Historical Weather in Santiago, Chile
See 55+ years of weather history for any date in Santiago going back to 1970.
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Monthly Climate Averages
Historical temperature and precipitation averages for Santiago, Chile, based on 55+ years of weather data.
Temperatures shown in Celsius with Fahrenheit in parentheses. Rainfall in millimetres, snowfall in centimetres.
Santiago Weather by Month
6 of the 10 warmest Januarys on record in Santiago have come since 2011.
Santiago's hottest February day on record is a recent one: 37°C (99°F) on February 1, 2024.
March in Santiago has become 1.7°C (3.1°F) warmer on average: the 2011–2025 average against 1970–1989.
8 of the 10 warmest Aprils on record in Santiago have come since 2011.
7 of the 10 warmest Mays on record in Santiago have come since 2011.
5 of the 10 warmest Junes on record in Santiago have come since 2011.
7 of the 10 warmest Julys on record in Santiago have come since 2011.
5 of the 10 warmest Augusts on record in Santiago have come since 2010.
9 of the 10 warmest Septembers on record in Santiago have come since 2010.
Santiago's hottest October day on record is a recent one: 34°C (94°F) on October 29, 2024.
7 of the 10 warmest Novembers on record in Santiago have come since 2010.
6 of the 10 warmest Decembers on record in Santiago have come since 2010.
Source: NOAA GHCN-Daily, Arturo Merino Benitez Intl (1973–2025); Quinta Normal (2005–2025). Records through 2025.