389
CDCA42 TJSJ 162002
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
402 PM AST WED SEP 16 2026
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 16 2026
VALID TODAY AS OF 0400 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 89 12:58 PM 93 1900 89 0 89
MINIMUM 79 6:04 AM 69 1929 78 1 80
AVERAGE 84 83 1 85
PRECIPITATION (IN)
TODAY 0.49 3.38 1996 0.22 0.27 0.05
MONTH TO DATE 3.61 3.69 -0.08 2.64
SINCE SEP 1 3.61 3.69 -0.08 2.64
SINCE JAN 1 28.54 39.63 -11.09 46.26
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 19 18 1 20
MONTH TO DATE 312 288 24 310
SINCE SEP 1 312 288 24 310
SINCE JAN 1 4430 4099 331 4355
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 10.4
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90
LOWEST 68
AVERAGE 79
......................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 95 1995
MINIMUM TEMPERATURE (F) 78 72 1954
SUNRISE AND SUNSET
SEPTEMBER 16 2026.....SUNRISE 6:12 AM AST SUNSET 6:25 PM AST
SEPTEMBER 17 2026.....SUNRISE 6:12 AM AST SUNSET 6:24 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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