763
CDCA42 TJSJ 181952
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
352 PM AST FRI SEP 18 2026
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 18 2026
VALID TODAY AS OF 0300 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 91 12:28 PM 96 1995 89 2 82
MINIMUM 79 4:05 AM 71 1960 78 1 76
AVERAGE 85 83 2 79
PRECIPITATION (IN)
TODAY 0.00 8.84 1989 0.22 -0.22 0.56
MONTH TO DATE 4.36 4.12 0.24 3.59
SINCE SEP 1 4.36 4.12 0.24 3.59
SINCE JAN 1 29.29 40.06 -10.77 47.21
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 14
MONTH TO DATE 352 324 28 344
SINCE SEP 1 352 324 28 344
SINCE JAN 1 4470 4135 335 4389
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 6.0
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 59
AVERAGE 77
......................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 95 2013
MINIMUM TEMPERATURE (F) 77 71 1950
SUNRISE AND SUNSET
SEPTEMBER 18 2026.....SUNRISE 6:12 AM AST SUNSET 6:24 PM AST
SEPTEMBER 19 2026.....SUNRISE 6:12 AM AST SUNSET 6:23 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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