Puerto Rico climate

Puerto Rico Weather in April

NASA POWER reanalysis for the half-degree grid cell around Puerto Rico, 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 April 1 to 27°C on April 30, and lows from 20°C to 20°C. Normal precipitation for the month is 153 mm over about 21 wet days.

April day by day

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

Normal daily high and low temperature at Puerto Rico, in °C, with the record for each date.1520253035151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

April at a glance

Average high
27°C
Average low
20°C
Precipitation
153 mm
Reanalysis high
34°CApr 14, 2020
Reanalysis low
17°CApr 28, 1992
Daylight
12 h 07 min to 12 h 11 min
Cloud cover
84%
Humidity
86%
Dew point
20°C
Wind
4.0 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
Apr 128°C20°C32°C 201018°C 200165%
Apr 228°C20°C32°C 201019°C 199964%
Apr 328°C20°C30°C 201018°C 199664%
Apr 428°C20°C32°C 201418°C 201865%
Apr 527°C20°C31°C 202017°C 199164%
Apr 627°C20°C31°C 199218°C 199965%
Apr 727°C20°C33°C 202018°C 201865%
Apr 827°C20°C31°C 201618°C 199366%
Apr 927°C20°C32°C 201319°C 199467%
Apr 1027°C20°C31°C 202019°C 200868%
Apr 1127°C20°C31°C 202018°C 200070%
Apr 1227°C20°C32°C 201418°C 200070%
Apr 1327°C20°C33°C 202019°C 199170%
Apr 1427°C20°C34°C 202018°C 200370%
Apr 1527°C20°C31°C 202019°C 201869%
Apr 1627°C20°C30°C 202019°C 199768%
Apr 1727°C20°C31°C 201418°C 200668%
Apr 1827°C20°C31°C 200117°C 200669%
Apr 1927°C20°C30°C 200119°C 199669%
Apr 2027°C20°C32°C 200118°C 201170%
Apr 2127°C20°C32°C 200119°C 199169%
Apr 2227°C20°C31°C 200118°C 201269%
Apr 2327°C20°C31°C 202018°C 199768%
Apr 2427°C20°C33°C 202018°C 201168%
Apr 2527°C20°C33°C 202018°C 201367%
Apr 2627°C20°C29°C 199818°C 201366%
Apr 2727°C20°C30°C 200119°C 199266%
Apr 2827°C20°C32°C 202017°C 199266%
Apr 2927°C20°C33°C 202018°C 200767%
Apr 3027°C20°C30°C 202018°C 199467%

Chance of rain

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

Sunrise and sunset

Times for 2026, local time (GMT-5).

April 1
sunrise 6:01 AM, sunset 6:08 PM
April 30
sunrise 5:52 AM, sunset 6:03 PM

Every day of April: 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.