Santiago Weather in August
Average highs run from 15°C on August 1 to 16°C on August 31, and lows from 2°C to 3°C. Normal precipitation for the month is 9 mm over about 3 wet days.
August day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
August at a glance
- Average high
- 15°C
- Average low
- 3°C
- Precipitation
- 9 mm
- Record high
- 26°CAug 3, 2014
- Record low
- -6°CAug 2, 1975
- Daylight
- 11 h 31 min to 11 h 50 min
- Cloud cover
- 49%
- Humidity
- 72%
- Dew point
- 2°C
- Wind
- 9.7 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Aug 1 | 15°C | 2°C | 24°C 2022 | -5°C 1974 | 4% |
| Aug 2 | 15°C | 2°C | 24°C 2005 | -6°C 1975 | 4% |
| Aug 3 | 15°C | 2°C | 26°C 2014 | -5°C 1975 | 4% |
| Aug 4 | 15°C | 2°C | 24°C 2002 | -4°C 1980 | 5% |
| Aug 5 | 15°C | 2°C | 24°C 2017 | -4°C 2019 | 5% |
| Aug 6 | 15°C | 2°C | 24°C 2016 | -4°C 1993 | 6% |
| Aug 7 | 16°C | 2°C | 25°C 2015 | -4°C 1993 | 5% |
| Aug 8 | 15°C | 2°C | 24°C 2015 | -3°C 1978 | 5% |
| Aug 9 | 15°C | 2°C | 24°C 2010 | -2°C 1981 | 6% |
| Aug 10 | 15°C | 2°C | 24°C 2021 | -2°C 2012 | 6% |
| Aug 11 | 15°C | 2°C | 23°C 1983 | -2°C 2012 | 7% |
| Aug 12 | 15°C | 2°C | 25°C 1995 | -2°C 1990 | 7% |
| Aug 13 | 15°C | 2°C | 24°C 2008 | -3°C 1985 | 8% |
| Aug 14 | 15°C | 2°C | 24°C 2007 | -2°C 1981 | 8% |
| Aug 15 | 15°C | 2°C | 24°C 1986 | -5°C 1991 | 7% |
| Aug 16 | 15°C | 2°C | 24°C 2016 | -5°C 1991 | 7% |
| Aug 17 | 15°C | 3°C | 24°C 2010 | 0°C 1969 | 7% |
| Aug 18 | 15°C | 3°C | 24°C 2005 | -3°C 1991 | 7% |
| Aug 19 | 16°C | 3°C | 25°C 2023 | -2°C 1991 | 6% |
| Aug 20 | 15°C | 3°C | 25°C 2009 | -3°C 1974 | 6% |
| Aug 21 | 15°C | 3°C | 24°C 2009 | -2°C 1981 | 6% |
| Aug 22 | 15°C | 3°C | 24°C 2023 | -1°C 1985 | 7% |
| Aug 23 | 15°C | 3°C | 25°C 1995 | -2°C 1981 | 7% |
| Aug 24 | 16°C | 3°C | 25°C 1995 | -3°C 1981 | 7% |
| Aug 25 | 16°C | 3°C | 25°C 1995 | -1°C 2022 | 7% |
| Aug 26 | 16°C | 3°C | 24°C 2023 | -1°C 1981 | 7% |
| Aug 27 | 16°C | 3°C | 24°C 2015 | -3°C 1976 | 6% |
| Aug 28 | 16°C | 3°C | 24°C 1995 | -1°C 1978 | 6% |
| Aug 29 | 16°C | 3°C | 24°C 2005 | -2°C 1981 | 6% |
| Aug 30 | 16°C | 3°C | 25°C 2023 | -2°C 2012 | 6% |
| Aug 31 | 16°C | 3°C | 24°C 2006 | -1°C 2012 | 6% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-5).
- August 1
- sunrise 6:09 AM, sunset 5:40 PM
- August 31
- sunrise 5:53 AM, sunset 5:43 PM
Other months
Sources
Records: NOAA GHCN-Daily, station PEM00084686, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.