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CDCA42 TJSJ 280853
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
453 AM AST SUN DEC 28 2025
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR DECEMBER 27 2025
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)
YESTERDAY
MAXIMUM 83 1:27 PM 90 1963 84 -1 88
MINIMUM 69 6:15 AM 66 1964 73 -4 76
AVERAGE 76 78 -2 82
PRECIPITATION (IN)
YESTERDAY 0.00 1.90 1981 0.13 -0.13 0.02
MONTH TO DATE 4.90 4.31 0.59 3.68
SINCE DEC 1 4.90 4.31 0.59 3.68
SINCE JAN 1 65.62 59.33 6.29 77.91
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 11 13 -2 17
MONTH TO DATE 399 372 27 458
SINCE DEC 1 399 372 27 458
SINCE JAN 1 6105 5745 360 6725
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 3.6
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87
LOWEST 54
AVERAGE 71
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THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 90 1980
MINIMUM TEMPERATURE (F) 73 65 1952
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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