São Fidélis Weather in May
Average highs run from 29°C on May 1 to 27°C on May 31, and lows from 20°C to 18°C. Normal precipitation for the month is 49 mm over about 10 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
- 28°C
- Average low
- 19°C
- Precipitation
- 49 mm
- Record high
- 36°CMay 11, 1986
- Record low
- 7°CMay 25, 2016
- Daylight
- 11 h 18 min to 10 h 54 min
- Cloud cover
- 54%
- Humidity
- 78%
- Dew point
- 18°C
- Wind
- 11.9 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 | 29°C | 20°C | 34°C 1975 | 17°C 1986 | 33% |
| May 2 | 29°C | 20°C | 33°C 1973 | 16°C 1982 | 32% |
| May 3 | 29°C | 20°C | 35°C 1979 | 18°C 1986 | 32% |
| May 4 | 28°C | 20°C | 35°C 1975 | 17°C 1978 | 30% |
| May 5 | 28°C | 20°C | 34°C 1989 | 18°C 1978 | 28% |
| May 6 | 28°C | 20°C | 33°C 2021 | 16°C 1985 | 28% |
| May 7 | 28°C | 20°C | 35°C 1989 | 16°C 1985 | 27% |
| May 8 | 28°C | 20°C | 34°C 1984 | 17°C 1982 | 28% |
| May 9 | 28°C | 20°C | 32°C 1976 | 16°C 1978 | 29% |
| May 10 | 28°C | 20°C | 34°C 1977 | 16°C 1982 | 31% |
| May 11 | 28°C | 19°C | 36°C 1986 | 17°C 1975 | 32% |
| May 12 | 28°C | 19°C | 35°C 1984 | 18°C 2021 | 33% |
| May 13 | 28°C | 19°C | 36°C 1984 | 8°C 2016 | 34% |
| May 14 | 28°C | 19°C | 34°C 1979 | 14°C 1973 | 34% |
| May 15 | 28°C | 19°C | 35°C 1984 | 18°C 1989 | 33% |
| May 16 | 28°C | 19°C | 35°C 1987 | 18°C 2021 | 33% |
| May 17 | 28°C | 19°C | 31°C 1981 | 17°C 1977 | 35% |
| May 18 | 27°C | 19°C | 33°C 1983 | 9°C 1976 | 35% |
| May 19 | 27°C | 19°C | 33°C 1986 | 8°C 2016 | 35% |
| May 20 | 27°C | 19°C | 33°C 1984 | 9°C 2016 | 35% |
| May 21 | 27°C | 19°C | 34°C 1979 | 14°C 2022 | 35% |
| May 22 | 27°C | 19°C | 33°C 1987 | 16°C 1975 | 36% |
| May 23 | 27°C | 19°C | 33°C 2016 | 15°C 1975 | 35% |
| May 24 | 27°C | 19°C | 33°C 1979 | 8°C 2016 | 32% |
| May 25 | 27°C | 19°C | 33°C 1984 | 7°C 2016 | 31% |
| May 26 | 27°C | 19°C | 32°C 1979 | 16°C 1987 | 30% |
| May 27 | 27°C | 19°C | 29°C 1979 | 13°C 1987 | 30% |
| May 28 | 27°C | 19°C | 35°C 1984 | 14°C 2020 | 29% |
| May 29 | 27°C | 18°C | 31°C 2023 | 16°C 2020 | 28% |
| May 30 | 27°C | 18°C | 34°C 1984 | 15°C 1975 | 27% |
| May 31 | 27°C | 18°C | 34°C 2016 | 15°C 1987 | 26% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-3).
- May 1
- sunrise 6:05 AM, sunset 5:23 PM
- May 31
- sunrise 6:18 AM, sunset 5:12 PM
Other months
Sources
Records: NOAA GHCN-Daily, station BRM00083698, 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 2026-09-29. Sun and moon: computed with the NOAA solar equations and Meeus.