Tiom Weather in September
Average highs run from 17°C on September 1 to 17°C on September 30, and lows from 10°C to 10°C. Normal precipitation for the month is 171 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
- 17°C
- Average low
- 10°C
- Precipitation
- 171 mm
- Reanalysis high
- 20°CSep 11, 1991
- Reanalysis low
- 4°CSep 26, 2002
- Daylight
- 12 h 02 min to 12 h 08 min
- Cloud cover
- 82%
- Humidity
- 90%
- Dew point
- 11°C
- Wind
- 6.8 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 | 17°C | 10°C | 18°C 2020 | 8°C 2010 | 75% |
| Sep 2 | 17°C | 10°C | 19°C 2017 | 7°C 2007 | 77% |
| Sep 3 | 17°C | 10°C | 19°C 1996 | 8°C 2007 | 78% |
| Sep 4 | 17°C | 10°C | 19°C 2020 | 7°C 2018 | 79% |
| Sep 5 | 17°C | 10°C | 19°C 1997 | 6°C 2008 | 78% |
| Sep 6 | 17°C | 10°C | 19°C 2020 | 7°C 1991 | 78% |
| Sep 7 | 17°C | 10°C | 19°C 2017 | 7°C 2000 | 79% |
| Sep 8 | 17°C | 10°C | 19°C 1997 | 8°C 2014 | 79% |
| Sep 9 | 17°C | 10°C | 19°C 1997 | 8°C 1997 | 77% |
| Sep 10 | 17°C | 10°C | 20°C 1991 | 6°C 1997 | 77% |
| Sep 11 | 17°C | 10°C | 20°C 1991 | 6°C 2017 | 76% |
| Sep 12 | 17°C | 10°C | 19°C 2019 | 7°C 2002 | 75% |
| Sep 13 | 17°C | 10°C | 19°C 2019 | 6°C 2002 | 74% |
| Sep 14 | 17°C | 10°C | 20°C 2019 | 5°C 2006 | 74% |
| Sep 15 | 17°C | 10°C | 19°C 2019 | 6°C 1999 | 75% |
| Sep 16 | 17°C | 10°C | 19°C 1994 | 5°C 1999 | 75% |
| Sep 17 | 17°C | 10°C | 19°C 1994 | 7°C 1996 | 76% |
| Sep 18 | 17°C | 10°C | 20°C 1994 | 7°C 2016 | 76% |
| Sep 19 | 17°C | 10°C | 18°C 2002 | 8°C 1998 | 75% |
| Sep 20 | 17°C | 10°C | 19°C 2017 | 7°C 1994 | 75% |
| Sep 21 | 17°C | 10°C | 19°C 1992 | 7°C 2000 | 75% |
| Sep 22 | 17°C | 10°C | 20°C 2015 | 6°C 1996 | 74% |
| Sep 23 | 17°C | 10°C | 19°C 2015 | 7°C 2010 | 73% |
| Sep 24 | 17°C | 10°C | 19°C 2015 | 8°C 1999 | 73% |
| Sep 25 | 17°C | 10°C | 19°C 2016 | 8°C 2002 | 73% |
| Sep 26 | 17°C | 10°C | 20°C 2018 | 4°C 2002 | 73% |
| Sep 27 | 17°C | 10°C | 20°C 2018 | 6°C 2002 | 74% |
| Sep 28 | 17°C | 10°C | 19°C 2009 | 7°C 1994 | 74% |
| Sep 29 | 17°C | 10°C | 19°C 2009 | 7°C 1991 | 74% |
| Sep 30 | 17°C | 10°C | 19°C 2020 | 7°C 1999 | 74% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+9).
- September 1
- sunrise 5:45 AM, sunset 5:47 PM
- September 30
- sunrise 5:32 AM, sunset 5:40 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.