Amarante do Maranhão Weather in December

NASA POWER reanalysis for the half-degree grid cell around Amarante do Maranhão, 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 31°C on December 31, and lows from 24°C to 23°C. Normal precipitation for the month is 127 mm over about 19 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: 33°C
Average low: 23°C
Precipitation: 127 mm
Reanalysis high: 41°CDec 1, 2015
Reanalysis low: 20°CDec 22, 1991
Daylight: 12 h 26 min to 12 h 26 min
Cloud cover: 76%
Humidity: 70%
Dew point: 21°C
Wind: 9.0 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	41°C 2015	21°C 1995	49%
Dec 2	34°C	24°C	40°C 2015	21°C 1992	48%
Dec 3	34°C	24°C	40°C 2019	22°C 1996	47%
Dec 4	34°C	24°C	39°C 2017	22°C 1996	46%
Dec 5	34°C	24°C	40°C 2017	22°C 1996	46%
Dec 6	34°C	24°C	40°C 2017	20°C 1999	46%
Dec 7	34°C	24°C	39°C 1997	21°C 2018	48%
Dec 8	34°C	24°C	39°C 2015	21°C 1999	48%
Dec 9	34°C	24°C	40°C 1997	21°C 1999	49%
Dec 10	34°C	24°C	39°C 1997	22°C 2002	51%
Dec 11	33°C	24°C	40°C 2015	22°C 2018	53%
Dec 12	33°C	24°C	39°C 2015	21°C 2002	54%
Dec 13	33°C	24°C	40°C 2015	22°C 2010	56%
Dec 14	33°C	23°C	38°C 2015	22°C 2006	58%
Dec 15	33°C	23°C	37°C 2015	21°C 1993	57%
Dec 16	33°C	23°C	37°C 2015	21°C 2008	57%
Dec 17	33°C	23°C	37°C 1994	20°C 2000	58%
Dec 18	33°C	23°C	39°C 2015	21°C 2010	60%
Dec 19	32°C	23°C	37°C 2019	20°C 2016	62%
Dec 20	32°C	23°C	37°C 2019	21°C 2016	62%
Dec 21	32°C	23°C	37°C 2019	21°C 1999	62%
Dec 22	32°C	23°C	38°C 2019	20°C 1991	61%
Dec 23	32°C	23°C	38°C 2019	21°C 1991	62%
Dec 24	32°C	23°C	39°C 2019	21°C 2009	62%
Dec 25	32°C	23°C	38°C 2003	21°C 2018	63%
Dec 26	32°C	23°C	38°C 2015	21°C 1994	65%
Dec 27	32°C	23°C	39°C 2015	22°C 2000	65%
Dec 28	32°C	23°C	37°C 2015	22°C 1994	65%
Dec 29	32°C	23°C	38°C 2015	20°C 2005	64%
Dec 30	31°C	23°C	38°C 2015	21°C 2004	65%
Dec 31	31°C	23°C	36°C 2017	21°C 1991	66%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 5:43 AM, sunset 6:09 PM
December 31: sunrise 5:57 AM, sunset 6:23 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.