San Juan Bautista Weather in August
Average highs run from 28°C on August 1 to 29°C on August 31, and lows from 26°C to 27°C. Normal precipitation for the month is 152 mm over about 28 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
- 28°C
- Average low
- 27°C
- Precipitation
- 152 mm
- Record high
- 39°CAug 24, 1990
- Record low
- 20°CAug 29, 1981
- Daylight
- 12 h 36 min to 12 h 20 min
- Cloud cover
- 46%
- Humidity
- 84%
- Dew point
- 25°C
- Wind
- 18.0 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 | 28°C | 26°C | 34°C 2007 | 24°C 1984 | 86% |
| Aug 2 | 28°C | 26°C | 35°C 2005 | 24°C 1984 | 87% |
| Aug 3 | 28°C | 26°C | 34°C 2007 | 23°C 1980 | 88% |
| Aug 4 | 28°C | 26°C | 34°C 1998 | 22°C 1980 | 88% |
| Aug 5 | 28°C | 26°C | 35°C 2006 | 24°C 1993 | 88% |
| Aug 6 | 28°C | 27°C | 34°C 1998 | 23°C 1998 | 89% |
| Aug 7 | 28°C | 27°C | 35°C 2005 | 23°C 1991 | 87% |
| Aug 8 | 28°C | 27°C | 35°C 1998 | 20°C 1984 | 88% |
| Aug 9 | 28°C | 27°C | 34°C 2003 | 23°C 1995 | 88% |
| Aug 10 | 28°C | 27°C | 35°C 1975 | 22°C 1975 | 88% |
| Aug 11 | 28°C | 27°C | 36°C 1990 | 23°C 1975 | 88% |
| Aug 12 | 28°C | 27°C | 33°C 1985 | 23°C 1992 | 88% |
| Aug 13 | 28°C | 27°C | 35°C 1998 | 23°C 1981 | 88% |
| Aug 14 | 28°C | 27°C | 36°C 1990 | 23°C 1990 | 88% |
| Aug 15 | 28°C | 27°C | 37°C 1988 | 24°C 2009 | 88% |
| Aug 16 | 28°C | 27°C | 37°C 2001 | 24°C 1996 | 88% |
| Aug 17 | 28°C | 27°C | 34°C 2001 | 22°C 1980 | 87% |
| Aug 18 | 28°C | 27°C | 35°C 1999 | 23°C 1999 | 86% |
| Aug 19 | 28°C | 27°C | 33°C 1986 | 23°C 1998 | 86% |
| Aug 20 | 28°C | 27°C | 34°C 2000 | 23°C 1993 | 85% |
| Aug 21 | 28°C | 27°C | 35°C 1998 | 24°C 1981 | 84% |
| Aug 22 | 29°C | 27°C | 35°C 1997 | 23°C 1978 | 84% |
| Aug 23 | 29°C | 27°C | 37°C 1997 | 22°C 2001 | 83% |
| Aug 24 | 29°C | 27°C | 39°C 1990 | 22°C 2008 | 82% |
| Aug 25 | 29°C | 27°C | 35°C 1998 | 24°C 1990 | 82% |
| Aug 26 | 29°C | 27°C | 34°C 1987 | 24°C 1991 | 81% |
| Aug 27 | 29°C | 27°C | 34°C 2013 | 23°C 1996 | 81% |
| Aug 28 | 29°C | 27°C | 36°C 2004 | 23°C 1996 | 80% |
| Aug 29 | 29°C | 27°C | 35°C 2005 | 20°C 1981 | 79% |
| Aug 30 | 29°C | 27°C | 35°C 2009 | 24°C 1992 | 79% |
| Aug 31 | 29°C | 27°C | 35°C 2012 | 24°C 1986 | 77% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-4).
- August 1
- sunrise 6:04 AM, sunset 6:40 PM
- August 31
- sunrise 6:06 AM, sunset 6:26 PM
Other months
Sources
Records: NOAA GHCN-Daily, station VEM00080421, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.