Morrinhos Weather in December

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

Average highs run from 29°C on December 1 to 28°C on December 31, and lows from 20°C to 20°C. Normal precipitation for the month is 229 mm over about 25 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: 29°C
Average low: 20°C
Precipitation: 229 mm
Reanalysis high: 38°CDec 4, 2002
Reanalysis low: 14°CDec 19, 2000
Daylight: 13 h 07 min to 13 h 11 min
Cloud cover: 81%
Humidity: 80%
Dew point: 20°C
Wind: 10.1 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	29°C	20°C	36°C 2020	17°C 1996	85%
Dec 2	29°C	20°C	36°C 2002	18°C 2014	86%
Dec 3	29°C	20°C	36°C 2002	18°C 1996	87%
Dec 4	29°C	20°C	38°C 2002	17°C 2008	86%
Dec 5	29°C	20°C	37°C 2020	17°C 2008	87%
Dec 6	29°C	20°C	37°C 2002	18°C 1996	87%
Dec 7	29°C	20°C	36°C 2002	17°C 1992	88%
Dec 8	29°C	20°C	33°C 2008	19°C 1992	87%
Dec 9	29°C	20°C	35°C 2008	18°C 2001	86%
Dec 10	29°C	20°C	33°C 2008	17°C 2001	86%
Dec 11	29°C	20°C	31°C 2008	18°C 2018	86%
Dec 12	29°C	20°C	33°C 2007	18°C 1994	86%
Dec 13	29°C	20°C	33°C 2007	18°C 1994	84%
Dec 14	29°C	20°C	32°C 2020	18°C 1992	84%
Dec 15	29°C	20°C	34°C 2020	18°C 1992	83%
Dec 16	29°C	20°C	34°C 2020	19°C 2018	83%
Dec 17	29°C	20°C	33°C 2003	17°C 2016	82%
Dec 18	29°C	20°C	35°C 2020	16°C 2000	81%
Dec 19	29°C	20°C	32°C 2020	14°C 2000	81%
Dec 20	29°C	20°C	33°C 2020	15°C 2000	80%
Dec 21	29°C	20°C	34°C 2020	18°C 2010	80%
Dec 22	29°C	20°C	32°C 1999	18°C 2008	80%
Dec 23	29°C	20°C	33°C 2012	18°C 2011	81%
Dec 24	29°C	20°C	33°C 2012	18°C 1993	81%
Dec 25	29°C	20°C	33°C 2012	18°C 1993	81%
Dec 26	29°C	20°C	34°C 2016	17°C 1993	81%
Dec 27	29°C	20°C	33°C 2016	17°C 2007	81%
Dec 28	29°C	20°C	33°C 2007	17°C 2007	82%
Dec 29	28°C	20°C	32°C 2019	18°C 1998	82%
Dec 30	28°C	20°C	34°C 2007	18°C 2016	81%
Dec 31	28°C	20°C	35°C 2007	18°C 1992	81%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 5:32 AM, sunset 6:39 PM
December 31: sunrise 5:44 AM, sunset 6:55 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.