Mollendo Weather in December

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

Average highs run from 22°C on December 1 to 24°C on December 31, and lows from 16°C to 18°C. Normal precipitation for the month is 3 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: 23°C
Average low: 17°C
Precipitation: 3 mm
Reanalysis high: 26°CDec 25, 2015
Reanalysis low: 14°CDec 3, 2001
Daylight: 13 h 04 min to 13 h 08 min
Cloud cover: 54%
Humidity: 76%
Dew point: 15°C
Wind: 12.2 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	22°C	16°C	24°C 2019	15°C 1999	1%
Dec 2	22°C	16°C	23°C 2015	15°C 2001	1%
Dec 3	22°C	16°C	24°C 1997	14°C 2001	1%
Dec 4	23°C	16°C	24°C 1997	14°C 2001	1%
Dec 5	23°C	16°C	24°C 1997	14°C 2001	1%
Dec 6	23°C	16°C	24°C 2012	15°C 2001	1%
Dec 7	23°C	16°C	24°C 2004	15°C 1995	1%
Dec 8	23°C	16°C	24°C 1997	15°C 2001	1%
Dec 9	23°C	16°C	24°C 2003	15°C 2001	1%
Dec 10	23°C	16°C	24°C 1997	15°C 2001	1%
Dec 11	23°C	16°C	25°C 1997	15°C 1999	1%
Dec 12	23°C	17°C	25°C 2004	15°C 1995	1%
Dec 13	23°C	17°C	24°C 1997	15°C 2001	2%
Dec 14	23°C	17°C	24°C 2019	15°C 1995	2%
Dec 15	23°C	17°C	24°C 2009	15°C 1995	2%
Dec 16	23°C	17°C	24°C 2009	15°C 1995	3%
Dec 17	23°C	17°C	24°C 1997	15°C 1995	3%
Dec 18	23°C	17°C	24°C 1997	16°C 2001	3%
Dec 19	23°C	17°C	25°C 2019	15°C 2001	3%
Dec 20	23°C	17°C	25°C 1997	16°C 2014	3%
Dec 21	23°C	17°C	25°C 2019	16°C 2014	4%
Dec 22	23°C	17°C	24°C 1997	16°C 1999	4%
Dec 23	23°C	17°C	24°C 1994	16°C 2014	4%
Dec 24	23°C	17°C	25°C 1994	16°C 2014	4%
Dec 25	23°C	17°C	26°C 2015	16°C 2013	4%
Dec 26	23°C	17°C	25°C 2019	16°C 2013	6%
Dec 27	23°C	18°C	25°C 2015	16°C 1999	6%
Dec 28	23°C	18°C	25°C 1997	17°C 2002	7%
Dec 29	24°C	18°C	25°C 2011	17°C 2010	8%
Dec 30	24°C	18°C	25°C 2012	17°C 2014	9%
Dec 31	24°C	18°C	25°C 2012	16°C 1995	9%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT-5).

December 1: sunrise 5:05 AM, sunset 6:09 PM
December 31: sunrise 5:17 AM, sunset 6:25 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.