Lelydorp Weather in December

NASA POWER reanalysis for the half-degree grid cell around Lelydorp, 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 30°C on December 31, and lows from 23°C to 22°C. Normal precipitation for the month is 180 mm over about 25 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: 31°C
Average low: 23°C
Precipitation: 180 mm
Reanalysis high: 37°CDec 1, 2004
Reanalysis low: 19°CDec 26, 1994
Daylight: 11 h 50 min to 11 h 48 min
Cloud cover: 65%
Humidity: 83%
Dew point: 23°C
Wind: 4.0 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	23°C	37°C 2004	22°C 1994	77%
Dec 2	32°C	23°C	37°C 2004	21°C 2014	79%
Dec 3	32°C	23°C	36°C 2004	22°C 2002	80%
Dec 4	32°C	23°C	36°C 2004	22°C 2011	81%
Dec 5	32°C	23°C	35°C 2004	22°C 2000	82%
Dec 6	32°C	23°C	36°C 2008	22°C 2015	82%
Dec 7	32°C	23°C	35°C 1998	22°C 2012	81%
Dec 8	32°C	23°C	35°C 1999	22°C 2000	82%
Dec 9	32°C	23°C	35°C 1998	21°C 2018	82%
Dec 10	31°C	23°C	35°C 2008	22°C 1997	82%
Dec 11	31°C	23°C	35°C 1999	21°C 2000	83%
Dec 12	31°C	23°C	37°C 2004	20°C 2000	84%
Dec 13	31°C	23°C	37°C 2004	22°C 1997	84%
Dec 14	31°C	23°C	37°C 2004	21°C 1992	85%
Dec 15	31°C	23°C	35°C 2004	21°C 1992	86%
Dec 16	31°C	23°C	35°C 2004	20°C 2000	87%
Dec 17	31°C	23°C	35°C 2008	20°C 2000	87%
Dec 18	31°C	23°C	34°C 1998	21°C 1997	87%
Dec 19	31°C	23°C	36°C 2004	20°C 1997	86%
Dec 20	30°C	23°C	34°C 2004	21°C 1997	86%
Dec 21	30°C	23°C	34°C 2004	21°C 1999	86%
Dec 22	30°C	23°C	33°C 2004	21°C 1992	87%
Dec 23	30°C	23°C	32°C 2003	22°C 2003	88%
Dec 24	30°C	23°C	34°C 2004	21°C 2011	88%
Dec 25	30°C	23°C	34°C 2004	21°C 1994	88%
Dec 26	30°C	23°C	34°C 2004	19°C 1994	88%
Dec 27	30°C	23°C	34°C 2004	19°C 1994	88%
Dec 28	30°C	23°C	32°C 1994	21°C 1994	88%
Dec 29	30°C	23°C	33°C 2003	20°C 1993	86%
Dec 30	30°C	22°C	34°C 2004	21°C 2018	85%
Dec 31	30°C	22°C	34°C 2004	21°C 2000	84%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 6:35 AM, sunset 6:25 PM
December 31: sunrise 6:50 AM, sunset 6:38 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.