531
CDCA42 TJSJ 240925
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
525 AM AST WED SEP 24 2025
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 23 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 90 1:28 PM 95 2020 89 1 93
MINIMUM 78 7:34 AM 71 1956 77 1 80
AVERAGE 84 83 1 87
PRECIPITATION (IN)
YESTERDAY 0.51 2.00 1924 0.20 0.31 0.00
MONTH TO DATE 4.70 5.14 -0.44 3.19
SINCE SEP 1 4.70 5.14 -0.44 3.19
SINCE JAN 1 48.32 41.08 7.24 53.40
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 19 18 1 22
MONTH TO DATE 439 414 25 488
SINCE SEP 1 439 414 25 488
SINCE JAN 1 4484 4225 259 4939
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 7.9
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 65
AVERAGE 80
......................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 94 2004
2017
MINIMUM TEMPERATURE (F) 77 70 1956
SUNRISE AND SUNSET
SEPTEMBER 24 2025.....SUNRISE 6:13 AM AST SUNSET 6:18 PM AST
SEPTEMBER 25 2025.....SUNRISE 6:13 AM AST SUNSET 6:17 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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