San Luis Río Colorado Weather in May
Average highs run from 34°C on May 1 to 38°C on May 31, and lows from 15°C to 19°C. Normal precipitation for the month is 3 mm over about 0 wet days.
May day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
May at a glance
- Average high
- 36°C
- Average low
- 17°C
- Precipitation
- 3 mm
- Reanalysis high
- 47°CMay 29, 2000
- Reanalysis low
- 9°CMay 1, 1999
- Daylight
- 13 h 28 min to 14 h 08 min
- Cloud cover
- 28%
- Humidity
- 30%
- Dew point
- 4°C
- Wind
- 10.8 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 | Reanalysis high | Reanalysis low | Chance wet |
|---|---|---|---|---|---|
| May 1 | 34°C | 15°C | 40°C 1996 | 9°C 1999 | 1% |
| May 2 | 34°C | 16°C | 40°C 2004 | 11°C 2002 | 1% |
| May 3 | 34°C | 16°C | 41°C 2004 | 9°C 1991 | 1% |
| May 4 | 35°C | 16°C | 41°C 2017 | 11°C 1999 | 2% |
| May 5 | 35°C | 16°C | 41°C 2020 | 11°C 1999 | 2% |
| May 6 | 35°C | 16°C | 43°C 2020 | 11°C 1995 | 2% |
| May 7 | 35°C | 16°C | 43°C 2020 | 10°C 1995 | 2% |
| May 8 | 35°C | 16°C | 44°C 2001 | 11°C 1995 | 2% |
| May 9 | 35°C | 16°C | 43°C 2001 | 10°C 2003 | 2% |
| May 10 | 35°C | 16°C | 41°C 2001 | 9°C 2003 | 2% |
| May 11 | 35°C | 16°C | 43°C 1996 | 10°C 1991 | 2% |
| May 12 | 35°C | 16°C | 44°C 1996 | 11°C 2010 | 2% |
| May 13 | 36°C | 17°C | 42°C 1996 | 13°C 1998 | 2% |
| May 14 | 36°C | 17°C | 43°C 2013 | 10°C 1998 | 2% |
| May 15 | 36°C | 17°C | 42°C 1997 | 11°C 1998 | 2% |
| May 16 | 36°C | 17°C | 43°C 1997 | 11°C 2011 | 2% |
| May 17 | 36°C | 17°C | 43°C 2014 | 12°C 1995 | 2% |
| May 18 | 36°C | 17°C | 44°C 2008 | 12°C 1994 | 2% |
| May 19 | 36°C | 17°C | 46°C 2008 | 11°C 1991 | 2% |
| May 20 | 36°C | 17°C | 45°C 2008 | 12°C 1991 | 2% |
| May 21 | 36°C | 17°C | 44°C 2005 | 11°C 2019 | 2% |
| May 22 | 36°C | 17°C | 45°C 2005 | 12°C 1998 | 2% |
| May 23 | 36°C | 17°C | 46°C 2001 | 11°C 2010 | 1% |
| May 24 | 37°C | 17°C | 45°C 2001 | 9°C 2010 | 1% |
| May 25 | 37°C | 18°C | 43°C 2001 | 11°C 2010 | 1% |
| May 26 | 37°C | 18°C | 42°C 2020 | 12°C 2008 | 1% |
| May 27 | 37°C | 18°C | 44°C 2020 | 12°C 1998 | 1% |
| May 28 | 38°C | 18°C | 45°C 2000 | 13°C 2008 | 1% |
| May 29 | 38°C | 18°C | 47°C 2000 | 14°C 2008 | 1% |
| May 30 | 38°C | 18°C | 44°C 2000 | 12°C 2011 | 1% |
| May 31 | 38°C | 19°C | 46°C 2001 | 13°C 1991 | 1% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-7).
- May 1
- sunrise 5:52 AM, sunset 7:20 PM
- May 31
- sunrise 5:33 AM, sunset 7:41 PM
Other months
Sources
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.