138
CDCA42 TJSJ 051943
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
343 PM AST FRI SEP 05 2025
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 5 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 89 1:25 PM 96 1981 89 0 91
MINIMUM 80 9:06 AM 71 1956 78 2 82
AVERAGE 85 83 2 87
PRECIPITATION (IN)
TODAY 0.05 3.64 1976 0.24 -0.19 0.03
MONTH TO DATE 0.13 1.19 -1.06 0.40
SINCE SEP 1 0.13 1.19 -1.06 0.40
SINCE JAN 1 43.75 37.13 6.62 50.61
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 20 18 2 22
MONTH TO DATE 100 90 10 107
SINCE SEP 1 100 90 10 107
SINCE JAN 1 4145 3901 244 4558
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 4.5
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88
LOWEST 68
AVERAGE 78
......................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 94 2002
MINIMUM TEMPERATURE (F) 78 69 1960
SUNRISE AND SUNSET
SEPTEMBER 5 2025.....SUNRISE 6:10 AM AST SUNSET 6:35 PM AST
SEPTEMBER 6 2025.....SUNRISE 6:10 AM AST SUNSET 6:34 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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