431
CDCA42 TJSJ 310843
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
443 AM AST FRI JUL 31 2026
...............................
..THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR JULY 30 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 94 2:35 PM 97 1993 90 4 92
MINIMUM 84 9:04 PM 70 1972 79 5 80
AVERAGE 89 85 4 86
PRECIPITATION (IN)
YESTERDAY T 1.03 1955 0.10 -0.10 0.00
MONTH TO DATE 0.75 2.80 -2.05 1.15
SINCE JUN 1 0.79 5.15 -4.36 1.99
SINCE JAN 1 10.02 16.81 -6.79 18.09
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 24 20 4 21
MONTH TO DATE 650 600 50 613
SINCE JUN 1 1274 1173 101 1224
SINCE JAN 1 3710 3436 274 3616
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WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 13.5
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80
LOWEST 54
AVERAGE 67
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THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 97 1993
MINIMUM TEMPERATURE (F) 79 72 1955
SUNRISE AND SUNSET
JULY 31 2026..........SUNRISE 5:58 AM AST SUNSET 6:55 PM AST
AUGUST 1 2026........SUNRISE 5:58 AM AST SUNSET 6:54 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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