São Miguel do Iguaçu Weather in May
Average highs run from 26°C on May 1 to 22°C on May 31, and lows from 15°C to 12°C. Normal precipitation for the month is 167 mm over about 12 wet days.
May day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
May at a glance
- Average high
- 23°C
- Average low
- 13°C
- Precipitation
- 167 mm
- Record high
- 35°CMay 15, 2002
- Record low
- -2°CMay 7, 1995
- Daylight
- 11 h 08 min to 10 h 40 min
- Cloud cover
- 55%
- Humidity
- 82%
- Dew point
- 14°C
- Wind
- 4.3 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 |
|---|---|---|---|---|---|
| May 1 | 26°C | 15°C | 32°C 1995 | 4°C 1985 | 35% |
| May 2 | 25°C | 15°C | 32°C 1993 | 5°C 2006 | 34% |
| May 3 | 25°C | 15°C | 34°C 2024 | 6°C 1985 | 33% |
| May 4 | 25°C | 14°C | 32°C 1997 | 5°C 2006 | 33% |
| May 5 | 25°C | 14°C | 32°C 1993 | 6°C 1988 | 34% |
| May 6 | 25°C | 14°C | 32°C 2024 | 8°C 2008 | 34% |
| May 7 | 25°C | 14°C | 29°C 2007 | -2°C 1995 | 34% |
| May 8 | 24°C | 14°C | 32°C 1994 | 8°C 2006 | 34% |
| May 9 | 24°C | 14°C | 33°C 2024 | 4°C 1987 | 35% |
| May 10 | 24°C | 14°C | 31°C 1993 | 4°C 1987 | 35% |
| May 11 | 24°C | 14°C | 30°C 1992 | 7°C 2006 | 36% |
| May 12 | 24°C | 14°C | 34°C 2002 | 8°C 1985 | 35% |
| May 13 | 24°C | 14°C | 32°C 2024 | 4°C 2006 | 35% |
| May 14 | 24°C | 14°C | 29°C 2011 | 4°C 1973 | 35% |
| May 15 | 24°C | 13°C | 35°C 2002 | 6°C 1993 | 37% |
| May 16 | 23°C | 13°C | 33°C 2002 | 5°C 2020 | 38% |
| May 17 | 23°C | 13°C | 35°C 2002 | 6°C 2004 | 38% |
| May 18 | 23°C | 13°C | 29°C 1992 | 9°C 1999 | 39% |
| May 19 | 23°C | 13°C | 30°C 2003 | 8°C 2004 | 40% |
| May 20 | 23°C | 13°C | 31°C 2005 | 5°C 2022 | 41% |
| May 21 | 23°C | 13°C | 31°C 1984 | 1°C 1999 | 40% |
| May 22 | 23°C | 13°C | 31°C 2008 | 7°C 2006 | 41% |
| May 23 | 23°C | 13°C | 32°C 1984 | 5°C 1997 | 41% |
| May 24 | 22°C | 13°C | 31°C 1984 | 5°C 2021 | 40% |
| May 25 | 22°C | 13°C | 28°C 1993 | 2°C 1987 | 41% |
| May 26 | 22°C | 12°C | 29°C 1998 | 5°C 1988 | 40% |
| May 27 | 22°C | 12°C | 27°C 2025 | 5°C 1988 | 40% |
| May 28 | 22°C | 12°C | 31°C 1984 | 4°C 2000 | 41% |
| May 29 | 22°C | 12°C | 31°C 1991 | 4°C 2000 | 40% |
| May 30 | 22°C | 12°C | 30°C 1991 | 0°C 2007 | 39% |
| May 31 | 22°C | 12°C | 30°C 2001 | 1°C 2008 | 39% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-3).
- May 1
- sunrise 7:00 AM, sunset 6:08 PM
- May 31
- sunrise 7:15 AM, sunset 5:55 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.