Guaratinga Weather in December

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

Average highs run from 31°C on December 1 to 32°C on December 31, and lows from 20°C to 20°C. Normal precipitation for the month is 130 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: 20°C
Precipitation: 130 mm
Reanalysis high: 39°CDec 11, 2015
Reanalysis low: 16°CDec 13, 2007
Daylight: 13 h 03 min to 13 h 06 min
Cloud cover: 65%
Humidity: 79%
Dew point: 20°C
Wind: 6.1 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	31°C	20°C	38°C 2019	17°C 2013	60%
Dec 2	31°C	20°C	37°C 2015	18°C 2002	60%
Dec 3	31°C	20°C	38°C 2015	18°C 2002	58%
Dec 4	31°C	20°C	37°C 2017	18°C 2005	58%
Dec 5	31°C	20°C	37°C 2015	16°C 2005	58%
Dec 6	31°C	20°C	37°C 2002	17°C 1992	58%
Dec 7	31°C	20°C	38°C 2015	18°C 1992	57%
Dec 8	31°C	20°C	38°C 2015	18°C 2009	54%
Dec 9	31°C	20°C	38°C 2003	18°C 2008	55%
Dec 10	31°C	20°C	38°C 2015	18°C 2008	54%
Dec 11	32°C	20°C	39°C 2015	18°C 2007	54%
Dec 12	32°C	20°C	37°C 2015	17°C 2019	53%
Dec 13	32°C	20°C	38°C 2009	16°C 2007	52%
Dec 14	32°C	20°C	36°C 2015	17°C 1992	52%
Dec 15	32°C	20°C	36°C 2003	18°C 2016	52%
Dec 16	32°C	20°C	37°C 2015	18°C 1991	50%
Dec 17	32°C	20°C	37°C 1993	17°C 1996	50%
Dec 18	32°C	20°C	39°C 1994	18°C 2018	50%
Dec 19	32°C	20°C	36°C 2012	18°C 2008	49%
Dec 20	32°C	20°C	36°C 2015	18°C 1991	48%
Dec 21	32°C	20°C	37°C 2002	17°C 1991	48%
Dec 22	32°C	20°C	37°C 2003	18°C 2005	47%
Dec 23	32°C	20°C	37°C 2010	18°C 2007	47%
Dec 24	32°C	20°C	37°C 2002	17°C 1998	46%
Dec 25	32°C	20°C	37°C 2015	18°C 1993	45%
Dec 26	32°C	20°C	35°C 2012	17°C 1998	45%
Dec 27	32°C	20°C	36°C 1997	17°C 1998	44%
Dec 28	32°C	20°C	36°C 2004	19°C 1999	45%
Dec 29	32°C	20°C	35°C 2014	19°C 2016	46%
Dec 30	32°C	20°C	37°C 2014	18°C 2016	45%
Dec 31	32°C	20°C	37°C 2015	18°C 2007	46%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 4:57 AM, sunset 6:00 PM
December 31: sunrise 5:09 AM, sunset 6:15 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.