Santa Rosa de Osos Weather in May
Average highs run from 20°C on May 1 to 20°C on May 31, and lows from 14°C to 14°C. Normal precipitation for the month is 288 mm over about 28 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
- 20°C
- Average low
- 14°C
- Precipitation
- 288 mm
- Record high
- 33°CMay 23, 1961
- Record low
- 12°CMay 1, 1961
- Daylight
- 12 h 22 min to 12 h 29 min
- Cloud cover
- 86%
- Humidity
- 90%
- Dew point
- 15°C
- Wind
- 3.6 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 | 20°C | 14°C | 30°C 1969 | 12°C 1961 | 88% |
| May 2 | 20°C | 14°C | 29°C 1963 | 15°C 1958 | 88% |
| May 3 | 20°C | 14°C | 31°C 1961 | 15°C 1961 | 88% |
| May 4 | 20°C | 14°C | 31°C 1961 | 16°C 2017 | 87% |
| May 5 | 20°C | 14°C | 32°C 1961 | 15°C 1962 | 87% |
| May 6 | 20°C | 14°C | 31°C 1961 | 15°C 1964 | 88% |
| May 7 | 20°C | 14°C | 32°C 1961 | 14°C 1962 | 88% |
| May 8 | 20°C | 14°C | 30°C 1979 | 15°C 1961 | 88% |
| May 9 | 20°C | 14°C | 29°C 1963 | 16°C 1979 | 88% |
| May 10 | 20°C | 14°C | 31°C 1962 | 15°C 1967 | 88% |
| May 11 | 20°C | 14°C | 31°C 1983 | 13°C 1965 | 88% |
| May 12 | 20°C | 14°C | 31°C 1980 | 15°C 1979 | 87% |
| May 13 | 20°C | 14°C | 31°C 1958 | 15°C 1962 | 87% |
| May 14 | 20°C | 14°C | 31°C 1958 | 15°C 1984 | 87% |
| May 15 | 20°C | 14°C | 30°C 1958 | 14°C 1965 | 88% |
| May 16 | 20°C | 14°C | 30°C 1964 | 14°C 1965 | 88% |
| May 17 | 20°C | 14°C | 31°C 1964 | 15°C 1963 | 88% |
| May 18 | 20°C | 14°C | 31°C 1964 | 16°C 1961 | 88% |
| May 19 | 20°C | 14°C | 32°C 1964 | 14°C 1961 | 89% |
| May 20 | 20°C | 14°C | 31°C 1961 | 15°C 1962 | 90% |
| May 21 | 20°C | 14°C | 31°C 1980 | 12°C 1961 | 90% |
| May 22 | 20°C | 14°C | 30°C 1981 | 15°C 1961 | 90% |
| May 23 | 20°C | 14°C | 33°C 1961 | 14°C 1961 | 90% |
| May 24 | 20°C | 14°C | 32°C 1963 | 14°C 1961 | 89% |
| May 25 | 20°C | 14°C | 31°C 1967 | 14°C 1965 | 90% |
| May 26 | 20°C | 14°C | 31°C 1961 | 15°C 1966 | 89% |
| May 27 | 20°C | 14°C | 30°C 1962 | 12°C 1965 | 90% |
| May 28 | 20°C | 14°C | 30°C 1974 | 15°C 1976 | 90% |
| May 29 | 20°C | 14°C | 31°C 1958 | 16°C 2013 | 90% |
| May 30 | 20°C | 14°C | 32°C 1963 | 15°C 1962 | 90% |
| May 31 | 20°C | 14°C | 30°C 1984 | 13°C 1964 | 90% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-5).
- May 1
- sunrise 5:48 AM, sunset 6:10 PM
- May 31
- sunrise 5:45 AM, sunset 6:14 PM
Other months
Sources
Records: NOAA GHCN-Daily, station COM00080110, 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.