Zacatlán Weather in September
Average highs run from 21°C on September 1 to 20°C on September 30, and lows from 12°C to 11°C. Normal precipitation for the month is 198 mm over about 24 wet days.
September day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
September at a glance
- Average high
- 21°C
- Average low
- 12°C
- Precipitation
- 198 mm
- Reanalysis high
- 26°CSep 4, 2019
- Reanalysis low
- 2°CSep 9, 2011
- Daylight
- 12 h 31 min to 11 h 58 min
- Cloud cover
- 67%
- Humidity
- 86%
- Dew point
- 13°C
- Wind
- 8.6 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 |
|---|---|---|---|---|---|
| Sep 1 | 21°C | 12°C | 25°C 2020 | 9°C 2019 | 86% |
| Sep 2 | 21°C | 12°C | 25°C 2001 | 10°C 2019 | 85% |
| Sep 3 | 21°C | 12°C | 24°C 2018 | 9°C 1994 | 86% |
| Sep 4 | 21°C | 12°C | 26°C 2019 | 9°C 1992 | 86% |
| Sep 5 | 21°C | 12°C | 24°C 2004 | 8°C 2000 | 88% |
| Sep 6 | 21°C | 12°C | 24°C 2001 | 8°C 2000 | 88% |
| Sep 7 | 21°C | 12°C | 24°C 2001 | 8°C 2000 | 89% |
| Sep 8 | 21°C | 12°C | 26°C 2001 | 4°C 2011 | 89% |
| Sep 9 | 21°C | 12°C | 25°C 2019 | 2°C 2011 | 89% |
| Sep 10 | 21°C | 12°C | 24°C 2019 | 4°C 2011 | 89% |
| Sep 11 | 21°C | 12°C | 25°C 2015 | 6°C 2017 | 89% |
| Sep 12 | 21°C | 12°C | 24°C 2008 | 6°C 2017 | 88% |
| Sep 13 | 21°C | 12°C | 23°C 2016 | 8°C 2017 | 87% |
| Sep 14 | 21°C | 12°C | 24°C 2004 | 9°C 1992 | 86% |
| Sep 15 | 21°C | 12°C | 25°C 2004 | 8°C 2019 | 86% |
| Sep 16 | 21°C | 12°C | 24°C 1996 | 9°C 1999 | 86% |
| Sep 17 | 21°C | 12°C | 24°C 2019 | 9°C 2007 | 86% |
| Sep 18 | 21°C | 12°C | 25°C 2002 | 8°C 1999 | 85% |
| Sep 19 | 21°C | 12°C | 25°C 2002 | 7°C 1999 | 84% |
| Sep 20 | 21°C | 12°C | 24°C 2000 | 7°C 1999 | 83% |
| Sep 21 | 21°C | 12°C | 23°C 1996 | 5°C 1999 | 82% |
| Sep 22 | 21°C | 12°C | 25°C 2006 | 6°C 1999 | 81% |
| Sep 23 | 21°C | 11°C | 24°C 2006 | 7°C 2005 | 79% |
| Sep 24 | 21°C | 11°C | 23°C 2019 | 8°C 1999 | 78% |
| Sep 25 | 21°C | 11°C | 23°C 2011 | 7°C 2007 | 77% |
| Sep 26 | 20°C | 11°C | 25°C 2019 | 7°C 1991 | 76% |
| Sep 27 | 20°C | 11°C | 25°C 2019 | 4°C 1991 | 75% |
| Sep 28 | 20°C | 11°C | 24°C 2011 | 6°C 2000 | 74% |
| Sep 29 | 20°C | 11°C | 22°C 1995 | 5°C 2010 | 74% |
| Sep 30 | 20°C | 11°C | 23°C 1995 | 4°C 2008 | 74% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (CST).
- September 1
- sunrise 6:16 AM, sunset 6:47 PM
- September 30
- sunrise 6:23 AM, sunset 6:21 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.