Alcobaça Weather in May
Average highs run from 27°C on May 1 to 26°C on May 31, and lows from 26°C to 25°C. Normal precipitation for the month is 93 mm over about 16 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
- 26°C
- Average low
- 25°C
- Precipitation
- 93 mm
- Reanalysis high
- 28°CMay 2, 2019
- Reanalysis low
- 23°CMay 31, 1997
- Daylight
- 11 h 28 min to 11 h 09 min
- Cloud cover
- 55%
- Humidity
- 78%
- Dew point
- 22°C
- Wind
- 19.8 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 | 27°C | 26°C | 28°C 2019 | 25°C 2007 | 60% |
| May 2 | 27°C | 26°C | 28°C 2019 | 25°C 1991 | 60% |
| May 3 | 27°C | 26°C | 28°C 2019 | 25°C 1996 | 58% |
| May 4 | 26°C | 26°C | 28°C 2019 | 25°C 1996 | 56% |
| May 5 | 26°C | 26°C | 28°C 1998 | 25°C 1997 | 55% |
| May 6 | 26°C | 26°C | 27°C 2008 | 25°C 1997 | 55% |
| May 7 | 26°C | 26°C | 28°C 2019 | 24°C 1997 | 55% |
| May 8 | 26°C | 26°C | 28°C 2019 | 24°C 1997 | 55% |
| May 9 | 26°C | 26°C | 27°C 2019 | 24°C 1999 | 55% |
| May 10 | 26°C | 26°C | 27°C 2019 | 24°C 1997 | 55% |
| May 11 | 26°C | 26°C | 28°C 2019 | 24°C 1996 | 54% |
| May 12 | 26°C | 26°C | 28°C 2019 | 24°C 1996 | 52% |
| May 13 | 26°C | 25°C | 28°C 2019 | 24°C 1997 | 53% |
| May 14 | 26°C | 25°C | 27°C 2009 | 24°C 1997 | 53% |
| May 15 | 26°C | 25°C | 27°C 2017 | 24°C 1997 | 53% |
| May 16 | 26°C | 25°C | 27°C 2009 | 24°C 2012 | 52% |
| May 17 | 26°C | 25°C | 27°C 2016 | 24°C 2006 | 52% |
| May 18 | 26°C | 25°C | 27°C 2016 | 24°C 1999 | 53% |
| May 19 | 26°C | 25°C | 27°C 2019 | 24°C 1993 | 54% |
| May 20 | 26°C | 25°C | 27°C 2019 | 24°C 1995 | 54% |
| May 21 | 26°C | 25°C | 27°C 2019 | 24°C 2012 | 54% |
| May 22 | 26°C | 25°C | 27°C 2019 | 24°C 2012 | 52% |
| May 23 | 26°C | 25°C | 27°C 2019 | 24°C 1993 | 51% |
| May 24 | 26°C | 25°C | 27°C 2019 | 24°C 1993 | 49% |
| May 25 | 26°C | 25°C | 27°C 2003 | 23°C 1996 | 47% |
| May 26 | 26°C | 25°C | 27°C 2019 | 23°C 1996 | 47% |
| May 27 | 26°C | 25°C | 27°C 1998 | 23°C 1996 | 48% |
| May 28 | 26°C | 25°C | 27°C 1998 | 23°C 1996 | 48% |
| May 29 | 26°C | 25°C | 27°C 2019 | 24°C 2006 | 48% |
| May 30 | 26°C | 25°C | 27°C 2019 | 23°C 1997 | 47% |
| May 31 | 26°C | 25°C | 27°C 2019 | 23°C 1997 | 46% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-3).
- May 1
- sunrise 5:50 AM, sunset 5:18 PM
- May 31
- sunrise 6:00 AM, sunset 5:09 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.