General Güemes Weather in December

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

Average highs run from 32°C on December 1 to 32°C on December 31, and lows from 18°C to 20°C. Normal precipitation for the month is 133 mm over about 16 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: 32°C
Average low: 19°C
Precipitation: 133 mm
Reanalysis high: 41°CDec 17, 2015
Reanalysis low: 10°CDec 13, 2010
Daylight: 13 h 33 min to 13 h 39 min
Cloud cover: 66%
Humidity: 60%
Dew point: 16°C
Wind: 13.0 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	32°C	18°C	38°C 1999	12°C 1993	40%
Dec 2	32°C	18°C	41°C 2010	12°C 2014	40%
Dec 3	32°C	18°C	38°C 2004	11°C 2018	40%
Dec 4	32°C	18°C	40°C 1993	12°C 2001	42%
Dec 5	32°C	18°C	40°C 2013	13°C 1994	43%
Dec 6	32°C	18°C	39°C 2014	11°C 1999	44%
Dec 7	32°C	18°C	39°C 2014	12°C 2009	44%
Dec 8	32°C	18°C	37°C 2008	14°C 2018	44%
Dec 9	32°C	18°C	37°C 1997	14°C 2001	44%
Dec 10	32°C	18°C	40°C 2012	14°C 2002	44%
Dec 11	32°C	18°C	39°C 2010	15°C 1996	44%
Dec 12	32°C	19°C	40°C 1997	13°C 2010	44%
Dec 13	32°C	19°C	38°C 2015	10°C 2010	44%
Dec 14	32°C	19°C	39°C 2015	11°C 2010	44%
Dec 15	32°C	19°C	36°C 1997	14°C 2010	44%
Dec 16	32°C	19°C	37°C 2012	13°C 2007	44%
Dec 17	32°C	19°C	41°C 2015	13°C 2003	46%
Dec 18	32°C	19°C	40°C 2012	13°C 2017	46%
Dec 19	32°C	19°C	40°C 2012	14°C 2015	46%
Dec 20	32°C	19°C	38°C 1995	15°C 2002	46%
Dec 21	32°C	19°C	37°C 1999	16°C 2006	48%
Dec 22	32°C	19°C	38°C 2011	14°C 2014	49%
Dec 23	32°C	19°C	41°C 2015	13°C 2014	50%
Dec 24	32°C	19°C	39°C 2012	13°C 2014	52%
Dec 25	32°C	19°C	39°C 1991	13°C 2011	54%
Dec 26	32°C	19°C	41°C 1997	15°C 2012	55%
Dec 27	32°C	19°C	38°C 1998	12°C 2012	55%
Dec 28	32°C	19°C	38°C 2002	15°C 2012	56%
Dec 29	32°C	19°C	37°C 2013	14°C 2003	56%
Dec 30	32°C	19°C	37°C 2020	16°C 2003	57%
Dec 31	32°C	20°C	39°C 2012	17°C 1993	58%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 6:23 AM, sunset 7:56 PM
December 31: sunrise 6:34 AM, sunset 8:13 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.