269
CDCA42 TJSJ 171958
CLIISX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
358 PM AST WED DEC 17 2025
...............................
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR DECEMBER 17 2025...
VALID TODAY AS OF 0300 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1951 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 85 1:29 PM 89 2021 85 0 88
MINIMUM 77 8:52 AM 67 1991 72 5 76
AVERAGE 81 79 2 82
PRECIPITATION (IN)
TODAY MM 0.47 1995 0.10 MM MM
MONTH TO DATE 0.00 2.04 -2.04 T
SINCE DEC 1 0.00 2.04 -2.04 T
SINCE JAN 1 3.30 35.80 -32.50 13.63
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 14 2 17
MONTH TO DATE 264 239 25 285
SINCE DEC 1 264 239 25 285
SINCE JAN 1 5633 5560 73 5795
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 10.9
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88
LOWEST 61
AVERAGE 75
......................................................
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 88 1998
2019
2024
MINIMUM TEMPERATURE (F) 72 64 1996
SUNRISE AND SUNSET
DECEMBER 17 2025......SUNRISE 6:43 AM AST SUNSET 5:48 PM AST
DECEMBER 18 2025......SUNRISE 6:44 AM AST SUNSET 5:48 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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