São Mamede climate

São Mamede Weather in May

NASA POWER reanalysis for the half-degree grid cell around São Mamede, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 32°C on May 1 to 31°C on May 31, and lows from 21°C to 20°C. Normal precipitation for the month is 74 mm over about 12 wet days.

May day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at São Mamede, in °C, with the record for each date.152025303540151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

May at a glance

Average high
32°C
Average low
20°C
Precipitation
74 mm
Reanalysis high
37°CMay 1, 1998
Reanalysis low
16°CMay 29, 1999
Daylight
11 h 51 min to 11 h 45 min
Cloud cover
57%
Humidity
74%
Dew point
19°C
Wind
17.3 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
May 132°C21°C37°C 199818°C 199649%
May 232°C21°C37°C 199818°C 201748%
May 332°C21°C37°C 199818°C 200447%
May 432°C21°C36°C 199818°C 200246%
May 532°C20°C36°C 199818°C 200246%
May 632°C20°C36°C 201518°C 201945%
May 732°C20°C37°C 199818°C 201844%
May 832°C20°C36°C 199819°C 201842%
May 932°C20°C36°C 201518°C 200741%
May 1032°C20°C36°C 201218°C 200741%
May 1132°C20°C36°C 201218°C 199240%
May 1232°C20°C36°C 201518°C 199241%
May 1332°C20°C36°C 201217°C 200241%
May 1432°C20°C36°C 201218°C 200341%
May 1532°C20°C36°C 199318°C 200040%
May 1632°C20°C36°C 199318°C 199240%
May 1732°C20°C36°C 200118°C 199641%
May 1832°C20°C36°C 201218°C 199441%
May 1932°C20°C36°C 200117°C 199441%
May 2032°C20°C34°C 199817°C 201340%
May 2132°C20°C36°C 199818°C 200640%
May 2232°C20°C35°C 199817°C 199640%
May 2332°C20°C35°C 201517°C 199640%
May 2432°C20°C36°C 201517°C 201840%
May 2531°C20°C35°C 201517°C 200039%
May 2631°C20°C35°C 201517°C 201439%
May 2731°C20°C35°C 200118°C 200039%
May 2831°C20°C36°C 200117°C 199938%
May 2931°C20°C36°C 201516°C 199938%
May 3031°C20°C35°C 201017°C 199938%
May 3131°C20°C36°C 199818°C 200637%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at São Mamede, in percent.010203040501102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT-3).

May 1
sunrise 5:30 AM, sunset 5:21 PM
May 31
sunrise 5:34 AM, sunset 5:19 PM

Every day of May: sun and moon

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.