature of 9°C (48°F). For more detailed insights into the city's temperatures, visit our San José Temperature page.

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.

Annual

Annual

Map not visible? Whoops sorry! Please refresh the page.

Legend

heavy rainfall

high

moderate

low

almost none

Heavy annual rainfall has been defined as more than 1000 mm (39 in) precipitation. High: 600 mm (24 in) to 1000 mm (39 in). Moderate: 250 mm (9.8 in) to 600 mm (24 in). Low: less than 250 mm (9.8 in).

San José vs World: Rainfall Compared

San José's average annual precipitation is 1258 mm (50 in). Let's compare this to some popular worldwide tourist destinations:

Boston, USA, experiences 1238 mm (49 in) of annual precipitation, including significant snowfall during the winter.

In Shanghai, China, the annual average precipitation is 1347 mm (53 in), with a humid subtropical climate.

In Brisbane, Australia, the annual precipitation is 979 mm (39 in), making it wetter than Sydney.

Kuala Lumpur, Malaysia, receives 2529 mm (100 in) of annual rainfall, characteristic of its equatorial tropical rainforest climate, with consistent rainfall throughout the year and peak months during March and November.

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.

Rainy Seasons: Many parts of the world have well-defined wet seasons where precipitation is distinctly higher. These are normally accompanied by lush vegetation and temperature patterns.

Dry Seasons: In areas where the climate is either desert or Mediterranean, the amount of precipitation is drastically reduced, leading to a shortage of water and arid conditions.

Interesting weather facts

The U.S. has a significant number of thunderstorms every year, with over 14.6 million taking place across the world annually.
Approximately 70% of lightning bolts strike land rather than oceans.
A storm named John was the longest-lasting Pacific tropical storm, continuing for 31 days. As it crossed the dateline twice, it changed status from a hurricane to a typhoon and back to a hurricane.

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

Current rainfall in San José

10-Day Forecast