Catu Weather in December

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

Average highs run from 33°C on December 1 to 34°C on December 31, and lows from 22°C to 22°C. Normal precipitation for the month is 53 mm over about 9 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: 34°C
Average low: 22°C
Precipitation: 53 mm
Reanalysis high: 39°CDec 5, 2015
Reanalysis low: 19°CDec 19, 1995
Daylight: 12 h 48 min to 12 h 51 min
Cloud cover: 56%
Humidity: 69%
Dew point: 20°C
Wind: 10.4 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	33°C	22°C	37°C 2019	20°C 1991	33%
Dec 2	33°C	22°C	38°C 2019	20°C 2006	33%
Dec 3	33°C	22°C	38°C 2015	20°C 1995	32%
Dec 4	33°C	22°C	39°C 2015	19°C 2010	32%
Dec 5	33°C	22°C	39°C 2015	20°C 1993	32%
Dec 6	34°C	22°C	38°C 2015	20°C 2004	31%
Dec 7	34°C	22°C	38°C 2015	20°C 1996	31%
Dec 8	34°C	22°C	38°C 2016	20°C 1994	30%
Dec 9	34°C	22°C	37°C 2016	20°C 1994	30%
Dec 10	34°C	22°C	37°C 1993	20°C 2013	30%
Dec 11	34°C	22°C	37°C 2015	20°C 1999	29%
Dec 12	34°C	22°C	37°C 2016	20°C 1994	29%
Dec 13	34°C	22°C	37°C 2009	20°C 2007	29%
Dec 14	34°C	22°C	36°C 2016	20°C 1994	30%
Dec 15	34°C	22°C	36°C 2007	20°C 1991	30%
Dec 16	33°C	22°C	37°C 1994	20°C 2004	31%
Dec 17	33°C	22°C	37°C 1993	19°C 1991	30%
Dec 18	34°C	22°C	37°C 1993	20°C 1995	30%
Dec 19	34°C	22°C	37°C 1994	19°C 1995	29%
Dec 20	34°C	22°C	37°C 1993	19°C 1995	29%
Dec 21	34°C	22°C	38°C 1993	19°C 1991	29%
Dec 22	34°C	22°C	37°C 2002	20°C 1992	29%
Dec 23	34°C	22°C	36°C 2002	20°C 1992	28%
Dec 24	34°C	22°C	37°C 2010	19°C 1992	28%
Dec 25	34°C	22°C	36°C 2009	20°C 1992	27%
Dec 26	34°C	22°C	36°C 2012	20°C 1992	26%
Dec 27	34°C	22°C	37°C 2012	20°C 2004	26%
Dec 28	34°C	22°C	36°C 2012	20°C 2004	27%
Dec 29	34°C	22°C	37°C 2009	21°C 2014	27%
Dec 30	34°C	22°C	36°C 1993	20°C 2000	28%
Dec 31	34°C	22°C	36°C 2017	21°C 1994	28%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT-3).

December 1: sunrise 4:59 AM, sunset 5:47 PM
December 31: sunrise 5:11 AM, sunset 6:02 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.