Grootfontein Weather in December

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

Average highs run from 32°C on December 1 to 32°C on December 31, and lows from 19°C to 19°C. Normal precipitation for the month is 93 mm over about 16 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: 19°C
Precipitation: 93 mm
Reanalysis high: 40°CDec 19, 1994
Reanalysis low: 11°CDec 18, 2007
Daylight: 13 h 13 min to 13 h 17 min
Cloud cover: 68%
Humidity: 50%
Dew point: 12°C
Wind: 12.6 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	32°C	19°C	38°C 1997	14°C 1995	45%
Dec 2	32°C	19°C	37°C 2018	15°C 2001	46%
Dec 3	32°C	19°C	38°C 1992	14°C 2001	48%
Dec 4	32°C	19°C	39°C 2018	14°C 2001	48%
Dec 5	32°C	19°C	39°C 2018	14°C 2001	47%
Dec 6	32°C	19°C	38°C 2018	16°C 2007	46%
Dec 7	33°C	19°C	38°C 2018	17°C 2019	46%
Dec 8	33°C	19°C	38°C 2018	16°C 2007	45%
Dec 9	33°C	19°C	38°C 2018	15°C 2019	45%
Dec 10	33°C	19°C	38°C 1997	14°C 2019	46%
Dec 11	33°C	19°C	39°C 1997	15°C 2019	47%
Dec 12	33°C	19°C	38°C 1997	13°C 2012	48%
Dec 13	33°C	19°C	38°C 2018	14°C 2012	48%
Dec 14	33°C	19°C	39°C 2018	15°C 2015	48%
Dec 15	33°C	19°C	39°C 1997	13°C 2011	47%
Dec 16	33°C	19°C	39°C 1992	12°C 2010	46%
Dec 17	33°C	19°C	39°C 1994	11°C 2007	45%
Dec 18	33°C	19°C	39°C 1994	11°C 2007	44%
Dec 19	33°C	19°C	40°C 1994	13°C 2007	45%
Dec 20	33°C	19°C	40°C 1994	15°C 2005	46%
Dec 21	33°C	19°C	38°C 2015	13°C 2005	48%
Dec 22	32°C	19°C	39°C 2015	15°C 2005	48%
Dec 23	32°C	19°C	37°C 2018	15°C 1991	49%
Dec 24	32°C	19°C	38°C 2004	15°C 1991	50%
Dec 25	32°C	19°C	38°C 2004	13°C 2001	50%
Dec 26	32°C	19°C	37°C 2002	12°C 2007	50%
Dec 27	32°C	19°C	37°C 2001	12°C 2007	51%
Dec 28	32°C	19°C	38°C 2001	15°C 2007	52%
Dec 29	32°C	19°C	37°C 2014	14°C 2008	52%
Dec 30	32°C	19°C	37°C 1992	13°C 2008	52%
Dec 31	32°C	19°C	38°C 1995	11°C 1996	53%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 6:00 AM, sunset 7:13 PM
December 31: sunrise 6:12 AM, sunset 7:29 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.