San Martín Weather in August
Average highs run from 30°C on August 1 to 29°C on August 31, and lows from 20°C to 20°C. Normal precipitation for the month is 167 mm over about 22 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
- 30°C
- Average low
- 20°C
- Precipitation
- 167 mm
- Reanalysis high
- 37°CAug 5, 2015
- Reanalysis low
- 17°CAug 12, 1999
- Daylight
- 12 h 44 min to 12 h 24 min
- Cloud cover
- 71%
- Humidity
- 78%
- Dew point
- 20°C
- Wind
- 6.5 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 | 30°C | 20°C | 35°C 1991 | 19°C 1993 | 66% |
| Aug 2 | 30°C | 20°C | 35°C 2015 | 19°C 2002 | 66% |
| Aug 3 | 30°C | 20°C | 35°C 2015 | 19°C 1992 | 65% |
| Aug 4 | 30°C | 20°C | 37°C 2015 | 18°C 2008 | 65% |
| Aug 5 | 30°C | 20°C | 37°C 2015 | 18°C 1992 | 67% |
| Aug 6 | 30°C | 20°C | 37°C 1994 | 18°C 2008 | 66% |
| Aug 7 | 30°C | 20°C | 36°C 2015 | 19°C 2013 | 67% |
| Aug 8 | 30°C | 20°C | 35°C 1993 | 19°C 1991 | 68% |
| Aug 9 | 30°C | 20°C | 35°C 1991 | 18°C 2008 | 69% |
| Aug 10 | 30°C | 20°C | 34°C 2018 | 19°C 1999 | 69% |
| Aug 11 | 30°C | 20°C | 34°C 2019 | 19°C 1996 | 70% |
| Aug 12 | 30°C | 20°C | 34°C 1991 | 17°C 1999 | 69% |
| Aug 13 | 30°C | 20°C | 36°C 2015 | 18°C 1999 | 70% |
| Aug 14 | 30°C | 20°C | 35°C 2015 | 18°C 2017 | 72% |
| Aug 15 | 30°C | 20°C | 34°C 2002 | 18°C 2000 | 72% |
| Aug 16 | 29°C | 20°C | 35°C 2001 | 18°C 2000 | 72% |
| Aug 17 | 29°C | 20°C | 36°C 2001 | 19°C 1992 | 72% |
| Aug 18 | 29°C | 20°C | 37°C 2015 | 18°C 1992 | 73% |
| Aug 19 | 29°C | 20°C | 37°C 2015 | 19°C 1992 | 74% |
| Aug 20 | 29°C | 20°C | 34°C 1994 | 19°C 1992 | 74% |
| Aug 21 | 29°C | 20°C | 35°C 1993 | 18°C 2000 | 74% |
| Aug 22 | 29°C | 20°C | 35°C 2015 | 19°C 2006 | 75% |
| Aug 23 | 29°C | 20°C | 36°C 1994 | 18°C 2000 | 74% |
| Aug 24 | 29°C | 20°C | 37°C 1994 | 18°C 2010 | 75% |
| Aug 25 | 29°C | 20°C | 36°C 2015 | 19°C 2004 | 76% |
| Aug 26 | 29°C | 20°C | 34°C 2015 | 19°C 1992 | 76% |
| Aug 27 | 29°C | 20°C | 35°C 1991 | 19°C 2020 | 77% |
| Aug 28 | 29°C | 20°C | 35°C 1991 | 19°C 2004 | 78% |
| Aug 29 | 29°C | 20°C | 35°C 1991 | 18°C 1996 | 78% |
| Aug 30 | 29°C | 20°C | 34°C 1991 | 18°C 1992 | 79% |
| Aug 31 | 29°C | 20°C | 34°C 1994 | 19°C 2020 | 79% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (CST).
- August 1
- sunrise 5:40 AM, sunset 6:24 PM
- August 31
- sunrise 5:44 AM, sunset 6:08 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.