Acornhoek Weather in December

NASA POWER reanalysis for the half-degree grid cell around Acornhoek, 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 18°C to 20°C. Normal precipitation for the month is 112 mm over about 19 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: 19°C
Precipitation: 112 mm
Reanalysis high: 43°CDec 9, 2003
Reanalysis low: 10°CDec 12, 1994
Daylight: 13 h 33 min to 13 h 39 min
Cloud cover: 66%
Humidity: 64%
Dew point: 17°C
Wind: 13.3 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	18°C	41°C 2016	14°C 1997	53%
Dec 2	32°C	18°C	42°C 2015	14°C 1995	54%
Dec 3	32°C	18°C	41°C 2019	13°C 2014	54%
Dec 4	32°C	18°C	42°C 2006	14°C 1998	55%
Dec 5	32°C	19°C	39°C 2018	13°C 1998	55%
Dec 6	32°C	19°C	39°C 1992	13°C 1991	56%
Dec 7	32°C	19°C	37°C 2016	14°C 1991	57%
Dec 8	32°C	19°C	41°C 2003	15°C 2017	58%
Dec 9	32°C	19°C	43°C 2003	15°C 2005	59%
Dec 10	32°C	19°C	37°C 2020	15°C 1994	60%
Dec 11	32°C	19°C	37°C 2020	13°C 1994	60%
Dec 12	32°C	19°C	39°C 2003	10°C 1994	61%
Dec 13	32°C	19°C	38°C 2015	11°C 1994	60%
Dec 14	32°C	19°C	42°C 2003	15°C 1994	61%
Dec 15	32°C	19°C	39°C 2019	14°C 2009	59%
Dec 16	32°C	19°C	36°C 2005	15°C 2019	58%
Dec 17	32°C	19°C	39°C 2005	16°C 2019	58%
Dec 18	32°C	19°C	40°C 1993	15°C 2007	57%
Dec 19	32°C	19°C	40°C 2018	14°C 2007	56%
Dec 20	32°C	19°C	40°C 2000	15°C 1997	56%
Dec 21	32°C	20°C	39°C 2003	15°C 1997	55%
Dec 22	32°C	20°C	40°C 2016	17°C 2005	56%
Dec 23	32°C	20°C	38°C 2010	17°C 1997	55%
Dec 24	32°C	20°C	39°C 2015	17°C 2007	55%
Dec 25	33°C	20°C	41°C 2019	16°C 2005	55%
Dec 26	32°C	20°C	42°C 2019	14°C 1992	56%
Dec 27	32°C	20°C	41°C 2019	15°C 1992	56%
Dec 28	32°C	20°C	38°C 2017	17°C 2003	57%
Dec 29	32°C	20°C	38°C 2009	16°C 2005	56%
Dec 30	32°C	20°C	37°C 1991	16°C 2001	55%
Dec 31	32°C	20°C	38°C 2003	16°C 2007	54%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 4:58 AM, sunset 6:31 PM
December 31: sunrise 5:09 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.