357
CDCA42 TJSJ 211935
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
335 PM AST SUN DEC 21 2025
...............................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR DECEMBER 21 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 89 12:37 PM 91 1994 85 4 85
MINIMUM 79 5:47 AM 64 1954 75 4 79
AVERAGE 84 80 4 82
PRECIPITATION (IN)
TODAY T 0.69 1978 0.08 -0.08 0.00
MONTH TO DATE 1.00 2.11 -1.11 1.74
SINCE DEC 1 1.00 2.11 -1.11 1.74
SINCE JAN 1 29.66 40.63 -10.97 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 19 15 4 17
MONTH TO DATE 325 323 2 339
SINCE DEC 1 325 323 2 339
SINCE JAN 1 5702 6021 -319 4827
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 10.9
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85
LOWEST 61
AVERAGE 73
......................................................
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 91 1994
MINIMUM TEMPERATURE (F) 75 65 1972
SUNRISE AND SUNSET
DECEMBER 21 2025......SUNRISE 6:47 AM AST SUNSET 5:49 PM AST
DECEMBER 22 2025......SUNRISE 6:48 AM AST SUNSET 5:50 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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