Santiago Weather in May
In May, Santiago averages a high of 20°C (68°F) and a low of 6°C (43°F), based on 53 years of historical weather data from QUINTA NORMAL.
20°C
Average high
68°F
6°C
Average low
43°F
29°C
Record high
85°F · 2020
-6°C
Record low
21°F · 1996
What to Expect in Santiago in May
Typical May days in Santiago reach 20°C (68°F) during the afternoon and cool to around 6°C (43°F) overnight. On average, measurable rain falls on about 12% of days this month. Over the past 53 years, May temperatures in Santiago have ranged from a record high of 29°C (2020) down to a record low of -6°C (1996).
For a day-by-day look or other months, see the full Santiago weather history.