Omsk Weather in December
Average highs run from -10°C on December 1 to -15°C on December 31, and lows from -17°C to -23°C. Normal precipitation for the month is 28 mm over about 9 wet days.
December day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
December at a glance
- Average high
- -13°C
- Average low
- -20°C
- Precipitation
- 28 mm
- Reanalysis high
- 1°CDec 7, 2008
- Reanalysis low
- -46°CDec 17, 1997
- Daylight
- 7 h 36 min to 7 h 15 min
- Cloud cover
- 67%
- Humidity
- 96%
- Dew point
- -17°C
- Wind
- 19.1 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 |
|---|---|---|---|---|---|
| Dec 1 | -10°C | -17°C | 0°C 2009 | -38°C 2002 | 28% |
| Dec 2 | -10°C | -17°C | -3°C 2010 | -38°C 2002 | 28% |
| Dec 3 | -11°C | -18°C | -1°C 1999 | -40°C 2010 | 28% |
| Dec 4 | -11°C | -18°C | -2°C 2016 | -35°C 1991 | 28% |
| Dec 5 | -11°C | -18°C | -2°C 2013 | -39°C 2000 | 29% |
| Dec 6 | -11°C | -18°C | -1°C 2008 | -42°C 2000 | 29% |
| Dec 7 | -12°C | -18°C | 1°C 2008 | -36°C 2009 | 28% |
| Dec 8 | -12°C | -18°C | 1°C 2008 | -35°C 2001 | 26% |
| Dec 9 | -12°C | -19°C | 0°C 2003 | -33°C 2001 | 26% |
| Dec 10 | -12°C | -19°C | 0°C 2003 | -38°C 2012 | 26% |
| Dec 11 | -12°C | -19°C | -2°C 2006 | -39°C 2012 | 26% |
| Dec 12 | -12°C | -19°C | -1°C 2016 | -30°C 2018 | 26% |
| Dec 13 | -13°C | -19°C | -1°C 2006 | -36°C 2012 | 26% |
| Dec 14 | -13°C | -20°C | -2°C 2006 | -44°C 2012 | 26% |
| Dec 15 | -13°C | -20°C | -4°C 2013 | -42°C 2012 | 27% |
| Dec 16 | -13°C | -20°C | -2°C 2009 | -44°C 1997 | 27% |
| Dec 17 | -14°C | -20°C | -4°C 2006 | -46°C 1997 | 26% |
| Dec 18 | -14°C | -21°C | 0°C 2006 | -37°C 2009 | 27% |
| Dec 19 | -14°C | -21°C | -1°C 2006 | -35°C 2009 | 27% |
| Dec 20 | -14°C | -21°C | -4°C 2003 | -39°C 2010 | 26% |
| Dec 21 | -14°C | -21°C | -1°C 1996 | -42°C 2016 | 27% |
| Dec 22 | -14°C | -21°C | 0°C 1999 | -42°C 2009 | 28% |
| Dec 23 | -14°C | -22°C | -2°C 1999 | -42°C 2009 | 29% |
| Dec 24 | -14°C | -22°C | -4°C 2015 | -42°C 2018 | 29% |
| Dec 25 | -15°C | -22°C | -2°C 2015 | -41°C 2018 | 30% |
| Dec 26 | -15°C | -22°C | -1°C 2015 | -41°C 2018 | 29% |
| Dec 27 | -15°C | -23°C | -4°C 2007 | -42°C 1996 | 28% |
| Dec 28 | -15°C | -23°C | -5°C 2015 | -34°C 1996 | 27% |
| Dec 29 | -15°C | -23°C | -3°C 2015 | -35°C 2002 | 28% |
| Dec 30 | -15°C | -23°C | 0°C 1995 | -41°C 1999 | 26% |
| Dec 31 | -15°C | -23°C | -3°C 1998 | -42°C 1999 | 26% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+6).
- December 1
- sunrise 9:07 AM, sunset 4:43 PM
- December 31
- sunrise 9:32 AM, sunset 4:47 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.