Santa María Weather in May
Average highs run from 15°C on May 1 to 12°C on May 31, and lows from 0°C to -2°C. Normal precipitation for the month is 25 mm over about 3 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
- 14°C
- Average low
- -1°C
- Precipitation
- 25 mm
- Reanalysis high
- 21°CMay 14, 1992
- Reanalysis low
- -8°CMay 12, 2001
- Daylight
- 11 h 05 min to 10 h 34 min
- Cloud cover
- 49%
- Humidity
- 50%
- Dew point
- -6°C
- Wind
- 10.1 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 | 15°C | 0°C | 20°C 1997 | -6°C 2011 | 17% |
| May 2 | 15°C | 0°C | 19°C 2018 | -4°C 2008 | 16% |
| May 3 | 15°C | 0°C | 20°C 2020 | -3°C 2010 | 15% |
| May 4 | 15°C | 0°C | 19°C 2019 | -7°C 2004 | 14% |
| May 5 | 15°C | 0°C | 19°C 1994 | -5°C 2004 | 15% |
| May 6 | 14°C | 0°C | 19°C 1994 | -5°C 1995 | 15% |
| May 7 | 14°C | 0°C | 19°C 1994 | -5°C 1995 | 14% |
| May 8 | 14°C | -1°C | 19°C 2013 | -4°C 2007 | 15% |
| May 9 | 14°C | -1°C | 19°C 2013 | -6°C 2007 | 15% |
| May 10 | 14°C | -1°C | 20°C 1998 | -5°C 2007 | 16% |
| May 11 | 14°C | -1°C | 18°C 2002 | -6°C 2001 | 17% |
| May 12 | 14°C | -1°C | 19°C 2005 | -8°C 2001 | 17% |
| May 13 | 14°C | -1°C | 18°C 2002 | -8°C 2004 | 17% |
| May 14 | 14°C | -1°C | 21°C 1992 | -8°C 2004 | 17% |
| May 15 | 14°C | -1°C | 20°C 1992 | -6°C 1998 | 16% |
| May 16 | 13°C | -1°C | 19°C 1992 | -6°C 2010 | 16% |
| May 17 | 13°C | -2°C | 19°C 1991 | -7°C 2010 | 16% |
| May 18 | 13°C | -2°C | 19°C 1991 | -7°C 2010 | 15% |
| May 19 | 13°C | -2°C | 19°C 1993 | -4°C 2017 | 15% |
| May 20 | 13°C | -2°C | 19°C 2008 | -4°C 2002 | 14% |
| May 21 | 13°C | -2°C | 19°C 1998 | -5°C 2019 | 14% |
| May 22 | 13°C | -2°C | 18°C 2008 | -7°C 2014 | 14% |
| May 23 | 13°C | -2°C | 16°C 2002 | -8°C 2014 | 14% |
| May 24 | 13°C | -2°C | 17°C 2009 | -7°C 2004 | 13% |
| May 25 | 13°C | -2°C | 18°C 2006 | -7°C 2004 | 12% |
| May 26 | 13°C | -2°C | 19°C 2020 | -6°C 1999 | 11% |
| May 27 | 13°C | -2°C | 19°C 2020 | -4°C 2009 | 10% |
| May 28 | 12°C | -2°C | 19°C 2005 | -6°C 1992 | 11% |
| May 29 | 12°C | -2°C | 20°C 1991 | -7°C 1992 | 11% |
| May 30 | 12°C | -2°C | 17°C 2003 | -8°C 1992 | 12% |
| May 31 | 12°C | -2°C | 18°C 1991 | -8°C 1992 | 12% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-3).
- May 1
- sunrise 7:49 AM, sunset 6:54 PM
- May 31
- sunrise 8:05 AM, sunset 6:39 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.