Horizonte Weather in December

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

Average highs run from 34°C on December 1 to 33°C on December 31, and lows from 24°C to 24°C. Normal precipitation for the month is 25 mm over about 6 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: 34°C
Average low: 24°C
Precipitation: 25 mm
Reanalysis high: 36°CDec 3, 2007
Reanalysis low: 22°CDec 22, 1991
Daylight: 12 h 20 min to 12 h 22 min
Cloud cover: 47%
Humidity: 68%
Dew point: 21°C
Wind: 17.6 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	34°C	24°C	35°C 2020	22°C 2004	8%
Dec 2	34°C	24°C	36°C 2004	22°C 1996	8%
Dec 3	34°C	24°C	36°C 2007	23°C 2017	9%
Dec 4	34°C	24°C	35°C 2003	23°C 1992	9%
Dec 5	34°C	24°C	36°C 2008	23°C 1992	8%
Dec 6	34°C	24°C	35°C 2008	23°C 1992	8%
Dec 7	34°C	24°C	35°C 2019	23°C 2019	10%
Dec 8	34°C	24°C	35°C 2003	23°C 1994	11%
Dec 9	34°C	24°C	35°C 2015	23°C 1994	12%
Dec 10	34°C	24°C	35°C 2013	23°C 1995	13%
Dec 11	34°C	24°C	35°C 1996	23°C 2004	14%
Dec 12	34°C	24°C	35°C 2003	23°C 2018	16%
Dec 13	34°C	24°C	35°C 2020	23°C 2013	16%
Dec 14	34°C	24°C	35°C 2019	23°C 1995	17%
Dec 15	34°C	24°C	36°C 2015	23°C 2000	19%
Dec 16	34°C	24°C	35°C 2019	23°C 2000	20%
Dec 17	34°C	24°C	35°C 2012	23°C 2000	20%
Dec 18	33°C	24°C	35°C 2005	23°C 2000	22%
Dec 19	33°C	24°C	36°C 1997	23°C 1998	22%
Dec 20	33°C	24°C	35°C 1998	23°C 2010	24%
Dec 21	33°C	24°C	35°C 2012	23°C 1991	25%
Dec 22	33°C	24°C	35°C 2019	22°C 1991	26%
Dec 23	33°C	24°C	35°C 1998	23°C 1999	25%
Dec 24	33°C	24°C	35°C 2008	23°C 2018	25%
Dec 25	33°C	24°C	36°C 1998	23°C 1991	25%
Dec 26	33°C	24°C	35°C 2019	23°C 2018	27%
Dec 27	33°C	24°C	35°C 2019	22°C 2018	28%
Dec 28	33°C	24°C	35°C 2008	23°C 2018	30%
Dec 29	33°C	24°C	35°C 2009	23°C 1994	30%
Dec 30	33°C	24°C	36°C 2002	23°C 2018	31%
Dec 31	33°C	24°C	35°C 2003	22°C 2010	34%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 5:13 AM, sunset 5:33 PM
December 31: sunrise 5:26 AM, sunset 5:48 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.