Historical Weather in Mendoza, Argentina
See 55+ years of weather history for any date in Mendoza going back to 1970.
Look Up a Specific Date
Monthly Climate Averages
Historical temperature and precipitation averages for Mendoza, Argentina, based on 55+ years of weather data.
Temperatures shown in Celsius with Fahrenheit in parentheses. Rainfall in millimetres, snowfall in centimetres.
Mendoza Weather by Month
January in Mendoza has become 1.9°C (3.5°F) warmer on average: the 2011–2025 average against 1970–1989.
February 2024 was the warmest February in 41 years of records, 3.6°C (6.4°F) above the long-run average.
The March heat record, 37°C (99°F) on March 2, 1975, has stood for 50 years.
6 of the 10 warmest Aprils on record in Mendoza have come since 2011.
May 2025 was the warmest May in 52 years of records, 2.8°C (5.0°F) above the long-run average.
The coldest June reading, -6°C (22°F) on June 25, 1994, has not been matched in 31 years.
The July heat record, 33°C (91°F) on July 28, 1979, has stood for 46 years.
5 of the 10 warmest Augusts on record in Mendoza have come since 2010.
The September heat record, 36°C (97°F) on September 11, 1986, has stood for 39 years.
The coldest October reading, 0°C (33°F) on October 3, 1972, has not been matched in 53 years.
The November heat record, 41°C (105°F) on November 29, 1987, has stood for 38 years.
December in Mendoza has become 1.6°C (3.0°F) warmer on average: the 2010–2024 average against 1970–1989.
Source: NOAA GHCN-Daily, Mendoza Aero (1971–2025). Records through 2025.