San Javier Weather in May
Average highs run from 22°C on May 1 to 18°C on May 31, and lows from 11°C to 8°C. Normal precipitation for the month is 93 mm over about 6 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
- 10°C
- Precipitation
- 93 mm
- Record high
- 33°CMay 7, 1981
- Record low
- -3°CMay 2, 1968
- Daylight
- 10 h 48 min to 10 h 09 min
- Cloud cover
- 55%
- Humidity
- 80%
- Dew point
- 11°C
- Wind
- 13.3 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 | 22°C | 11°C | 28°C 1935 | 1°C 1968 | 27% |
| May 2 | 22°C | 11°C | 28°C 1935 | -3°C 1968 | 26% |
| May 3 | 22°C | 11°C | 29°C 1951 | 0°C 1971 | 24% |
| May 4 | 22°C | 11°C | 31°C 1981 | 1°C 1971 | 25% |
| May 5 | 22°C | 11°C | 30°C 1981 | -1°C 1971 | 24% |
| May 6 | 22°C | 11°C | 30°C 1951 | 2°C 1970 | 24% |
| May 7 | 22°C | 11°C | 33°C 1981 | 0°C 1942 | 24% |
| May 8 | 21°C | 11°C | 32°C 1958 | -1°C 1942 | 24% |
| May 9 | 21°C | 11°C | 31°C 1997 | 1°C 1956 | 23% |
| May 10 | 21°C | 11°C | 31°C 1950 | -2°C 1956 | 23% |
| May 11 | 21°C | 10°C | 30°C 1950 | 2°C 1944 | 24% |
| May 12 | 21°C | 10°C | 30°C 1950 | 1°C 1968 | 23% |
| May 13 | 21°C | 10°C | 31°C 1980 | 0°C 1949 | 23% |
| May 14 | 21°C | 10°C | 31°C 2002 | -2°C 1949 | 24% |
| May 15 | 21°C | 10°C | 31°C 1935 | 0°C 1956 | 25% |
| May 16 | 21°C | 10°C | 31°C 1935 | 0°C 1945 | 24% |
| May 17 | 20°C | 10°C | 32°C 1967 | -2°C 1956 | 25% |
| May 18 | 20°C | 10°C | 28°C 1997 | -2°C 1954 | 25% |
| May 19 | 20°C | 10°C | 28°C 1952 | -1°C 1956 | 24% |
| May 20 | 20°C | 10°C | 31°C 1957 | -1°C 1959 | 23% |
| May 21 | 20°C | 10°C | 30°C 1957 | -2°C 1956 | 23% |
| May 22 | 20°C | 9°C | 29°C 1940 | -3°C 1968 | 22% |
| May 23 | 19°C | 9°C | 28°C 1981 | 0°C 1948 | 22% |
| May 24 | 19°C | 9°C | 28°C 1936 | -1°C 1958 | 22% |
| May 25 | 19°C | 9°C | 28°C 1985 | -1°C 1958 | 22% |
| May 26 | 19°C | 9°C | 28°C 1936 | -2°C 1958 | 21% |
| May 27 | 19°C | 9°C | 27°C 1949 | -1°C 1958 | 20% |
| May 28 | 19°C | 9°C | 28°C 1991 | -1°C 1958 | 21% |
| May 29 | 18°C | 8°C | 29°C 1991 | 0°C 1958 | 20% |
| May 30 | 18°C | 8°C | 27°C 1961 | -2°C 2007 | 20% |
| May 31 | 18°C | 8°C | 29°C 1972 | 0°C 1962 | 20% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-3).
- May 1
- sunrise 7:25 AM, sunset 6:13 PM
- May 31
- sunrise 7:46 AM, sunset 5:55 PM
Other months
Sources
Records: NOAA GHCN-Daily, station UY000086430, 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.