Ulan Bator Weather in October
Average highs run from 10°C on October 1 to 0°C on October 31, and lows from -3°C to -11°C. Normal precipitation for the month is 9 mm over about 3 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
- 5°C
- Average low
- -6°C
- Precipitation
- 9 mm
- Reanalysis high
- 19°COct 5, 2010
- Reanalysis low
- -22°COct 30, 2016
- Daylight
- 11 h 42 min to 10 h 01 min
- Cloud cover
- 55%
- Humidity
- 66%
- Dew point
- -8°C
- Wind
- 14.4 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 | 10°C | -3°C | 16°C 2007 | -9°C 2020 | 13% |
| Oct 2 | 9°C | -3°C | 17°C 1996 | -10°C 2020 | 13% |
| Oct 3 | 9°C | -3°C | 18°C 2013 | -9°C 2020 | 12% |
| Oct 4 | 9°C | -3°C | 17°C 2006 | -12°C 2020 | 11% |
| Oct 5 | 8°C | -4°C | 19°C 2010 | -9°C 1995 | 11% |
| Oct 6 | 8°C | -4°C | 17°C 1998 | -9°C 2007 | 11% |
| Oct 7 | 7°C | -4°C | 18°C 2011 | -9°C 2007 | 10% |
| Oct 8 | 7°C | -4°C | 17°C 2004 | -9°C 2003 | 10% |
| Oct 9 | 7°C | -5°C | 14°C 1998 | -11°C 2003 | 9% |
| Oct 10 | 7°C | -5°C | 16°C 2001 | -11°C 2003 | 9% |
| Oct 11 | 6°C | -5°C | 16°C 2001 | -12°C 2000 | 9% |
| Oct 12 | 6°C | -5°C | 13°C 2015 | -12°C 2000 | 10% |
| Oct 13 | 6°C | -5°C | 14°C 2015 | -14°C 2020 | 10% |
| Oct 14 | 5°C | -5°C | 15°C 2016 | -15°C 1999 | 11% |
| Oct 15 | 5°C | -6°C | 16°C 2015 | -16°C 1999 | 11% |
| Oct 16 | 5°C | -6°C | 13°C 2004 | -12°C 1999 | 10% |
| Oct 17 | 4°C | -6°C | 12°C 2011 | -12°C 2002 | 10% |
| Oct 18 | 4°C | -7°C | 14°C 2011 | -13°C 2009 | 10% |
| Oct 19 | 4°C | -7°C | 12°C 2011 | -11°C 2000 | 10% |
| Oct 20 | 4°C | -7°C | 12°C 2008 | -12°C 2000 | 9% |
| Oct 21 | 3°C | -7°C | 8°C 2014 | -13°C 2002 | 9% |
| Oct 22 | 3°C | -8°C | 10°C 1999 | -13°C 2013 | 9% |
| Oct 23 | 3°C | -8°C | 9°C 2006 | -17°C 2000 | 8% |
| Oct 24 | 2°C | -8°C | 11°C 2005 | -19°C 2000 | 8% |
| Oct 25 | 2°C | -8°C | 8°C 2017 | -17°C 2000 | 8% |
| Oct 26 | 2°C | -9°C | 10°C 2017 | -18°C 1991 | 8% |
| Oct 27 | 1°C | -9°C | 7°C 2014 | -16°C 2016 | 7% |
| Oct 28 | 1°C | -9°C | 10°C 2003 | -19°C 2016 | 6% |
| Oct 29 | 1°C | -10°C | 11°C 2003 | -20°C 2016 | 6% |
| Oct 30 | 0°C | -10°C | 12°C 2003 | -22°C 2016 | 6% |
| Oct 31 | 0°C | -11°C | 8°C 2019 | -20°C 2016 | 6% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+8).
- October 1
- sunrise 6:51 AM, sunset 6:33 PM
- October 31
- sunrise 7:35 AM, sunset 5:36 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.