Las Heras Weather in May
Average highs run from 13°C on May 1 to 7°C on May 31, and lows from 2°C to -1°C. Normal precipitation for the month is 31 mm over about 6 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
- 10°C
- Average low
- 1°C
- Precipitation
- 31 mm
- Reanalysis high
- 22°CMay 3, 2008
- Reanalysis low
- -10°CMay 20, 2008
- Daylight
- 9 h 57 min to 8 h 50 min
- Cloud cover
- 59%
- Humidity
- 77%
- Dew point
- 0°C
- Wind
- 20.9 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 | 13°C | 2°C | 20°C 2010 | -2°C 2016 | 16% |
| May 2 | 13°C | 2°C | 19°C 1993 | -3°C 2015 | 16% |
| May 3 | 13°C | 2°C | 22°C 2008 | -3°C 1992 | 17% |
| May 4 | 13°C | 2°C | 18°C 1994 | -4°C 2007 | 16% |
| May 5 | 12°C | 2°C | 18°C 1997 | -4°C 2015 | 16% |
| May 6 | 12°C | 2°C | 18°C 2012 | -4°C 2015 | 17% |
| May 7 | 12°C | 2°C | 19°C 2020 | -5°C 1992 | 18% |
| May 8 | 12°C | 2°C | 20°C 2014 | -4°C 2002 | 18% |
| May 9 | 12°C | 2°C | 18°C 1999 | -3°C 2002 | 17% |
| May 10 | 12°C | 2°C | 17°C 2000 | -2°C 1994 | 17% |
| May 11 | 11°C | 1°C | 18°C 2019 | -5°C 2002 | 18% |
| May 12 | 11°C | 1°C | 18°C 1994 | -7°C 2002 | 19% |
| May 13 | 11°C | 1°C | 18°C 1991 | -4°C 2002 | 19% |
| May 14 | 11°C | 1°C | 16°C 2015 | -4°C 2010 | 19% |
| May 15 | 10°C | 1°C | 19°C 1998 | -4°C 2010 | 20% |
| May 16 | 10°C | 1°C | 17°C 2011 | -4°C 2018 | 20% |
| May 17 | 10°C | 1°C | 15°C 2011 | -3°C 1992 | 19% |
| May 18 | 10°C | 0°C | 16°C 1998 | -6°C 2002 | 19% |
| May 19 | 9°C | 0°C | 16°C 1993 | -9°C 2008 | 20% |
| May 20 | 9°C | 0°C | 15°C 2015 | -10°C 2008 | 21% |
| May 21 | 9°C | 0°C | 15°C 2016 | -6°C 2011 | 21% |
| May 22 | 9°C | 0°C | 12°C 2007 | -6°C 2008 | 20% |
| May 23 | 8°C | 0°C | 15°C 2020 | -5°C 1997 | 20% |
| May 24 | 8°C | -1°C | 18°C 2001 | -5°C 1991 | 20% |
| May 25 | 8°C | -1°C | 15°C 2013 | -5°C 2008 | 20% |
| May 26 | 8°C | -1°C | 14°C 1996 | -7°C 2008 | 20% |
| May 27 | 8°C | -1°C | 15°C 1996 | -7°C 2008 | 20% |
| May 28 | 8°C | -1°C | 15°C 2014 | -7°C 2008 | 21% |
| May 29 | 8°C | -1°C | 12°C 1998 | -5°C 2008 | 21% |
| May 30 | 8°C | -1°C | 12°C 1995 | -7°C 2012 | 20% |
| May 31 | 7°C | -1°C | 14°C 2005 | -7°C 2012 | 20% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-3).
- May 1
- sunrise 8:34 AM, sunset 6:31 PM
- May 31
- sunrise 9:08 AM, sunset 5:58 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.