Rameswaram Weather in December

NASA POWER reanalysis for the half-degree grid cell around Rameswaram, 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 26°C to 25°C. Normal precipitation for the month is 146 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: 26°C
Precipitation: 146 mm
Reanalysis high: 30°CDec 6, 1996
Reanalysis low: 23°CDec 27, 1993
Daylight: 11 h 37 min to 11 h 35 min
Cloud cover: 64%
Humidity: 80%
Dew point: 23°C
Wind: 23.8 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	26°C	29°C 1997	24°C 2016	54%
Dec 2	28°C	26°C	29°C 1997	24°C 2016	52%
Dec 3	28°C	26°C	29°C 1998	25°C 1993	50%
Dec 4	28°C	26°C	29°C 1996	24°C 1993	49%
Dec 5	28°C	26°C	29°C 1996	24°C 2010	48%
Dec 6	28°C	26°C	30°C 1996	23°C 2010	48%
Dec 7	28°C	26°C	29°C 1996	25°C 1991	47%
Dec 8	27°C	26°C	28°C 2018	25°C 2005	46%
Dec 9	27°C	26°C	28°C 2018	25°C 1991	46%
Dec 10	27°C	26°C	28°C 2016	24°C 1994	46%
Dec 11	27°C	26°C	28°C 2017	24°C 1994	46%
Dec 12	27°C	26°C	30°C 2016	24°C 1994	47%
Dec 13	27°C	26°C	29°C 2016	24°C 2000	48%
Dec 14	27°C	26°C	29°C 1997	24°C 2003	49%
Dec 15	27°C	26°C	29°C 1997	24°C 2000	48%
Dec 16	27°C	26°C	28°C 1997	25°C 2013	48%
Dec 17	27°C	26°C	29°C 1997	24°C 2005	47%
Dec 18	27°C	26°C	28°C 2017	25°C 2000	48%
Dec 19	27°C	26°C	28°C 2019	24°C 1999	47%
Dec 20	27°C	26°C	28°C 2016	24°C 2000	45%
Dec 21	27°C	26°C	28°C 1997	24°C 1999	44%
Dec 22	27°C	26°C	28°C 1997	25°C 1999	43%
Dec 23	27°C	25°C	28°C 2015	24°C 2000	43%
Dec 24	27°C	25°C	28°C 2015	24°C 1996	42%
Dec 25	27°C	25°C	28°C 2015	24°C 1996	39%
Dec 26	27°C	25°C	28°C 2016	23°C 2011	36%
Dec 27	27°C	25°C	28°C 2003	23°C 1993	33%
Dec 28	27°C	25°C	28°C 1997	24°C 1993	30%
Dec 29	27°C	25°C	28°C 1997	24°C 2011	27%
Dec 30	27°C	25°C	28°C 2012	24°C 1992	26%
Dec 31	27°C	25°C	28°C 2012	24°C 1992	26%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 6:13 AM, sunset 5:50 PM
December 31: sunrise 6:28 AM, sunset 6:03 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.