San Rafael Abajo Weather in May
Average highs run from 30°C on May 1 to 27°C on May 31, and lows from 21°C to 21°C. Normal precipitation for the month is 192 mm over about 22 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
- 29°C
- Average low
- 21°C
- Precipitation
- 192 mm
- Record high
- 38°CMay 8, 1977
- Record low
- 12°CMay 17, 1984
- Daylight
- 12 h 29 min to 12 h 40 min
- Cloud cover
- 81%
- Humidity
- 80%
- Dew point
- 20°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 | 30°C | 21°C | 32°C 2005 | 16°C 1984 | 55% |
| May 2 | 30°C | 21°C | 32°C 2007 | 17°C 1984 | 57% |
| May 3 | 30°C | 21°C | 32°C 2002 | 17°C 1984 | 60% |
| May 4 | 30°C | 21°C | 33°C 2001 | 16°C 1977 | 60% |
| May 5 | 30°C | 21°C | 33°C 2019 | 16°C 1980 | 60% |
| May 6 | 30°C | 21°C | 33°C 2001 | 16°C 1989 | 59% |
| May 7 | 30°C | 21°C | 34°C 1996 | 14°C 2013 | 61% |
| May 8 | 30°C | 22°C | 38°C 1977 | 14°C 2013 | 62% |
| May 9 | 30°C | 22°C | 33°C 2023 | 15°C 2013 | 63% |
| May 10 | 30°C | 22°C | 32°C 2023 | 16°C 1984 | 63% |
| May 11 | 30°C | 22°C | 32°C 2002 | 16°C 2018 | 65% |
| May 12 | 29°C | 21°C | 32°C 1980 | 16°C 2018 | 67% |
| May 13 | 29°C | 21°C | 33°C 2025 | 17°C 1977 | 67% |
| May 14 | 29°C | 21°C | 33°C 1998 | 14°C 1984 | 67% |
| May 15 | 29°C | 21°C | 33°C 1988 | 14°C 1984 | 68% |
| May 16 | 29°C | 21°C | 32°C 2004 | 15°C 1984 | 69% |
| May 17 | 29°C | 21°C | 32°C 2001 | 12°C 1984 | 70% |
| May 18 | 29°C | 21°C | 35°C 1980 | 16°C 1985 | 70% |
| May 19 | 29°C | 21°C | 32°C 1980 | 15°C 1985 | 72% |
| May 20 | 28°C | 21°C | 34°C 1984 | 15°C 1985 | 73% |
| May 21 | 28°C | 21°C | 32°C 1998 | 16°C 1979 | 74% |
| May 22 | 28°C | 21°C | 31°C 2020 | 16°C 1979 | 75% |
| May 23 | 28°C | 21°C | 32°C 2016 | 16°C 1979 | 75% |
| May 24 | 28°C | 21°C | 31°C 2001 | 16°C 1979 | 76% |
| May 25 | 28°C | 21°C | 33°C 2016 | 16°C 1995 | 77% |
| May 26 | 28°C | 21°C | 31°C 2006 | 16°C 1984 | 76% |
| May 27 | 28°C | 21°C | 31°C 2024 | 17°C 2012 | 76% |
| May 28 | 28°C | 21°C | 32°C 2024 | 17°C 2001 | 76% |
| May 29 | 27°C | 21°C | 30°C 2015 | 17°C 2000 | 77% |
| May 30 | 27°C | 21°C | 30°C 2015 | 17°C 2015 | 78% |
| May 31 | 27°C | 21°C | 31°C 2006 | 17°C 1989 | 77% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (CST).
- May 1
- sunrise 5:20 AM, sunset 5:49 PM
- May 31
- sunrise 5:15 AM, sunset 5:55 PM
Other months
Sources
Records: NOAA GHCN-Daily, station CSM00078762, 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 2026-09-26. Sun and moon: computed with the NOAA solar equations and Meeus.