São Miguel dos Campos Weather in December

NASA POWER reanalysis for the half-degree grid cell around São Miguel dos Campos, 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 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, and the record, in °C.

Normal low
Normal high
Record high
Record low

December at a glance

Average high: 32°C
Average low: 24°C
Precipitation: 25 mm
Record high: 36°CDec 9, 2002
Record low: 20°CDec 7, 2012
Daylight: 12 h 39 min to 12 h 41 min
Cloud cover: 47%
Humidity: 69%
Dew point: 21°C
Wind: 20.2 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	Record high	Record low	Chance wet
Dec 1	32°C	24°C	33°C 2004	21°C 2007	17%
Dec 2	32°C	24°C	34°C 1985	20°C 2007	17%
Dec 3	32°C	24°C	34°C 1997	21°C 1991	18%
Dec 4	32°C	24°C	33°C 2003	20°C 2007	18%
Dec 5	32°C	24°C	34°C 1997	20°C 1996	18%
Dec 6	32°C	24°C	34°C 1995	20°C 2012	18%
Dec 7	32°C	24°C	33°C 1995	20°C 2012	17%
Dec 8	32°C	24°C	34°C 2019	21°C 2011	17%
Dec 9	32°C	24°C	36°C 2002	20°C 2011	17%
Dec 10	32°C	24°C	35°C 2002	21°C 1983	19%
Dec 11	32°C	24°C	33°C 2003	20°C 1996	19%
Dec 12	32°C	24°C	35°C 2011	21°C 1990	19%
Dec 13	32°C	24°C	33°C 2024	20°C 2007	20%
Dec 14	32°C	24°C	34°C 2003	20°C 1986	21%
Dec 15	32°C	24°C	33°C 2003	21°C 2018	22%
Dec 16	32°C	24°C	36°C 1984	21°C 1973	23%
Dec 17	32°C	24°C	33°C 1984	21°C 2011	22%
Dec 18	32°C	24°C	33°C 1997	21°C 1973	21%
Dec 19	32°C	24°C	33°C 1991	21°C 2008	21%
Dec 20	32°C	24°C	35°C 1994	21°C 1985	21%
Dec 21	32°C	24°C	33°C 1993	21°C 1986	21%
Dec 22	32°C	24°C	34°C 2004	21°C 1986	21%
Dec 23	32°C	24°C	33°C 2004	22°C 2006	21%
Dec 24	32°C	24°C	35°C 2002	21°C 2007	22%
Dec 25	32°C	24°C	35°C 2021	21°C 1985	21%
Dec 26	32°C	24°C	36°C 2002	21°C 2012	21%
Dec 27	32°C	24°C	35°C 2002	21°C 2009	20%
Dec 28	32°C	24°C	33°C 2003	21°C 2007	20%
Dec 29	32°C	24°C	34°C 2004	21°C 2000	20%
Dec 30	32°C	24°C	35°C 1995	21°C 1989	20%
Dec 31	32°C	24°C	34°C 2004	20°C 1984	21%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 4:54 AM, sunset 5:33 PM
December 31: sunrise 5:07 AM, sunset 5:48 PM

Every day of December: sun and moon

Other months

Sources

Records: NOAA GHCN-Daily, station BR038983570, every year on file, quality-flagged values removed. 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.