Chancay Weather in December

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

Average highs run from 21°C on December 1 to 23°C on December 31, and lows from 18°C to 20°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: 22°C
Average low: 19°C
Precipitation: 3 mm
Reanalysis high: 26°CDec 22, 1997
Reanalysis low: 16°CDec 6, 2001
Daylight: 12 h 45 min to 12 h 48 min
Cloud cover: 68%
Humidity: 85%
Dew point: 17°C
Wind: 14.0 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	21°C	18°C	24°C 1997	16°C 2007	2%
Dec 2	21°C	18°C	24°C 1997	16°C 2001	2%
Dec 3	21°C	18°C	23°C 1997	16°C 2001	2%
Dec 4	21°C	18°C	24°C 1997	16°C 2001	2%
Dec 5	21°C	18°C	25°C 1997	16°C 2001	2%
Dec 6	21°C	18°C	24°C 1997	16°C 2001	2%
Dec 7	21°C	18°C	25°C 1997	16°C 2001	2%
Dec 8	21°C	18°C	25°C 1997	16°C 2001	2%
Dec 9	22°C	18°C	25°C 1997	17°C 2001	2%
Dec 10	22°C	19°C	24°C 1997	17°C 2001	2%
Dec 11	22°C	19°C	25°C 1997	17°C 2007	2%
Dec 12	22°C	19°C	25°C 1997	17°C 2001	2%
Dec 13	22°C	19°C	25°C 1997	17°C 2001	2%
Dec 14	22°C	19°C	25°C 1997	17°C 2001	2%
Dec 15	22°C	19°C	25°C 1997	17°C 2010	2%
Dec 16	22°C	19°C	25°C 1997	17°C 2010	2%
Dec 17	22°C	19°C	25°C 1997	17°C 2001	2%
Dec 18	22°C	19°C	25°C 1997	17°C 2001	2%
Dec 19	22°C	19°C	25°C 1997	17°C 2001	2%
Dec 20	22°C	19°C	25°C 1997	18°C 2007	2%
Dec 21	22°C	19°C	26°C 1997	18°C 2007	2%
Dec 22	22°C	19°C	26°C 1997	18°C 2007	2%
Dec 23	22°C	19°C	25°C 1997	18°C 2001	2%
Dec 24	22°C	19°C	24°C 1997	18°C 2001	2%
Dec 25	22°C	19°C	25°C 1997	18°C 2020	2%
Dec 26	22°C	19°C	25°C 1997	18°C 1999	2%
Dec 27	22°C	20°C	25°C 1997	18°C 1999	2%
Dec 28	23°C	20°C	24°C 1997	19°C 1996	2%
Dec 29	23°C	20°C	26°C 1997	19°C 1996	2%
Dec 30	23°C	20°C	26°C 1997	19°C 1996	2%
Dec 31	23°C	20°C	25°C 1997	19°C 2017	2%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 5:36 AM, sunset 6:21 PM
December 31: sunrise 5:48 AM, sunset 6:36 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.