274
CDCA42 TJSJ 290900
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
500 AM AST TUE SEP 29 2026
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 28 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 90 12:50 PM 95 2013 89 1 95
2025
MINIMUM 78 5:53 AM 69 1920 77 1 78
AVERAGE 84 83 1 87
PRECIPITATION (IN)
YESTERDAY 0.04 1.65 1920 0.20 -0.16 T
MONTH TO DATE 6.81 6.12 0.69 6.53
SINCE SEP 1 6.81 6.12 0.69 6.53
SINCE JAN 1 31.74 42.06 -10.32 50.15
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 553 504 49 533
SINCE SEP 1 553 504 49 533
SINCE JAN 1 4671 4315 356 4578
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 7.8
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 63
AVERAGE 79
......................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 96 2013
MINIMUM TEMPERATURE (F) 77 70 1905
SUNRISE AND SUNSET
SEPTEMBER 29 2026.....SUNRISE 6:14 AM AST SUNSET 6:14 PM AST
SEPTEMBER 30 2026.....SUNRISE 6:14 AM AST SUNSET 6:13 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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