Flores do Piauí Weather in December

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

Average highs run from 34°C on December 1 to 33°C on December 31, and lows from 23°C to 23°C. Normal precipitation for the month is 93 mm over about 16 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: 33°C
Average low: 23°C
Precipitation: 93 mm
Reanalysis high: 40°CDec 25, 2019
Reanalysis low: 19°CDec 27, 1994
Daylight: 12 h 33 min to 12 h 34 min
Cloud cover: 66%
Humidity: 61%
Dew point: 19°C
Wind: 11.2 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	34°C	23°C	40°C 2019	20°C 1992	44%
Dec 2	34°C	23°C	40°C 2019	21°C 1995	44%
Dec 3	34°C	23°C	39°C 2002	20°C 2009	45%
Dec 4	34°C	23°C	39°C 2017	21°C 1995	44%
Dec 5	34°C	23°C	40°C 2017	20°C 2001	44%
Dec 6	34°C	23°C	40°C 2002	20°C 2005	44%
Dec 7	34°C	23°C	38°C 2019	21°C 2008	45%
Dec 8	34°C	23°C	38°C 1994	20°C 1999	44%
Dec 9	34°C	23°C	38°C 2015	21°C 1999	44%
Dec 10	33°C	23°C	38°C 1991	21°C 1992	44%
Dec 11	33°C	23°C	39°C 2015	21°C 1992	46%
Dec 12	33°C	23°C	39°C 2015	21°C 1992	46%
Dec 13	33°C	23°C	40°C 2015	20°C 2018	47%
Dec 14	33°C	23°C	39°C 2015	20°C 2016	48%
Dec 15	33°C	23°C	39°C 2015	21°C 2016	48%
Dec 16	33°C	23°C	39°C 2015	20°C 2010	48%
Dec 17	33°C	23°C	39°C 2020	20°C 1992	47%
Dec 18	33°C	23°C	39°C 2015	20°C 2010	47%
Dec 19	33°C	23°C	39°C 2019	19°C 2010	46%
Dec 20	33°C	23°C	38°C 2015	20°C 2018	47%
Dec 21	33°C	23°C	39°C 2019	21°C 2000	48%
Dec 22	33°C	23°C	40°C 2019	20°C 2000	47%
Dec 23	33°C	23°C	38°C 2019	20°C 2013	48%
Dec 24	33°C	23°C	39°C 2019	21°C 2000	48%
Dec 25	33°C	23°C	40°C 2019	21°C 1999	49%
Dec 26	33°C	23°C	39°C 2019	20°C 1994	48%
Dec 27	33°C	23°C	39°C 2019	19°C 1994	49%
Dec 28	33°C	23°C	37°C 2020	20°C 1999	51%
Dec 29	33°C	23°C	38°C 2020	20°C 1991	52%
Dec 30	33°C	23°C	37°C 2012	20°C 2013	52%
Dec 31	33°C	23°C	39°C 2020	20°C 1994	54%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 5:24 AM, sunset 5:57 PM
December 31: sunrise 5:38 AM, sunset 6:12 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.