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CDCA42 TJSJ 281945
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
345 PM AST SUN DEC 28 2025
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR DECEMBER 28 2025
VALID TODAY AS OF 0300 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 81 3:33 PM 90 1980 84 -3 84
MINIMUM 69 7:32 AM 65 1952 73 -4 75
AVERAGE 75 78 -3 80
PRECIPITATION (IN)
TODAY 0.00 1.07 1908 0.14 -0.14 0.97
MONTH TO DATE 4.90 4.45 0.45 4.65
SINCE DEC 1 4.90 4.45 0.45 4.65
SINCE JAN 1 65.62 59.47 6.15 78.88
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 10 13 -3 15
MONTH TO DATE 409 385 24 473
SINCE DEC 1 409 385 24 473
SINCE JAN 1 6115 5758 357 6740
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 2.8
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84
LOWEST 56
AVERAGE 70
......................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 88 1980
MINIMUM TEMPERATURE (F) 73 62 1917
SUNRISE AND SUNSET
DECEMBER 28 2025......SUNRISE 6:55 AM AST SUNSET 5:57 PM AST
DECEMBER 29 2025......SUNRISE 6:55 AM AST SUNSET 5:57 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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