Barros Blancos Weather in December

NASA POWER reanalysis for the half-degree grid cell around Barros Blancos, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 23°C on December 1 to 26°C on December 31, and lows from 17°C to 19°C. Normal precipitation for the month is 93 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: 25°C
Average low: 18°C
Precipitation: 93 mm
Reanalysis high: 33°CDec 30, 2013
Reanalysis low: 12°CDec 11, 2005
Daylight: 14 h 19 min to 14 h 27 min
Cloud cover: 49%
Humidity: 72%
Dew point: 16°C
Wind: 20.5 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	23°C	17°C	28°C 1998	13°C 1993	28%
Dec 2	23°C	17°C	29°C 1996	14°C 1992	27%
Dec 3	23°C	17°C	30°C 2004	13°C 1992	27%
Dec 4	23°C	17°C	28°C 1995	14°C 2009	27%
Dec 5	24°C	17°C	28°C 2012	14°C 2020	27%
Dec 6	24°C	17°C	30°C 1995	13°C 1993	28%
Dec 7	24°C	17°C	29°C 2010	13°C 2018	27%
Dec 8	24°C	17°C	30°C 2013	13°C 2018	27%
Dec 9	24°C	17°C	29°C 1994	14°C 1995	28%
Dec 10	24°C	17°C	30°C 1994	13°C 2001	27%
Dec 11	24°C	17°C	32°C 1994	12°C 2005	26%
Dec 12	24°C	17°C	32°C 2015	14°C 2003	26%
Dec 13	24°C	18°C	28°C 2017	15°C 2019	27%
Dec 14	24°C	18°C	28°C 2012	15°C 2016	30%
Dec 15	24°C	18°C	30°C 2013	13°C 2000	32%
Dec 16	24°C	18°C	30°C 2006	14°C 2000	32%
Dec 17	25°C	18°C	32°C 2013	15°C 2003	33%
Dec 18	25°C	18°C	31°C 1995	15°C 2017	32%
Dec 19	25°C	18°C	29°C 2014	15°C 2000	32%
Dec 20	25°C	18°C	28°C 2008	14°C 1993	33%
Dec 21	25°C	18°C	32°C 1995	14°C 1993	32%
Dec 22	25°C	19°C	31°C 2010	15°C 1999	33%
Dec 23	25°C	19°C	30°C 2010	15°C 1999	33%
Dec 24	25°C	19°C	31°C 2013	13°C 2000	33%
Dec 25	25°C	19°C	33°C 2013	14°C 2011	34%
Dec 26	25°C	19°C	33°C 2013	15°C 2005	34%
Dec 27	25°C	19°C	30°C 1998	16°C 1991	33%
Dec 28	26°C	19°C	31°C 2015	16°C 2012	33%
Dec 29	26°C	19°C	31°C 2013	16°C 2008	32%
Dec 30	26°C	19°C	33°C 2013	15°C 2008	31%
Dec 31	26°C	19°C	31°C 1994	16°C 2003	32%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT-3).

December 1: sunrise 5:24 AM, sunset 7:43 PM
December 31: sunrise 5:33 AM, sunset 8:00 PM

Every day of December: sun and moon

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.