São Paulo de Olivença Weather in December

NASA POWER reanalysis for the half-degree grid cell around São Paulo de Olivença, 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 24°C to 24°C. Normal precipitation for the month is 251 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: 24°C
Precipitation: 251 mm
Reanalysis high: 32°CDec 1, 2017
Reanalysis low: 22°CDec 6, 1996
Daylight: 12 h 19 min to 12 h 19 min
Cloud cover: 83%
Humidity: 90%
Dew point: 24°C
Wind: 3.2 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	Reanalysis high	Reanalysis low	Chance wet
Dec 1	29°C	24°C	32°C 2017	22°C 1999	84%
Dec 2	29°C	24°C	31°C 2015	23°C 2012	84%
Dec 3	29°C	24°C	31°C 2017	22°C 1992	85%
Dec 4	29°C	24°C	30°C 2017	22°C 1992	85%
Dec 5	29°C	24°C	30°C 1997	23°C 1996	84%
Dec 6	29°C	24°C	30°C 2016	22°C 1996	84%
Dec 7	29°C	24°C	31°C 1997	23°C 1996	84%
Dec 8	29°C	24°C	31°C 2016	23°C 2007	86%
Dec 9	29°C	24°C	30°C 1991	23°C 2007	86%
Dec 10	28°C	24°C	31°C 2015	23°C 1996	88%
Dec 11	28°C	24°C	31°C 2015	23°C 2014	87%
Dec 12	28°C	24°C	30°C 1998	22°C 1996	87%
Dec 13	28°C	24°C	30°C 2016	22°C 2007	86%
Dec 14	28°C	24°C	30°C 2016	22°C 2007	87%
Dec 15	28°C	24°C	30°C 1997	23°C 2006	88%
Dec 16	28°C	24°C	31°C 1998	22°C 1999	89%
Dec 17	28°C	24°C	30°C 2016	23°C 2020	89%
Dec 18	28°C	24°C	29°C 2016	22°C 2002	90%
Dec 19	28°C	24°C	31°C 1998	22°C 2002	91%
Dec 20	28°C	24°C	30°C 2020	23°C 1995	92%
Dec 21	28°C	24°C	30°C 1998	22°C 1995	92%
Dec 22	28°C	24°C	31°C 1998	22°C 1995	92%
Dec 23	28°C	24°C	30°C 2003	22°C 1999	91%
Dec 24	28°C	24°C	30°C 2004	23°C 2004	90%
Dec 25	28°C	24°C	30°C 2020	23°C 1993	90%
Dec 26	28°C	24°C	30°C 2015	22°C 1993	89%
Dec 27	28°C	24°C	30°C 1998	22°C 2003	90%
Dec 28	28°C	24°C	30°C 1997	22°C 2007	90%
Dec 29	28°C	24°C	30°C 1998	22°C 2020	90%
Dec 30	28°C	24°C	30°C 2019	23°C 2007	90%
Dec 31	28°C	24°C	30°C 2015	22°C 1991	90%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT-4).

December 1: sunrise 6:15 AM, sunset 6:34 PM
December 31: sunrise 6:29 AM, sunset 6:48 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.