Imerintsiatosika Weather in December

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

Average highs run from 24°C on December 1 to 24°C on December 31, and lows from 15°C to 15°C. Normal precipitation for the month is 366 mm over about 28 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: 24°C
Average low: 15°C
Precipitation: 366 mm
Reanalysis high: 28°CDec 31, 2008
Reanalysis low: 11°CDec 19, 1992
Daylight: 13 h 11 min to 13 h 15 min
Cloud cover: 73%
Humidity: 83%
Dew point: 16°C
Wind: 11.2 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	24°C	15°C	27°C 1996	12°C 1992	79%
Dec 2	24°C	15°C	27°C 2001	12°C 1992	80%
Dec 3	24°C	15°C	27°C 2011	12°C 2019	81%
Dec 4	24°C	15°C	27°C 2019	13°C 2012	83%
Dec 5	24°C	15°C	27°C 1991	12°C 2007	84%
Dec 6	24°C	15°C	27°C 2015	11°C 1992	85%
Dec 7	24°C	15°C	27°C 2015	12°C 1992	85%
Dec 8	24°C	15°C	27°C 2015	11°C 1991	84%
Dec 9	24°C	15°C	27°C 2000	12°C 2016	85%
Dec 10	24°C	15°C	27°C 2018	11°C 1993	85%
Dec 11	24°C	15°C	27°C 2015	12°C 1992	86%
Dec 12	24°C	15°C	28°C 2001	13°C 1993	87%
Dec 13	24°C	15°C	27°C 2015	12°C 1992	88%
Dec 14	24°C	15°C	27°C 2000	13°C 2001	89%
Dec 15	24°C	15°C	27°C 2001	12°C 1992	90%
Dec 16	24°C	15°C	26°C 2013	12°C 1993	90%
Dec 17	24°C	15°C	26°C 2013	13°C 1997	90%
Dec 18	24°C	15°C	26°C 2007	12°C 1992	89%
Dec 19	24°C	15°C	27°C 2007	11°C 1992	88%
Dec 20	24°C	15°C	27°C 2001	12°C 2011	88%
Dec 21	24°C	15°C	27°C 2007	11°C 2011	88%
Dec 22	24°C	15°C	28°C 2007	12°C 2011	88%
Dec 23	24°C	15°C	26°C 2016	12°C 1992	88%
Dec 24	24°C	15°C	26°C 2020	13°C 2013	89%
Dec 25	24°C	15°C	27°C 2016	12°C 2018	89%
Dec 26	24°C	15°C	27°C 2011	13°C 2018	89%
Dec 27	24°C	15°C	27°C 2018	11°C 1999	90%
Dec 28	24°C	15°C	26°C 2010	12°C 1991	90%
Dec 29	24°C	15°C	26°C 2018	12°C 1994	90%
Dec 30	24°C	15°C	28°C 2016	13°C 2012	90%
Dec 31	24°C	15°C	28°C 2008	13°C 2013	91%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 5:04 AM, sunset 6:15 PM
December 31: sunrise 5:16 AM, sunset 6:31 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.