Prostějov Weather in December
Average highs run from 2°C on December 1 to -1°C on December 31, and lows from -3°C to -6°C. Normal precipitation for the month is 43 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
- 0°C
- Average low
- -5°C
- Precipitation
- 43 mm
- Reanalysis high
- 11°CDec 8, 2006
- Reanalysis low
- -25°CDec 28, 1996
- Daylight
- 8 h 29 min to 8 h 13 min
- Cloud cover
- 76%
- Humidity
- 95%
- Dew point
- -3°C
- Wind
- 16.9 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 | 2°C | -3°C | 8°C 2009 | -10°C 1998 | 32% |
| Dec 2 | 2°C | -3°C | 10°C 2015 | -12°C 2005 | 32% |
| Dec 3 | 2°C | -3°C | 9°C 2015 | -15°C 2010 | 32% |
| Dec 4 | 2°C | -3°C | 6°C 2011 | -16°C 2010 | 33% |
| Dec 5 | 2°C | -3°C | 9°C 2006 | -17°C 2010 | 35% |
| Dec 6 | 1°C | -4°C | 8°C 2006 | -8°C 2001 | 35% |
| Dec 7 | 1°C | -4°C | 7°C 2006 | -15°C 2001 | 35% |
| Dec 8 | 1°C | -4°C | 11°C 2006 | -16°C 1991 | 35% |
| Dec 9 | 1°C | -4°C | 10°C 2006 | -17°C 1991 | 35% |
| Dec 10 | 1°C | -4°C | 6°C 2016 | -15°C 1991 | 35% |
| Dec 11 | 1°C | -4°C | 9°C 2000 | -16°C 1998 | 34% |
| Dec 12 | 1°C | -4°C | 10°C 2000 | -12°C 1998 | 35% |
| Dec 13 | 1°C | -4°C | 10°C 2000 | -18°C 2001 | 36% |
| Dec 14 | 0°C | -5°C | 7°C 2000 | -19°C 2001 | 35% |
| Dec 15 | 0°C | -5°C | 5°C 2000 | -19°C 2001 | 34% |
| Dec 16 | 0°C | -5°C | 4°C 2011 | -19°C 2010 | 35% |
| Dec 17 | 0°C | -5°C | 4°C 2008 | -14°C 2010 | 35% |
| Dec 18 | 0°C | -5°C | 7°C 2019 | -16°C 2010 | 35% |
| Dec 19 | 0°C | -5°C | 10°C 2014 | -18°C 2010 | 34% |
| Dec 20 | 0°C | -5°C | 8°C 2019 | -18°C 2009 | 33% |
| Dec 21 | 0°C | -5°C | 6°C 2019 | -20°C 2001 | 34% |
| Dec 22 | 0°C | -6°C | 7°C 2015 | -21°C 1996 | 34% |
| Dec 23 | 0°C | -6°C | 9°C 2014 | -19°C 2001 | 34% |
| Dec 24 | 0°C | -6°C | 7°C 2020 | -19°C 2001 | 35% |
| Dec 25 | 0°C | -6°C | 9°C 2009 | -19°C 1996 | 35% |
| Dec 26 | 0°C | -6°C | 9°C 2015 | -21°C 1996 | 36% |
| Dec 27 | -1°C | -6°C | 7°C 2013 | -23°C 1996 | 37% |
| Dec 28 | -1°C | -6°C | 7°C 2015 | -25°C 1996 | 38% |
| Dec 29 | -1°C | -6°C | 6°C 2013 | -24°C 1996 | 38% |
| Dec 30 | -1°C | -6°C | 4°C 2013 | -20°C 1996 | 38% |
| Dec 31 | -1°C | -6°C | 6°C 2017 | -20°C 1996 | 37% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+1).
- December 1
- sunrise 7:26 AM, sunset 3:55 PM
- December 31
- sunrise 7:48 AM, sunset 4:01 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.