Atalaia do Norte Weather in December

NASA POWER reanalysis for the half-degree grid cell around Atalaia do Norte, 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 23°C to 23°C. Normal precipitation for the month is 276 mm over about 28 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: 28°C
Average low: 23°C
Precipitation: 276 mm
Reanalysis high: 34°CDec 1, 1991
Reanalysis low: 21°CDec 25, 1998
Daylight: 12 h 22 min to 12 h 22 min
Cloud cover: 85%
Humidity: 92%
Dew point: 24°C
Wind: 2.5 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	29°C	23°C	34°C 1991	22°C 2018	83%
Dec 2	29°C	23°C	31°C 1991	22°C 2013	83%
Dec 3	29°C	23°C	32°C 1991	22°C 2000	83%
Dec 4	29°C	23°C	33°C 1991	22°C 1992	83%
Dec 5	29°C	23°C	32°C 1991	22°C 2010	84%
Dec 6	29°C	23°C	33°C 1997	22°C 1992	84%
Dec 7	29°C	23°C	31°C 1991	22°C 2000	84%
Dec 8	29°C	23°C	33°C 1991	22°C 1992	85%
Dec 9	29°C	23°C	32°C 1991	22°C 1992	86%
Dec 10	29°C	23°C	33°C 1991	22°C 1996	87%
Dec 11	29°C	23°C	32°C 1991	22°C 1996	88%
Dec 12	28°C	23°C	32°C 1997	22°C 1996	89%
Dec 13	28°C	23°C	31°C 1991	21°C 2003	88%
Dec 14	28°C	23°C	31°C 1997	22°C 2007	88%
Dec 15	28°C	23°C	31°C 1991	22°C 2007	90%
Dec 16	28°C	23°C	31°C 1997	22°C 1996	89%
Dec 17	28°C	23°C	30°C 1997	23°C 1992	88%
Dec 18	28°C	23°C	31°C 1991	22°C 2000	89%
Dec 19	28°C	23°C	30°C 1997	22°C 2002	89%
Dec 20	28°C	23°C	31°C 1991	22°C 2007	89%
Dec 21	28°C	23°C	32°C 1997	21°C 2003	90%
Dec 22	28°C	23°C	30°C 1997	22°C 1995	90%
Dec 23	28°C	23°C	30°C 1991	21°C 1999	90%
Dec 24	28°C	23°C	32°C 1991	21°C 1998	90%
Dec 25	28°C	23°C	31°C 1991	21°C 1998	90%
Dec 26	28°C	23°C	30°C 2019	22°C 1993	90%
Dec 27	28°C	23°C	31°C 1997	22°C 1999	90%
Dec 28	28°C	23°C	31°C 1997	21°C 2004	90%
Dec 29	28°C	23°C	30°C 1997	23°C 2014	90%
Dec 30	28°C	23°C	31°C 1991	22°C 2020	89%
Dec 31	28°C	23°C	30°C 1991	22°C 2012	90%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT-5).

December 1: sunrise 5:19 AM, sunset 5:41 PM
December 31: sunrise 5:33 AM, sunset 5:55 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.