738
CDCA42 TJSJ 190902
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
502 AM AST FRI SEP 19 2025
...............................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 18 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1953 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 83 12:46 AM 96 1994 89 -6 91
MINIMUM 75 11:55 PM 71 1972 80 -5 80
AVERAGE 79 84 -5 86
PRECIPITATION (IN)
YESTERDAY 2.48R 2.48 2025 0.18 2.30 0.01
MONTH TO DATE 3.48 3.45 0.03 5.55
SINCE SEP 1 3.48 3.45 0.03 5.55
SINCE JAN 1 25.13 24.74 0.39 16.69
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 14 19 -5 21
MONTH TO DATE 277 353 -76 356
SINCE SEP 1 277 353 -76 356
SINCE JAN 1 4527 4404 123 3154
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 8.1
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 79
AVERAGE 87
......................................................
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 95 1994
MINIMUM TEMPERATURE (F) 79 72 1974
SUNRISE AND SUNSET
SEPTEMBER 19 2025.....SUNRISE 6:08 AM AST SUNSET 6:18 PM AST
SEPTEMBER 20 2025.....SUNRISE 6:08 AM AST SUNSET 6:17 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page