665
CDCA42 TJSJ 201939
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
339 PM AST SAT DEC 20 2025
...............................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR DECEMBER 20 2025...
VALID TODAY AS OF 0300 PM LOCAL TIME.
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)
TODAY
MAXIMUM 88 1:06 PM 91 1994 85 3 85
MINIMUM 78 4:04 AM 66 1954 75 3 76
AVERAGE 83 80 3 81
PRECIPITATION (IN)
TODAY T 0.91 1982 0.08 -0.08 0.00
MONTH TO DATE 1.00 2.03 -1.03 1.74
SINCE DEC 1 1.00 2.03 -1.03 1.74
SINCE JAN 1 29.66 40.55 -10.89 36.81
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 18 15 3 16
MONTH TO DATE 306 308 -2 322
SINCE DEC 1 306 308 -2 322
SINCE JAN 1 5683 6006 -323 4810
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 7.4
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90
LOWEST 63
AVERAGE 77
......................................................
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 91 1994
MINIMUM TEMPERATURE (F) 75 64 1954
SUNRISE AND SUNSET
DECEMBER 20 2025......SUNRISE 6:47 AM AST SUNSET 5:49 PM AST
DECEMBER 21 2025......SUNRISE 6:47 AM AST SUNSET 5:49 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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