Comodoro Rivadavia Weather in December
Average highs run from 19°C on December 1 to 22°C on December 31, and lows from 11°C to 13°C. Normal precipitation for the month is 16 mm over about 3 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
- 21°C
- Average low
- 12°C
- Precipitation
- 16 mm
- Reanalysis high
- 32°CDec 30, 2010
- Reanalysis low
- 6°CDec 6, 2005
- Daylight
- 15 h 27 min to 15 h 40 min
- Cloud cover
- 55%
- Humidity
- 53%
- Dew point
- 6°C
- Wind
- 27.4 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 |
|---|---|---|---|---|---|
| Dec 1 | 19°C | 11°C | 24°C 1999 | 8°C 2009 | 10% |
| Dec 2 | 19°C | 11°C | 26°C 2015 | 7°C 2009 | 11% |
| Dec 3 | 20°C | 11°C | 26°C 2018 | 7°C 2010 | 12% |
| Dec 4 | 20°C | 11°C | 25°C 2017 | 6°C 1999 | 12% |
| Dec 5 | 20°C | 11°C | 25°C 2017 | 7°C 2005 | 12% |
| Dec 6 | 20°C | 11°C | 29°C 2008 | 6°C 2005 | 11% |
| Dec 7 | 20°C | 11°C | 29°C 2018 | 7°C 1991 | 11% |
| Dec 8 | 20°C | 11°C | 27°C 2004 | 7°C 1991 | 11% |
| Dec 9 | 20°C | 11°C | 28°C 2004 | 7°C 1991 | 11% |
| Dec 10 | 20°C | 11°C | 27°C 2005 | 7°C 1991 | 11% |
| Dec 11 | 20°C | 11°C | 26°C 1999 | 6°C 2010 | 11% |
| Dec 12 | 20°C | 12°C | 30°C 1996 | 8°C 2010 | 10% |
| Dec 13 | 20°C | 12°C | 30°C 2011 | 7°C 1993 | 10% |
| Dec 14 | 20°C | 12°C | 27°C 2008 | 7°C 2000 | 10% |
| Dec 15 | 21°C | 12°C | 25°C 2013 | 8°C 2000 | 10% |
| Dec 16 | 21°C | 12°C | 31°C 2011 | 6°C 1991 | 10% |
| Dec 17 | 21°C | 12°C | 26°C 1994 | 8°C 1991 | 9% |
| Dec 18 | 21°C | 12°C | 26°C 2007 | 6°C 2015 | 9% |
| Dec 19 | 21°C | 12°C | 28°C 1995 | 9°C 2004 | 9% |
| Dec 20 | 21°C | 12°C | 27°C 2018 | 7°C 1992 | 9% |
| Dec 21 | 21°C | 12°C | 27°C 1993 | 7°C 2014 | 9% |
| Dec 22 | 21°C | 12°C | 27°C 1995 | 8°C 2000 | 8% |
| Dec 23 | 21°C | 12°C | 25°C 1995 | 8°C 2017 | 9% |
| Dec 24 | 21°C | 12°C | 29°C 1995 | 8°C 1991 | 10% |
| Dec 25 | 21°C | 12°C | 28°C 1995 | 8°C 1991 | 9% |
| Dec 26 | 21°C | 12°C | 26°C 2020 | 8°C 2000 | 9% |
| Dec 27 | 21°C | 12°C | 29°C 2011 | 8°C 2000 | 8% |
| Dec 28 | 21°C | 12°C | 26°C 2010 | 9°C 2002 | 8% |
| Dec 29 | 22°C | 12°C | 28°C 2010 | 9°C 1992 | 8% |
| Dec 30 | 22°C | 13°C | 32°C 2010 | 8°C 1991 | 8% |
| Dec 31 | 22°C | 13°C | 29°C 2010 | 9°C 1992 | 8% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-3).
- December 1
- sunrise 5:36 AM, sunset 9:03 PM
- December 31
- sunrise 5:43 AM, sunset 9:23 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.