Santa Bárbara do Pará Weather in December

NASA POWER reanalysis for the half-degree grid cell around Santa Bárbara do Pará, 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 30°C on December 31, and lows from 26°C to 25°C. Normal precipitation for the month is 152 mm over about 22 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: 31°C
Average low: 26°C
Precipitation: 152 mm
Reanalysis high: 35°CDec 1, 2015
Reanalysis low: 23°CDec 19, 2016
Daylight: 12 h 11 min to 12 h 12 min
Cloud cover: 61%
Humidity: 77%
Dew point: 23°C
Wind: 11.5 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	26°C	35°C 2015	24°C 1995	53%
Dec 2	32°C	26°C	35°C 2017	24°C 1996	55%
Dec 3	32°C	26°C	34°C 2017	25°C 1996	56%
Dec 4	32°C	26°C	35°C 2017	24°C 2011	58%
Dec 5	32°C	26°C	35°C 2017	24°C 1996	60%
Dec 6	32°C	26°C	34°C 1991	24°C 2018	60%
Dec 7	32°C	26°C	34°C 1999	25°C 1996	63%
Dec 8	32°C	26°C	34°C 2012	25°C 1994	64%
Dec 9	32°C	26°C	34°C 1999	25°C 1996	66%
Dec 10	32°C	26°C	34°C 2004	25°C 2002	67%
Dec 11	32°C	26°C	34°C 2017	25°C 2002	69%
Dec 12	32°C	26°C	33°C 2012	25°C 2018	70%
Dec 13	31°C	26°C	33°C 1991	25°C 2018	73%
Dec 14	31°C	26°C	33°C 2012	25°C 1994	74%
Dec 15	31°C	26°C	33°C 1991	24°C 2018	76%
Dec 16	31°C	26°C	33°C 1991	24°C 2000	77%
Dec 17	31°C	26°C	34°C 2013	24°C 2000	78%
Dec 18	31°C	26°C	33°C 1992	24°C 2000	80%
Dec 19	31°C	26°C	33°C 2001	23°C 2016	82%
Dec 20	31°C	26°C	33°C 2001	23°C 2017	82%
Dec 21	31°C	25°C	34°C 2014	24°C 2000	84%
Dec 22	31°C	25°C	33°C 2001	24°C 1998	84%
Dec 23	31°C	25°C	33°C 2014	23°C 1998	85%
Dec 24	31°C	25°C	33°C 2001	24°C 1999	86%
Dec 25	30°C	25°C	33°C 2001	24°C 1999	87%
Dec 26	30°C	25°C	33°C 2001	24°C 2008	88%
Dec 27	30°C	25°C	33°C 2014	24°C 1994	88%
Dec 28	30°C	25°C	33°C 2014	24°C 1993	88%
Dec 29	30°C	25°C	32°C 2015	23°C 2005	89%
Dec 30	30°C	25°C	33°C 2001	24°C 2007	88%
Dec 31	30°C	25°C	33°C 2013	24°C 2009	89%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 5:57 AM, sunset 6:08 PM
December 31: sunrise 6:10 AM, sunset 6:22 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.