Juan José Castelli Weather in August
Average highs run from 26°C on August 1 to 29°C on August 31, and lows from 11°C to 14°C. Normal precipitation for the month is 22 mm over about 3 wet days.
August day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
August at a glance
- Average high
- 27°C
- Average low
- 12°C
- Precipitation
- 22 mm
- Reanalysis high
- 40°CAug 29, 1997
- Reanalysis low
- -2°CAug 2, 1991
- Daylight
- 10 h 56 min to 11 h 34 min
- Cloud cover
- 48%
- Humidity
- 56%
- Dew point
- 9°C
- Wind
- 15.8 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 | Reanalysis high | Reanalysis low | Chance wet |
|---|---|---|---|---|---|
| Aug 1 | 26°C | 11°C | 35°C 2005 | 2°C 1993 | 4% |
| Aug 2 | 26°C | 11°C | 35°C 2001 | -2°C 1991 | 5% |
| Aug 3 | 26°C | 11°C | 35°C 2005 | 1°C 1991 | 5% |
| Aug 4 | 26°C | 11°C | 36°C 2005 | 1°C 2010 | 6% |
| Aug 5 | 26°C | 11°C | 35°C 2005 | 0°C 2010 | 6% |
| Aug 6 | 26°C | 11°C | 35°C 1993 | 2°C 2010 | 6% |
| Aug 7 | 26°C | 11°C | 36°C 2006 | 4°C 2010 | 6% |
| Aug 8 | 26°C | 11°C | 35°C 2015 | 3°C 2004 | 6% |
| Aug 9 | 26°C | 11°C | 36°C 2015 | 2°C 1992 | 8% |
| Aug 10 | 26°C | 11°C | 36°C 2020 | 3°C 2018 | 9% |
| Aug 11 | 27°C | 12°C | 36°C 2006 | 2°C 2007 | 9% |
| Aug 12 | 27°C | 12°C | 37°C 2006 | 4°C 1991 | 10% |
| Aug 13 | 27°C | 12°C | 38°C 2006 | 5°C 2008 | 10% |
| Aug 14 | 27°C | 12°C | 37°C 1995 | 1°C 2013 | 10% |
| Aug 15 | 27°C | 12°C | 37°C 1997 | 0°C 1999 | 10% |
| Aug 16 | 27°C | 12°C | 37°C 2008 | 2°C 1999 | 10% |
| Aug 17 | 27°C | 12°C | 37°C 1997 | 5°C 1995 | 10% |
| Aug 18 | 27°C | 12°C | 39°C 1997 | 4°C 1993 | 10% |
| Aug 19 | 27°C | 12°C | 36°C 1996 | 4°C 1993 | 10% |
| Aug 20 | 28°C | 13°C | 36°C 2000 | 4°C 2007 | 10% |
| Aug 21 | 28°C | 13°C | 37°C 2013 | 2°C 2011 | 11% |
| Aug 22 | 28°C | 13°C | 37°C 2005 | 3°C 2020 | 11% |
| Aug 23 | 28°C | 13°C | 37°C 1996 | 3°C 2011 | 12% |
| Aug 24 | 28°C | 13°C | 38°C 1996 | 5°C 2011 | 11% |
| Aug 25 | 28°C | 13°C | 37°C 1995 | 4°C 2003 | 10% |
| Aug 26 | 29°C | 13°C | 38°C 2008 | 4°C 2013 | 11% |
| Aug 27 | 29°C | 13°C | 39°C 2008 | 1°C 2013 | 11% |
| Aug 28 | 29°C | 13°C | 39°C 1997 | 3°C 2013 | 11% |
| Aug 29 | 29°C | 13°C | 40°C 1997 | 5°C 2003 | 12% |
| Aug 30 | 29°C | 14°C | 39°C 1997 | 6°C 2003 | 12% |
| Aug 31 | 29°C | 14°C | 38°C 1995 | 6°C 1993 | 13% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-3).
- August 1
- sunrise 7:41 AM, sunset 6:37 PM
- August 31
- sunrise 7:16 AM, sunset 6:50 PM
Other months
Sources
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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.