São Miguel do Iguaçu Weather in December
Average highs run from 30°C on December 1 to 31°C on December 31, and lows from 19°C to 21°C. Normal precipitation for the month is 171 mm over about 19 wet days.
December day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
December at a glance
- Average high
- 31°C
- Average low
- 20°C
- Precipitation
- 171 mm
- Record high
- 40°CDec 13, 1985
- Record low
- 9°CDec 4, 2008
- Daylight
- 13 h 36 min to 13 h 42 min
- Cloud cover
- 67%
- Humidity
- 75%
- Dew point
- 20°C
- Wind
- 4.0 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 | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Dec 1 | 30°C | 19°C | 37°C 1999 | 15°C 1994 | 50% |
| Dec 2 | 30°C | 19°C | 37°C 1987 | 10°C 2011 | 50% |
| Dec 3 | 30°C | 19°C | 37°C 1990 | 13°C 2011 | 51% |
| Dec 4 | 30°C | 20°C | 38°C 2007 | 9°C 2008 | 52% |
| Dec 5 | 30°C | 20°C | 35°C 2006 | 17°C 1982 | 52% |
| Dec 6 | 30°C | 20°C | 36°C 1999 | 13°C 2008 | 52% |
| Dec 7 | 30°C | 20°C | 35°C 1987 | 11°C 1973 | 52% |
| Dec 8 | 30°C | 20°C | 38°C 1988 | 10°C 1982 | 52% |
| Dec 9 | 30°C | 20°C | 36°C 2008 | 10°C 1982 | 53% |
| Dec 10 | 30°C | 20°C | 35°C 1983 | 13°C 1973 | 54% |
| Dec 11 | 30°C | 20°C | 35°C 2006 | 15°C 1973 | 53% |
| Dec 12 | 30°C | 20°C | 36°C 1994 | 18°C 1990 | 53% |
| Dec 13 | 30°C | 20°C | 40°C 1985 | 14°C 1987 | 53% |
| Dec 14 | 31°C | 20°C | 36°C 1998 | 15°C 2009 | 55% |
| Dec 15 | 31°C | 20°C | 36°C 1994 | 12°C 2016 | 56% |
| Dec 16 | 31°C | 20°C | 35°C 2004 | 13°C 2011 | 57% |
| Dec 17 | 31°C | 20°C | 37°C 2023 | 13°C 2000 | 56% |
| Dec 18 | 31°C | 20°C | 38°C 2021 | 12°C 1984 | 55% |
| Dec 19 | 31°C | 20°C | 37°C 2021 | 15°C 2011 | 55% |
| Dec 20 | 31°C | 20°C | 40°C 1985 | 14°C 1992 | 55% |
| Dec 21 | 31°C | 20°C | 37°C 1999 | 19°C 1973 | 57% |
| Dec 22 | 31°C | 21°C | 38°C 1999 | 14°C 1987 | 58% |
| Dec 23 | 31°C | 21°C | 36°C 2021 | 10°C 1998 | 59% |
| Dec 24 | 31°C | 21°C | 38°C 1985 | 14°C 2019 | 60% |
| Dec 25 | 31°C | 21°C | 36°C 1990 | 19°C 2019 | 61% |
| Dec 26 | 31°C | 21°C | 36°C 1985 | 18°C 2004 | 63% |
| Dec 27 | 31°C | 21°C | 38°C 2021 | 16°C 2023 | 63% |
| Dec 28 | 31°C | 21°C | 36°C 2019 | 18°C 1985 | 62% |
| Dec 29 | 31°C | 21°C | 39°C 2021 | 15°C 2022 | 61% |
| Dec 30 | 31°C | 21°C | 37°C 2021 | 14°C 1993 | 60% |
| Dec 31 | 31°C | 21°C | 36°C 2019 | 15°C 1993 | 60% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-3).
- December 1
- sunrise 5:38 AM, sunset 7:14 PM
- December 31
- sunrise 5:49 AM, sunset 7:31 PM
Other months
Sources
Records: NOAA GHCN-Daily, station BRM00083827, every year on file, quality-flagged values removed. 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.