Gembu Weather in December

NASA POWER reanalysis for the half-degree grid cell around Gembu, 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 28°C on December 31, and lows from 16°C to 15°C. Normal precipitation for the month is 0 mm over about 0 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: 27°C
Average low: 15°C
Precipitation: 0 mm
Reanalysis high: 32°CDec 31, 2005
Reanalysis low: 10°CDec 23, 1991
Daylight: 11 h 46 min to 11 h 44 min
Cloud cover: 28%
Humidity: 61%
Dew point: 12°C
Wind: 9.4 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	16°C	29°C 2004	13°C 2011	6%
Dec 2	27°C	16°C	29°C 2004	12°C 2011	5%
Dec 3	27°C	16°C	29°C 2004	13°C 2000	4%
Dec 4	27°C	16°C	29°C 2005	13°C 2011	4%
Dec 5	27°C	16°C	29°C 2006	13°C 2011	3%
Dec 6	27°C	16°C	29°C 2006	13°C 2001	2%
Dec 7	27°C	16°C	29°C 2004	12°C 2001	2%
Dec 8	27°C	16°C	29°C 2004	13°C 2001	2%
Dec 9	27°C	16°C	29°C 2004	13°C 2007	1%
Dec 10	27°C	15°C	30°C 2004	12°C 2000	1%
Dec 11	27°C	15°C	30°C 2004	12°C 2011	1%
Dec 12	27°C	15°C	30°C 2006	12°C 1994	0%
Dec 13	27°C	15°C	30°C 2005	12°C 1994	0%
Dec 14	27°C	15°C	30°C 2004	11°C 2013	0%
Dec 15	27°C	15°C	30°C 2005	12°C 2013	0%
Dec 16	27°C	15°C	30°C 2006	11°C 2015	0%
Dec 17	27°C	15°C	31°C 2005	11°C 2013	0%
Dec 18	27°C	15°C	30°C 2004	12°C 2013	0%
Dec 19	27°C	15°C	31°C 2005	12°C 2013	0%
Dec 20	27°C	15°C	31°C 2005	13°C 2013	0%
Dec 21	27°C	15°C	30°C 2005	12°C 2007	0%
Dec 22	27°C	15°C	31°C 2005	12°C 2007	0%
Dec 23	27°C	15°C	30°C 2004	10°C 1991	0%
Dec 24	27°C	15°C	30°C 2006	12°C 2002	0%
Dec 25	27°C	15°C	30°C 2004	12°C 2007	0%
Dec 26	27°C	15°C	30°C 2004	12°C 2002	0%
Dec 27	28°C	15°C	30°C 2005	12°C 2006	0%
Dec 28	28°C	15°C	31°C 2005	12°C 2006	0%
Dec 29	28°C	15°C	31°C 2005	12°C 2006	0%
Dec 30	28°C	15°C	31°C 2005	12°C 2010	0%
Dec 31	28°C	15°C	32°C 2005	12°C 2006	0%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+1).

December 1: sunrise 6:11 AM, sunset 5:57 PM
December 31: sunrise 6:26 AM, sunset 6:10 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.