564
CDCA42 TJSJ 200940
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
500 AM AST THU AUG 20 2026
...............................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR AUGUST 19 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1953 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 91 12:14 PM 96 1993 90 1 89
MINIMUM 81 11:59 PM 74 1979 80 1 84
AVERAGE 86 85 1 87
PRECIPITATION (IN)
YESTERDAY 0.00 1.12 1995 0.14 -0.14 0.00
MONTH TO DATE 0.80 2.50 -1.70 2.64
SINCE JUN 1 1.59 7.76 -6.17 4.68
SINCE JAN 1 10.82 19.42 -8.60 20.78
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 21 20 1 22
MONTH TO DATE 377 380 -3 411
SINCE JUN 1 1651 1557 94 1655
SINCE JAN 1 4087 3820 267 4047
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 11.8
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 29
LOWEST 22
AVERAGE 26
......................................................
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 97 1993
MINIMUM TEMPERATURE (F) 80 73 1954
SUNRISE AND SUNSET
AUGUST 20 2026........SUNRISE 6:03 AM AST SUNSET 6:43 PM AST
AUGUST 21 2026........SUNRISE 6:03 AM AST SUNSET 6:42 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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