Arauco Weather in December
Average highs run from 14°C on December 1 to 16°C on December 31, and lows from 13°C to 14°C. Normal precipitation for the month is 19 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
- 15°C
- Average low
- 14°C
- Precipitation
- 19 mm
- Reanalysis high
- 22°CDec 12, 1996
- Reanalysis low
- 11°CDec 18, 2010
- Daylight
- 14 h 32 min to 14 h 41 min
- Cloud cover
- 42%
- Humidity
- 85%
- Dew point
- 12°C
- Wind
- 27.7 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 | 14°C | 13°C | 17°C 1991 | 11°C 2010 | 12% |
| Dec 2 | 14°C | 13°C | 16°C 1991 | 11°C 2006 | 12% |
| Dec 3 | 15°C | 13°C | 16°C 1991 | 11°C 2013 | 12% |
| Dec 4 | 15°C | 13°C | 16°C 1995 | 11°C 2020 | 12% |
| Dec 5 | 15°C | 13°C | 16°C 1991 | 11°C 1999 | 12% |
| Dec 6 | 15°C | 13°C | 18°C 2018 | 12°C 2013 | 12% |
| Dec 7 | 15°C | 13°C | 17°C 1995 | 12°C 2013 | 12% |
| Dec 8 | 15°C | 13°C | 17°C 1997 | 12°C 2010 | 12% |
| Dec 9 | 15°C | 13°C | 17°C 2008 | 12°C 2010 | 12% |
| Dec 10 | 15°C | 13°C | 20°C 1996 | 12°C 1991 | 12% |
| Dec 11 | 15°C | 13°C | 21°C 1996 | 12°C 2010 | 11% |
| Dec 12 | 15°C | 13°C | 22°C 1996 | 11°C 2010 | 11% |
| Dec 13 | 15°C | 14°C | 17°C 2008 | 11°C 1998 | 11% |
| Dec 14 | 15°C | 14°C | 17°C 1992 | 12°C 1998 | 11% |
| Dec 15 | 15°C | 14°C | 16°C 2012 | 11°C 2020 | 10% |
| Dec 16 | 15°C | 14°C | 18°C 1994 | 12°C 2020 | 11% |
| Dec 17 | 15°C | 14°C | 17°C 2001 | 11°C 2010 | 11% |
| Dec 18 | 15°C | 14°C | 17°C 2008 | 11°C 2010 | 11% |
| Dec 19 | 15°C | 14°C | 17°C 1995 | 12°C 2010 | 12% |
| Dec 20 | 15°C | 14°C | 17°C 1995 | 12°C 2014 | 11% |
| Dec 21 | 15°C | 14°C | 18°C 1995 | 12°C 2014 | 10% |
| Dec 22 | 15°C | 14°C | 18°C 1995 | 12°C 2014 | 10% |
| Dec 23 | 15°C | 14°C | 19°C 1995 | 12°C 2017 | 10% |
| Dec 24 | 16°C | 14°C | 18°C 1995 | 12°C 1991 | 9% |
| Dec 25 | 16°C | 14°C | 19°C 1995 | 13°C 2019 | 8% |
| Dec 26 | 16°C | 14°C | 19°C 1995 | 13°C 2020 | 7% |
| Dec 27 | 16°C | 14°C | 18°C 1995 | 13°C 2003 | 8% |
| Dec 28 | 16°C | 14°C | 19°C 1995 | 12°C 2003 | 7% |
| Dec 29 | 16°C | 14°C | 19°C 2008 | 13°C 2011 | 8% |
| Dec 30 | 16°C | 14°C | 17°C 1995 | 12°C 2011 | 8% |
| Dec 31 | 16°C | 14°C | 18°C 2008 | 13°C 1998 | 8% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-3).
- December 1
- sunrise 6:27 AM, sunset 8:59 PM
- December 31
- sunrise 6:36 AM, sunset 9:17 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.