San Weather in October
Average highs run from 34°C on October 1 to 36°C on October 31, and lows from 23°C to 21°C. Normal precipitation for the month is 28 mm over about 9 wet days.
October day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
October at a glance
- Average high
- 35°C
- Average low
- 22°C
- Precipitation
- 28 mm
- Reanalysis high
- 40°COct 7, 2001
- Reanalysis low
- 16°COct 29, 2020
- Daylight
- 12 h 00 min to 11 h 40 min
- Cloud cover
- 41%
- Humidity
- 62%
- Dew point
- 19°C
- Wind
- 9.0 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 | Reanalysis high | Reanalysis low | Chance wet |
|---|---|---|---|---|---|
| Oct 1 | 34°C | 23°C | 38°C 2002 | 21°C 2011 | 51% |
| Oct 2 | 34°C | 23°C | 38°C 1997 | 19°C 2002 | 49% |
| Oct 3 | 34°C | 23°C | 38°C 2001 | 19°C 2002 | 48% |
| Oct 4 | 34°C | 23°C | 39°C 2004 | 21°C 1992 | 45% |
| Oct 5 | 34°C | 23°C | 38°C 1993 | 21°C 1995 | 42% |
| Oct 6 | 34°C | 23°C | 38°C 2001 | 19°C 2011 | 41% |
| Oct 7 | 34°C | 23°C | 40°C 2001 | 20°C 2011 | 41% |
| Oct 8 | 34°C | 23°C | 39°C 1998 | 20°C 2011 | 40% |
| Oct 9 | 35°C | 23°C | 39°C 2004 | 21°C 1999 | 37% |
| Oct 10 | 35°C | 23°C | 39°C 2004 | 22°C 2020 | 36% |
| Oct 11 | 35°C | 23°C | 39°C 2004 | 21°C 2014 | 35% |
| Oct 12 | 35°C | 23°C | 39°C 2003 | 21°C 1994 | 33% |
| Oct 13 | 35°C | 23°C | 39°C 2004 | 21°C 2020 | 32% |
| Oct 14 | 35°C | 23°C | 38°C 2001 | 20°C 2001 | 30% |
| Oct 15 | 35°C | 23°C | 38°C 2005 | 20°C 2001 | 29% |
| Oct 16 | 35°C | 23°C | 38°C 1996 | 21°C 2014 | 27% |
| Oct 17 | 35°C | 23°C | 39°C 1998 | 20°C 2018 | 25% |
| Oct 18 | 35°C | 23°C | 39°C 1993 | 19°C 2011 | 24% |
| Oct 19 | 35°C | 23°C | 39°C 2001 | 20°C 2009 | 22% |
| Oct 20 | 35°C | 22°C | 39°C 1992 | 19°C 2004 | 21% |
| Oct 21 | 36°C | 22°C | 39°C 2001 | 19°C 2004 | 19% |
| Oct 22 | 36°C | 22°C | 38°C 1993 | 21°C 1997 | 18% |
| Oct 23 | 36°C | 22°C | 39°C 2001 | 19°C 2014 | 16% |
| Oct 24 | 36°C | 22°C | 39°C 2003 | 19°C 2014 | 16% |
| Oct 25 | 36°C | 22°C | 38°C 1995 | 18°C 2020 | 14% |
| Oct 26 | 36°C | 22°C | 39°C 1997 | 17°C 2007 | 13% |
| Oct 27 | 36°C | 22°C | 39°C 1993 | 17°C 2020 | 11% |
| Oct 28 | 36°C | 21°C | 38°C 1997 | 17°C 2020 | 10% |
| Oct 29 | 36°C | 21°C | 39°C 1993 | 16°C 2020 | 8% |
| Oct 30 | 36°C | 21°C | 39°C 2004 | 17°C 2017 | 7% |
| Oct 31 | 36°C | 21°C | 38°C 1993 | 18°C 2005 | 6% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT).
- October 1
- sunrise 6:09 AM, sunset 6:09 PM
- October 31
- sunrise 6:13 AM, sunset 5:53 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.