Ometepec Weather in December

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

Average highs run from 30°C on December 1 to 31°C on December 31, and lows from 24°C to 23°C. Normal precipitation for the month is 6 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: 31°C
Average low: 23°C
Precipitation: 6 mm
Reanalysis high: 35°CDec 20, 2016
Reanalysis low: 19°CDec 11, 2017
Daylight: 11 h 13 min to 11 h 09 min
Cloud cover: 32%
Humidity: 67%
Dew point: 19°C
Wind: 8.6 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	30°C	24°C	33°C 1994	20°C 1999	4%
Dec 2	30°C	24°C	33°C 1994	20°C 1998	4%
Dec 3	31°C	23°C	33°C 1994	21°C 2014	3%
Dec 4	31°C	23°C	33°C 1993	20°C 2014	2%
Dec 5	31°C	23°C	33°C 2001	20°C 2006	2%
Dec 6	31°C	23°C	34°C 1993	21°C 1999	2%
Dec 7	31°C	23°C	34°C 2015	21°C 2003	2%
Dec 8	31°C	23°C	33°C 1994	21°C 2010	2%
Dec 9	31°C	23°C	33°C 2004	21°C 2014	2%
Dec 10	31°C	23°C	34°C 1994	21°C 2017	2%
Dec 11	31°C	23°C	34°C 1994	19°C 2017	2%
Dec 12	31°C	23°C	34°C 2001	19°C 2017	2%
Dec 13	31°C	23°C	35°C 2001	20°C 2017	2%
Dec 14	31°C	23°C	33°C 2000	21°C 2010	2%
Dec 15	31°C	23°C	33°C 2016	21°C 2010	2%
Dec 16	31°C	23°C	34°C 2001	22°C 1998	2%
Dec 17	31°C	24°C	34°C 2000	21°C 2007	3%
Dec 18	31°C	24°C	33°C 2000	19°C 2003	3%
Dec 19	31°C	24°C	34°C 2016	20°C 2003	4%
Dec 20	31°C	24°C	35°C 2016	19°C 2003	5%
Dec 21	31°C	24°C	34°C 2016	21°C 2003	5%
Dec 22	31°C	24°C	33°C 2011	22°C 2008	4%
Dec 23	31°C	24°C	33°C 2020	22°C 2018	4%
Dec 24	31°C	24°C	33°C 1999	21°C 2018	4%
Dec 25	31°C	24°C	33°C 2011	22°C 2013	4%
Dec 26	31°C	24°C	33°C 1992	21°C 1993	3%
Dec 27	31°C	24°C	34°C 1992	20°C 2006	3%
Dec 28	31°C	24°C	34°C 2016	21°C 2006	4%
Dec 29	31°C	23°C	34°C 1992	22°C 1999	4%
Dec 30	31°C	23°C	33°C 2016	22°C 1995	4%
Dec 31	31°C	23°C	33°C 2016	22°C 1995	3%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (CST).

December 1: sunrise 6:46 AM, sunset 5:59 PM
December 31: sunrise 7:02 AM, sunset 6:11 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.