Ariyānkuppam Weather in December

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

Average highs run from 28°C on December 1 to 27°C on December 31, and lows from 24°C to 23°C. Normal precipitation for the month is 143 mm over about 12 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: 24°C
Precipitation: 143 mm
Reanalysis high: 30°CDec 11, 2016
Reanalysis low: 20°CDec 25, 2007
Daylight: 11 h 29 min to 11 h 27 min
Cloud cover: 59%
Humidity: 80%
Dew point: 22°C
Wind: 19.8 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	28°C	24°C	28°C 2000	21°C 1996	54%
Dec 2	28°C	24°C	29°C 2019	21°C 1996	53%
Dec 3	28°C	24°C	29°C 1998	21°C 1996	52%
Dec 4	28°C	24°C	29°C 2016	22°C 1996	50%
Dec 5	28°C	24°C	29°C 2016	22°C 2010	49%
Dec 6	27°C	24°C	29°C 2018	21°C 2010	49%
Dec 7	27°C	24°C	29°C 2016	23°C 1999	48%
Dec 8	27°C	24°C	29°C 2016	22°C 2017	47%
Dec 9	27°C	24°C	29°C 2016	21°C 1999	46%
Dec 10	27°C	24°C	29°C 2016	21°C 1994	45%
Dec 11	27°C	24°C	30°C 2016	22°C 2016	44%
Dec 12	27°C	24°C	29°C 2010	21°C 1994	43%
Dec 13	27°C	24°C	29°C 2016	21°C 1994	42%
Dec 14	27°C	24°C	29°C 1997	21°C 2000	42%
Dec 15	27°C	24°C	28°C 1997	22°C 2003	41%
Dec 16	27°C	24°C	29°C 2003	22°C 2013	39%
Dec 17	27°C	24°C	28°C 2003	22°C 2018	38%
Dec 18	27°C	24°C	28°C 2015	22°C 2004	37%
Dec 19	27°C	24°C	28°C 2016	22°C 1999	36%
Dec 20	27°C	24°C	28°C 1997	22°C 2000	34%
Dec 21	27°C	24°C	28°C 2016	21°C 2004	32%
Dec 22	27°C	24°C	28°C 2016	22°C 2010	30%
Dec 23	27°C	24°C	28°C 2000	22°C 2016	29%
Dec 24	27°C	24°C	28°C 2015	21°C 2007	28%
Dec 25	27°C	24°C	28°C 2003	20°C 2007	26%
Dec 26	27°C	24°C	28°C 2016	21°C 2002	24%
Dec 27	27°C	24°C	29°C 2016	21°C 2011	22%
Dec 28	27°C	23°C	28°C 2016	21°C 2011	20%
Dec 29	27°C	23°C	28°C 2016	21°C 2008	18%
Dec 30	27°C	23°C	28°C 2012	22°C 1994	18%
Dec 31	27°C	23°C	29°C 2012	22°C 2008	17%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+5:30).

December 1: sunrise 6:15 AM, sunset 5:44 PM
December 31: sunrise 6:30 AM, sunset 5:57 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.