Poptún Weather in December

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

Average highs run from 26°C on December 1 to 25°C on December 31, and lows from 19°C to 18°C. Normal precipitation for the month is 143 mm over about 19 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: 25°C
Average low: 18°C
Precipitation: 143 mm
Reanalysis high: 32°CDec 2, 2009
Reanalysis low: 10°CDec 15, 2010
Daylight: 11 h 14 min to 11 h 10 min
Cloud cover: 61%
Humidity: 89%
Dew point: 19°C
Wind: 3.6 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	26°C	19°C	30°C 2018	13°C 2011	59%
Dec 2	26°C	19°C	32°C 2009	14°C 2011	60%
Dec 3	26°C	19°C	32°C 2009	14°C 2008	60%
Dec 4	26°C	19°C	31°C 2009	15°C 2010	61%
Dec 5	26°C	18°C	30°C 1992	15°C 2010	60%
Dec 6	26°C	18°C	29°C 1992	15°C 2000	59%
Dec 7	26°C	18°C	29°C 2009	15°C 2003	59%
Dec 8	25°C	18°C	30°C 2009	13°C 2003	59%
Dec 9	25°C	18°C	31°C 2009	14°C 2003	57%
Dec 10	25°C	18°C	32°C 1997	12°C 2017	56%
Dec 11	25°C	18°C	31°C 1997	12°C 2017	54%
Dec 12	25°C	18°C	30°C 1997	12°C 2017	53%
Dec 13	25°C	18°C	30°C 2009	13°C 2008	54%
Dec 14	25°C	18°C	31°C 1992	12°C 2010	54%
Dec 15	25°C	18°C	31°C 1992	10°C 2010	54%
Dec 16	25°C	18°C	31°C 1992	12°C 1997	54%
Dec 17	25°C	18°C	32°C 1992	12°C 1997	53%
Dec 18	25°C	18°C	30°C 1992	14°C 1998	53%
Dec 19	25°C	18°C	28°C 2018	14°C 2003	53%
Dec 20	25°C	18°C	29°C 1992	13°C 2003	52%
Dec 21	25°C	18°C	31°C 1997	13°C 2003	53%
Dec 22	25°C	18°C	30°C 1997	13°C 2018	54%
Dec 23	25°C	18°C	30°C 1997	14°C 2003	54%
Dec 24	25°C	18°C	30°C 2009	14°C 2012	56%
Dec 25	25°C	18°C	31°C 1997	14°C 2019	56%
Dec 26	25°C	18°C	29°C 2012	14°C 2020	58%
Dec 27	25°C	18°C	30°C 2009	12°C 2006	59%
Dec 28	25°C	18°C	29°C 2012	11°C 2010	58%
Dec 29	25°C	18°C	30°C 2012	14°C 2004	58%
Dec 30	25°C	18°C	30°C 2019	12°C 1997	58%
Dec 31	25°C	18°C	29°C 2010	11°C 1997	58%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (CST).

December 1: sunrise 6:10 AM, sunset 5:24 PM
December 31: sunrise 6:26 AM, sunset 5:36 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.