Puerto Cortez Weather in December

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

Average highs run from 27°C on December 1 to 26°C on December 31, and lows from 24°C to 24°C. Normal precipitation for the month is 152 mm over about 19 wet days.

December day by day

The normal high and low for each date, and the record, in °C.

Normal low
Normal high
Record high
Record low

December at a glance

Average high: 26°C
Average low: 24°C
Precipitation: 152 mm
Record high: 40°CDec 30, 2019
Record low: 13°CDec 16, 1962
Daylight: 11 h 15 min to 11 h 12 min
Cloud cover: 59%
Humidity: 83%
Dew point: 22°C
Wind: 12.6 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	Record high	Record low	Chance wet
Dec 1	27°C	24°C	34°C 2016	17°C 1966	60%
Dec 2	27°C	24°C	35°C 2016	16°C 1962	61%
Dec 3	27°C	24°C	36°C 2018	17°C 1962	61%
Dec 4	27°C	24°C	35°C 2018	18°C 1973	62%
Dec 5	27°C	24°C	34°C 2013	19°C 1988	61%
Dec 6	27°C	24°C	35°C 1973	16°C 1975	61%
Dec 7	27°C	24°C	35°C 1983	17°C 1957	61%
Dec 8	27°C	24°C	33°C 1998	18°C 1962	61%
Dec 9	27°C	24°C	36°C 1989	17°C 1957	60%
Dec 10	26°C	24°C	34°C 2009	15°C 1957	58%
Dec 11	26°C	24°C	36°C 1997	15°C 1957	56%
Dec 12	26°C	24°C	34°C 1986	14°C 1957	56%
Dec 13	26°C	24°C	35°C 1989	16°C 1962	56%
Dec 14	26°C	24°C	33°C 1965	15°C 1957	56%
Dec 15	26°C	24°C	37°C 1987	17°C 1997	55%
Dec 16	26°C	24°C	35°C 1983	13°C 1962	56%
Dec 17	26°C	24°C	34°C 2015	17°C 1999	56%
Dec 18	26°C	24°C	35°C 1989	18°C 2010	56%
Dec 19	26°C	24°C	35°C 1995	14°C 1962	56%
Dec 20	26°C	24°C	34°C 2002	14°C 1973	56%
Dec 21	26°C	24°C	32°C 2021	16°C 2021	56%
Dec 22	26°C	24°C	35°C 1997	16°C 1973	56%
Dec 23	26°C	24°C	35°C 1989	15°C 1966	56%
Dec 24	26°C	24°C	34°C 1990	15°C 1962	57%
Dec 25	26°C	24°C	35°C 1997	14°C 1989	58%
Dec 26	26°C	24°C	36°C 1997	17°C 1966	58%
Dec 27	26°C	24°C	36°C 1997	13°C 1995	59%
Dec 28	26°C	24°C	33°C 1997	16°C 1994	60%
Dec 29	26°C	24°C	34°C 2015	16°C 1994	59%
Dec 30	26°C	24°C	40°C 2019	18°C 1957	60%
Dec 31	26°C	24°C	33°C 1986	14°C 1962	59%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (CST).

December 1: sunrise 6:03 AM, sunset 5:18 PM
December 31: sunrise 6:19 AM, sunset 5:31 PM

Every day of December: sun and moon

Other months

Sources

Records: NOAA GHCN-Daily, station HOM00078708, every year on file, quality-flagged values removed. 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.