Ust’-Kut Weather in December
Average highs run from -17°C on December 1 to -20°C on December 31, and lows from -25°C to -28°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
- -19°C
- Average low
- -27°C
- Precipitation
- 28 mm
- Reanalysis high
- -1°CDec 2, 2013
- Reanalysis low
- -55°CDec 20, 2008
- Daylight
- 7 h 15 min to 6 h 52 min
- Cloud cover
- 62%
- Humidity
- 99%
- Dew point
- -23°C
- Wind
- 8.3 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 | -17°C | -25°C | -1°C 2013 | -43°C 2002 | 38% |
| Dec 2 | -18°C | -26°C | -1°C 2013 | -46°C 2002 | 38% |
| Dec 3 | -18°C | -26°C | -2°C 2013 | -45°C 2000 | 37% |
| Dec 4 | -18°C | -26°C | -6°C 1999 | -44°C 2018 | 35% |
| Dec 5 | -19°C | -27°C | -5°C 1999 | -46°C 2018 | 34% |
| Dec 6 | -19°C | -27°C | -8°C 1999 | -47°C 1991 | 35% |
| Dec 7 | -19°C | -27°C | -6°C 1999 | -42°C 2012 | 36% |
| Dec 8 | -19°C | -27°C | -8°C 2017 | -43°C 2012 | 36% |
| Dec 9 | -19°C | -27°C | -7°C 2006 | -42°C 2010 | 36% |
| Dec 10 | -19°C | -27°C | -5°C 2006 | -49°C 1996 | 37% |
| Dec 11 | -19°C | -27°C | -7°C 2015 | -52°C 1996 | 38% |
| Dec 12 | -19°C | -26°C | -7°C 2019 | -43°C 2010 | 38% |
| Dec 13 | -19°C | -26°C | -6°C 2019 | -46°C 2010 | 37% |
| Dec 14 | -19°C | -26°C | -8°C 2019 | -46°C 2006 | 37% |
| Dec 15 | -19°C | -26°C | -8°C 2019 | -46°C 2006 | 37% |
| Dec 16 | -19°C | -26°C | -7°C 1995 | -41°C 2009 | 36% |
| Dec 17 | -19°C | -26°C | -9°C 1995 | -40°C 1994 | 36% |
| Dec 18 | -19°C | -26°C | -7°C 2016 | -43°C 2000 | 35% |
| Dec 19 | -19°C | -26°C | -7°C 2020 | -52°C 2008 | 36% |
| Dec 20 | -19°C | -26°C | -5°C 2020 | -55°C 2008 | 35% |
| Dec 21 | -19°C | -26°C | -5°C 2003 | -47°C 2010 | 34% |
| Dec 22 | -19°C | -26°C | -4°C 2003 | -48°C 2010 | 34% |
| Dec 23 | -19°C | -26°C | -6°C 2003 | -45°C 2009 | 33% |
| Dec 24 | -19°C | -26°C | -4°C 1999 | -50°C 2018 | 32% |
| Dec 25 | -19°C | -26°C | -4°C 1999 | -46°C 2018 | 31% |
| Dec 26 | -19°C | -27°C | -6°C 2003 | -47°C 2018 | 29% |
| Dec 27 | -20°C | -27°C | -12°C 1996 | -43°C 2020 | 30% |
| Dec 28 | -20°C | -27°C | -7°C 2013 | -45°C 2019 | 29% |
| Dec 29 | -20°C | -27°C | -6°C 1995 | -45°C 2019 | 29% |
| Dec 30 | -20°C | -28°C | -9°C 1992 | -47°C 1997 | 29% |
| Dec 31 | -20°C | -28°C | -4°C 1995 | -46°C 2009 | 30% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+8).
- December 1
- sunrise 9:08 AM, sunset 4:23 PM
- December 31
- sunrise 9:34 AM, sunset 4:26 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.