Les Cayes climate

Les Cayes Weather in May

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

Average highs run from 28°C on May 1 to 28°C on May 31, and lows from 26°C to 27°C. Normal precipitation for the month is 84 mm over about 19 wet days.

May day by day

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

Normal daily high and low temperature at Les Cayes, in °C, with the record for each date.2426283032151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

May at a glance

Average high
28°C
Average low
27°C
Precipitation
84 mm
Reanalysis high
31°CMay 14, 1998
Reanalysis low
24°CMay 1, 1992
Daylight
12 h 48 min to 13 h 09 min
Cloud cover
61%
Humidity
78%
Dew point
23°C
Wind
19.8 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 128°C26°C29°C 201024°C 199238%
May 228°C26°C29°C 201025°C 199239%
May 328°C27°C29°C 200825°C 199238%
May 428°C27°C29°C 201025°C 199238%
May 528°C27°C29°C 200725°C 199239%
May 628°C27°C30°C 200425°C 200040%
May 728°C27°C30°C 200726°C 200141%
May 828°C27°C30°C 200526°C 201643%
May 928°C27°C29°C 202026°C 200044%
May 1028°C27°C30°C 201026°C 199346%
May 1128°C27°C30°C 200626°C 199346%
May 1228°C27°C30°C 200625°C 199248%
May 1328°C27°C30°C 201025°C 199350%
May 1428°C27°C31°C 199826°C 199352%
May 1528°C27°C31°C 199826°C 201155%
May 1628°C27°C30°C 199826°C 200058%
May 1728°C27°C30°C 199825°C 199659%
May 1828°C27°C29°C 199826°C 199361%
May 1928°C27°C29°C 199826°C 199363%
May 2028°C27°C29°C 200626°C 199364%
May 2128°C27°C30°C 200326°C 199367%
May 2228°C27°C30°C 199825°C 200968%
May 2328°C27°C30°C 201025°C 199268%
May 2428°C27°C29°C 200626°C 199268%
May 2528°C27°C29°C 202025°C 199368%
May 2628°C27°C30°C 199826°C 199368%
May 2728°C27°C30°C 200526°C 200267%
May 2828°C27°C29°C 200526°C 200266%
May 2928°C27°C30°C 200526°C 200264%
May 3028°C27°C29°C 200526°C 200862%
May 3128°C27°C30°C 199826°C 199361%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Les Cayes, in percent.0204060801102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (EDT).

May 1
sunrise 6:28 AM, sunset 7:16 PM
May 31
sunrise 6:18 AM, sunset 7:27 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.