Groot-Brakrivier Weather in December

NASA POWER reanalysis for the half-degree grid cell around Groot-Brakrivier, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 27°C on December 1 to 29°C on December 31, and lows from 14°C to 16°C. Normal precipitation for the month is 37 mm over about 6 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: 16°C
Precipitation: 37 mm
Reanalysis high: 43°CDec 7, 2002
Reanalysis low: 8°CDec 3, 1996
Daylight: 14 h 15 min to 14 h 24 min
Cloud cover: 43%
Humidity: 65%
Dew point: 13°C
Wind: 16.6 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	27°C	14°C	34°C 1999	12°C 2008	20%
Dec 2	27°C	14°C	34°C 2019	10°C 1996	20%
Dec 3	27°C	15°C	36°C 2016	8°C 1996	20%
Dec 4	27°C	15°C	37°C 2004	11°C 2007	19%
Dec 5	27°C	15°C	35°C 1998	10°C 1991	19%
Dec 6	27°C	15°C	36°C 2016	12°C 2010	19%
Dec 7	27°C	15°C	43°C 2002	10°C 2010	20%
Dec 8	27°C	15°C	41°C 2017	12°C 2011	19%
Dec 9	27°C	15°C	33°C 2001	10°C 2011	19%
Dec 10	28°C	15°C	33°C 1996	12°C 2006	18%
Dec 11	28°C	15°C	36°C 2018	10°C 1994	17%
Dec 12	28°C	15°C	35°C 2004	12°C 1994	16%
Dec 13	28°C	15°C	37°C 1999	12°C 2005	16%
Dec 14	28°C	16°C	37°C 2016	12°C 2009	17%
Dec 15	28°C	16°C	36°C 2001	10°C 2011	17%
Dec 16	28°C	16°C	35°C 2003	13°C 1997	19%
Dec 17	28°C	16°C	39°C 2019	12°C 1997	18%
Dec 18	28°C	16°C	37°C 1991	12°C 1997	19%
Dec 19	28°C	16°C	32°C 2003	12°C 2007	20%
Dec 20	28°C	16°C	40°C 1997	12°C 2017	21%
Dec 21	28°C	16°C	38°C 2012	11°C 2005	22%
Dec 22	28°C	16°C	35°C 2007	13°C 1998	21%
Dec 23	28°C	16°C	36°C 1993	12°C 1998	21%
Dec 24	28°C	16°C	35°C 1991	13°C 2008	21%
Dec 25	28°C	16°C	33°C 2018	11°C 2003	22%
Dec 26	28°C	16°C	36°C 1992	10°C 2003	23%
Dec 27	28°C	16°C	35°C 2012	11°C 2003	22%
Dec 28	29°C	16°C	37°C 2001	13°C 2003	22%
Dec 29	29°C	16°C	36°C 2018	14°C 2018	22%
Dec 30	29°C	16°C	40°C 2015	13°C 2005	22%
Dec 31	29°C	16°C	37°C 2018	13°C 2006	22%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+2).

December 1: sunrise 5:13 AM, sunset 7:28 PM
December 31: sunrise 5:22 AM, sunset 7:46 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.