687
CDCA42 TJSJ 102111
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
511 PM AST WED DEC 10 2025
...............................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR DECEMBER 10 2025...
VALID TODAY AS OF 0500 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 83 5:00 PM 91 1992 86 -3 86
MINIMUM 78 MM 64 1982 75 3 76
AVERAGE 81 80 1 81
PRECIPITATION (IN)
TODAY 0.36 2.38 1972 0.10 0.26 0.04
MONTH TO DATE 0.78 1.10 -0.32 0.39
SINCE DEC 1 0.78 1.10 -0.32 0.39
SINCE JAN 1 29.44 39.62 -10.18 35.46
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 16 15 1 16
MONTH TO DATE 166 158 8 165
SINCE DEC 1 166 158 8 165
SINCE JAN 1 5543 5856 -313 4653
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 10.4
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97
LOWEST 74
AVERAGE 86
......................................................
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 92 1995
MINIMUM TEMPERATURE (F) 75 65 1982
SUNRISE AND SUNSET
DECEMBER 10 2025......SUNRISE 6:41 AM AST SUNSET 5:44 PM AST
DECEMBER 11 2025......SUNRISE 6:42 AM AST SUNSET 5:45 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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