Portel Weather in December

NASA POWER reanalysis for the half-degree grid cell around Portel, 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 25°C to 24°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: 32°C
Average low: 25°C
Precipitation: 152 mm
Reanalysis high: 38°CDec 2, 2015
Reanalysis low: 22°CDec 20, 2016
Daylight: 12 h 13 min to 12 h 14 min
Cloud cover: 70%
Humidity: 76%
Dew point: 23°C
Wind: 4.7 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	25°C	38°C 2015	22°C 1995	53%
Dec 2	34°C	25°C	38°C 2015	23°C 1996	54%
Dec 3	34°C	25°C	37°C 1997	23°C 2008	55%
Dec 4	34°C	25°C	38°C 1997	23°C 2001	56%
Dec 5	34°C	25°C	38°C 2017	23°C 2018	56%
Dec 6	34°C	25°C	38°C 1991	23°C 1996	56%
Dec 7	33°C	25°C	37°C 1991	23°C 1996	58%
Dec 8	33°C	25°C	37°C 1997	23°C 2006	59%
Dec 9	33°C	25°C	37°C 2017	23°C 1996	62%
Dec 10	33°C	25°C	37°C 1991	23°C 2010	63%
Dec 11	33°C	25°C	37°C 2017	23°C 2020	64%
Dec 12	33°C	25°C	37°C 1991	23°C 2005	66%
Dec 13	33°C	25°C	37°C 1991	23°C 2018	69%
Dec 14	33°C	25°C	37°C 2015	23°C 2000	71%
Dec 15	33°C	25°C	37°C 2013	23°C 1994	73%
Dec 16	32°C	25°C	37°C 2013	23°C 2008	76%
Dec 17	32°C	24°C	37°C 1991	23°C 2000	77%
Dec 18	32°C	24°C	37°C 1992	23°C 2010	78%
Dec 19	32°C	24°C	36°C 1992	23°C 2016	80%
Dec 20	32°C	24°C	36°C 2004	22°C 2016	83%
Dec 21	32°C	24°C	36°C 2004	23°C 1998	85%
Dec 22	31°C	24°C	36°C 2011	23°C 2020	86%
Dec 23	31°C	24°C	36°C 2011	23°C 2002	86%
Dec 24	31°C	24°C	36°C 2011	23°C 2002	87%
Dec 25	31°C	24°C	35°C 2019	23°C 1993	88%
Dec 26	31°C	24°C	36°C 2011	22°C 2017	89%
Dec 27	31°C	24°C	36°C 2011	23°C 1998	90%
Dec 28	31°C	24°C	36°C 2011	23°C 1993	90%
Dec 29	31°C	24°C	36°C 2011	23°C 2005	90%
Dec 30	31°C	24°C	36°C 2011	23°C 2005	90%
Dec 31	31°C	24°C	34°C 2011	22°C 2009	89%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 6:06 AM, sunset 6:19 PM
December 31: sunrise 6:19 AM, sunset 6:33 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.