Piraí do Sul Weather in December

NASA POWER reanalysis for the half-degree grid cell around Piraí do Sul, 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 27°C on December 31, and lows from 16°C to 17°C. Normal precipitation for the month is 161 mm over about 19 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: 27°C
Average low: 16°C
Precipitation: 161 mm
Reanalysis high: 35°CDec 8, 2012
Reanalysis low: 9°CDec 2, 2001
Daylight: 13 h 32 min to 13 h 38 min
Cloud cover: 75%
Humidity: 80%
Dew point: 17°C
Wind: 4.7 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	27°C	16°C	31°C 2007	11°C 1994	56%
Dec 2	27°C	16°C	32°C 2007	9°C 2001	57%
Dec 3	27°C	16°C	32°C 2012	11°C 2011	58%
Dec 4	27°C	16°C	34°C 2012	11°C 2005	58%
Dec 5	27°C	16°C	32°C 2012	12°C 2008	58%
Dec 6	27°C	16°C	31°C 1991	12°C 1992	59%
Dec 7	27°C	16°C	32°C 2012	13°C 1995	60%
Dec 8	27°C	16°C	35°C 2012	11°C 2018	60%
Dec 9	27°C	16°C	33°C 2012	10°C 2018	62%
Dec 10	27°C	16°C	32°C 2012	10°C 2003	62%
Dec 11	27°C	16°C	32°C 2012	13°C 2004	61%
Dec 12	27°C	16°C	31°C 2020	12°C 2005	60%
Dec 13	27°C	16°C	32°C 2018	12°C 2007	60%
Dec 14	27°C	16°C	32°C 2018	10°C 2010	61%
Dec 15	27°C	16°C	33°C 2006	10°C 1995	62%
Dec 16	27°C	16°C	34°C 2006	11°C 2011	62%
Dec 17	27°C	16°C	33°C 2006	11°C 2011	62%
Dec 18	27°C	16°C	31°C 2006	11°C 2000	61%
Dec 19	27°C	16°C	31°C 2018	11°C 2000	60%
Dec 20	27°C	16°C	32°C 1999	14°C 2011	60%
Dec 21	27°C	17°C	32°C 1999	13°C 1993	60%
Dec 22	27°C	17°C	32°C 2008	12°C 1993	60%
Dec 23	27°C	17°C	32°C 2008	12°C 2004	60%
Dec 24	27°C	17°C	32°C 2012	13°C 2003	61%
Dec 25	27°C	17°C	31°C 2012	12°C 2020	62%
Dec 26	27°C	17°C	31°C 2012	13°C 2001	64%
Dec 27	27°C	17°C	32°C 1996	13°C 2008	66%
Dec 28	27°C	17°C	32°C 2019	12°C 1991	66%
Dec 29	27°C	17°C	34°C 2008	12°C 1992	66%
Dec 30	27°C	17°C	33°C 2019	14°C 2011	65%
Dec 31	27°C	17°C	33°C 2019	12°C 1993	66%

Chance of rain

Chance of a wet day

Sunrise and sunset

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

December 1: sunrise 5:23 AM, sunset 6:55 PM
December 31: sunrise 5:34 AM, sunset 7:12 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.