018
CDCA42 TJSJ 300931
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
531 AM AST SAT AUG 30 2025
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 29 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 89 2:24 PM 94 2016 89 0 91
MINIMUM 80 11:44 PM 69 1916 78 2 80
AVERAGE 85 84 1 86
PRECIPITATION (IN)
YESTERDAY T 2.88 2009 0.23 -0.23 0.45
MONTH TO DATE 6.77 5.83 0.94 8.17
SINCE JUN 1 16.35 16.51 -0.16 16.34
SINCE JAN 1 40.75 35.48 5.27 49.22
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 20 18 2 21
MONTH TO DATE 568 522 46 613
SINCE JUN 1 1681 1628 53 1899
SINCE JAN 1 4005 3761 244 4411
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WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 6.8
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85
LOWEST 70
AVERAGE 78
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THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 95 2008
MINIMUM TEMPERATURE (F) 78 70 1954
SUNRISE AND SUNSET
AUGUST 30 2025........SUNRISE 6:09 AM AST SUNSET 6:40 PM AST
AUGUST 31 2025........SUNRISE 6:09 AM AST SUNSET 6:39 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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