Okaya Weather in December
Average highs run from 6°C on December 1 to 1°C on December 31, and lows from -3°C to -8°C. Normal precipitation for the month is 43 mm over about 6 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
- 3°C
- Average low
- -5°C
- Precipitation
- 43 mm
- Reanalysis high
- 17°CDec 5, 2004
- Reanalysis low
- -15°CDec 27, 2012
- Daylight
- 9 h 54 min to 9 h 45 min
- Cloud cover
- 61%
- Humidity
- 86%
- Dew point
- -4°C
- Wind
- 13.3 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 | 6°C | -3°C | 13°C 2014 | -7°C 1996 | 24% |
| Dec 2 | 6°C | -3°C | 13°C 2019 | -8°C 1996 | 24% |
| Dec 3 | 6°C | -3°C | 13°C 2010 | -8°C 1996 | 24% |
| Dec 4 | 6°C | -3°C | 16°C 2018 | -9°C 1997 | 25% |
| Dec 5 | 5°C | -3°C | 17°C 2004 | -7°C 2005 | 24% |
| Dec 6 | 5°C | -3°C | 13°C 2018 | -8°C 1995 | 25% |
| Dec 7 | 5°C | -4°C | 11°C 1997 | -9°C 2012 | 24% |
| Dec 8 | 5°C | -4°C | 11°C 1997 | -9°C 1995 | 24% |
| Dec 9 | 4°C | -4°C | 10°C 1992 | -9°C 1995 | 23% |
| Dec 10 | 4°C | -4°C | 10°C 2004 | -10°C 2014 | 24% |
| Dec 11 | 4°C | -5°C | 16°C 2015 | -10°C 2002 | 24% |
| Dec 12 | 3°C | -5°C | 10°C 1994 | -10°C 2002 | 23% |
| Dec 13 | 3°C | -5°C | 9°C 2001 | -11°C 2005 | 22% |
| Dec 14 | 3°C | -5°C | 9°C 2015 | -14°C 2002 | 22% |
| Dec 15 | 3°C | -5°C | 11°C 2015 | -11°C 2016 | 22% |
| Dec 16 | 3°C | -5°C | 8°C 2015 | -11°C 1992 | 22% |
| Dec 17 | 3°C | -6°C | 9°C 2019 | -11°C 1994 | 22% |
| Dec 18 | 3°C | -6°C | 9°C 2019 | -12°C 2014 | 22% |
| Dec 19 | 2°C | -6°C | 8°C 2019 | -13°C 2014 | 21% |
| Dec 20 | 2°C | -6°C | 10°C 2004 | -11°C 2005 | 22% |
| Dec 21 | 2°C | -6°C | 10°C 2016 | -11°C 2003 | 21% |
| Dec 22 | 2°C | -6°C | 12°C 2016 | -11°C 2009 | 22% |
| Dec 23 | 2°C | -7°C | 9°C 2016 | -11°C 2005 | 22% |
| Dec 24 | 2°C | -7°C | 10°C 1994 | -13°C 2012 | 22% |
| Dec 25 | 1°C | -7°C | 6°C 2006 | -14°C 2005 | 21% |
| Dec 26 | 1°C | -7°C | 8°C 1994 | -13°C 1995 | 20% |
| Dec 27 | 1°C | -7°C | 7°C 1997 | -15°C 2012 | 20% |
| Dec 28 | 1°C | -7°C | 6°C 2007 | -14°C 2002 | 21% |
| Dec 29 | 1°C | -8°C | 7°C 2008 | -12°C 2017 | 20% |
| Dec 30 | 1°C | -8°C | 6°C 1996 | -12°C 2002 | 20% |
| Dec 31 | 1°C | -8°C | 7°C 1996 | -13°C 1991 | 20% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+9).
- December 1
- sunrise 6:40 AM, sunset 4:34 PM
- December 31
- sunrise 6:58 AM, sunset 4:43 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.