Chenggu Weather in September
Average highs run from 28°C on September 1 to 22°C on September 30, and lows from 17°C to 12°C. Normal precipitation for the month is 156 mm over about 15 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
- 25°C
- Average low
- 14°C
- Precipitation
- 156 mm
- Reanalysis high
- 36°CSep 6, 1997
- Reanalysis low
- 6°CSep 19, 2011
- Daylight
- 12 h 51 min to 11 h 53 min
- Cloud cover
- 79%
- Humidity
- 75%
- Dew point
- 14°C
- Wind
- 7.6 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 | 28°C | 17°C | 34°C 1995 | 13°C 2003 | 45% |
| Sep 2 | 28°C | 16°C | 33°C 2002 | 12°C 2003 | 46% |
| Sep 3 | 27°C | 16°C | 33°C 2002 | 13°C 2008 | 45% |
| Sep 4 | 27°C | 16°C | 34°C 1995 | 12°C 1997 | 45% |
| Sep 5 | 27°C | 16°C | 34°C 1997 | 12°C 2013 | 45% |
| Sep 6 | 27°C | 16°C | 36°C 1997 | 11°C 2000 | 46% |
| Sep 7 | 26°C | 15°C | 35°C 1997 | 10°C 2000 | 47% |
| Sep 8 | 26°C | 15°C | 35°C 1997 | 10°C 2000 | 47% |
| Sep 9 | 26°C | 15°C | 35°C 1997 | 10°C 2006 | 48% |
| Sep 10 | 26°C | 15°C | 34°C 1999 | 10°C 2000 | 48% |
| Sep 11 | 25°C | 15°C | 33°C 2016 | 11°C 2000 | 50% |
| Sep 12 | 25°C | 15°C | 29°C 1996 | 8°C 1994 | 51% |
| Sep 13 | 25°C | 14°C | 31°C 1996 | 10°C 2012 | 52% |
| Sep 14 | 25°C | 14°C | 30°C 1998 | 9°C 2012 | 52% |
| Sep 15 | 24°C | 14°C | 30°C 1998 | 8°C 2002 | 51% |
| Sep 16 | 24°C | 14°C | 29°C 2016 | 11°C 1994 | 50% |
| Sep 17 | 24°C | 14°C | 30°C 2010 | 9°C 1997 | 49% |
| Sep 18 | 24°C | 14°C | 31°C 2010 | 8°C 2011 | 48% |
| Sep 19 | 24°C | 13°C | 31°C 2010 | 6°C 2011 | 49% |
| Sep 20 | 23°C | 13°C | 30°C 2010 | 7°C 1998 | 49% |
| Sep 21 | 23°C | 13°C | 29°C 2008 | 6°C 2011 | 49% |
| Sep 22 | 23°C | 13°C | 30°C 2008 | 10°C 2007 | 48% |
| Sep 23 | 23°C | 13°C | 28°C 1996 | 9°C 2007 | 47% |
| Sep 24 | 23°C | 13°C | 28°C 1996 | 10°C 2007 | 48% |
| Sep 25 | 23°C | 13°C | 28°C 1999 | 10°C 2013 | 48% |
| Sep 26 | 23°C | 12°C | 28°C 1999 | 9°C 2013 | 46% |
| Sep 27 | 23°C | 12°C | 28°C 1998 | 7°C 1997 | 46% |
| Sep 28 | 22°C | 12°C | 28°C 1998 | 8°C 1992 | 45% |
| Sep 29 | 22°C | 12°C | 28°C 1998 | 8°C 2012 | 45% |
| Sep 30 | 22°C | 12°C | 28°C 1999 | 8°C 2004 | 44% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+8).
- September 1
- sunrise 6:25 AM, sunset 7:16 PM
- September 30
- sunrise 6:44 AM, sunset 6:37 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.