521
CDCA42 TJSJ 270902
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
502 AM AST SUN SEP 27 2026
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 26 2026
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)
YESTERDAY
MAXIMUM 95 2:35 PM 96 1987 89 6 90
MINIMUM 79 6:56 AM 71 1997 77 2 79
AVERAGE 87 83 4 85
PRECIPITATION (IN)
YESTERDAY T 2.41 1908 0.20 -0.20 0.02
MONTH TO DATE 6.35 5.72 0.63 6.03
SINCE SEP 1 6.35 5.72 0.63 6.03
SINCE JAN 1 31.28 41.66 -10.38 49.65
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 22 18 4 20
MONTH TO DATE 514 468 46 493
SINCE SEP 1 514 468 46 493
SINCE JAN 1 4632 4279 353 4538
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 4.9
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88
LOWEST 45
AVERAGE 67
......................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 94 2015
MINIMUM TEMPERATURE (F) 77 70 1949
SUNRISE AND SUNSET
SEPTEMBER 27 2026.....SUNRISE 6:14 AM AST SUNSET 6:16 PM AST
SEPTEMBER 28 2026.....SUNRISE 6:14 AM AST SUNSET 6:15 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page