Climatological Report (Daily)
Issued by NWS
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CDCA42 TJSJ 130856
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
456 AM AST WED AUG 13 2025
...................................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR AUGUST 12 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1953 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 93 3:46 PM 96 1993 90 3 90
MINIMUM 84 11:59 PM 67 1956 80 4 80
AVERAGE 89 85 4 85
PRECIPITATION (IN)
YESTERDAY 0.02 2.34 1956 0.14 -0.12 0.26
MONTH TO DATE 0.25 1.52 -1.27 2.41
SINCE JUN 1 2.29 6.78 -4.49 5.59
SINCE JAN 1 18.39 18.44 -0.05 5.59
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 20
MONTH TO DATE 267 240 27 233
SINCE JUN 1 1511 1417 94 1182
SINCE JAN 1 3903 3680 223 2427
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 8.9
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77
LOWEST 62
AVERAGE 70
..........................................................
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 98 1994
MINIMUM TEMPERATURE (F) 80 72 1986
SUNRISE AND SUNSET
AUGUST 13 2025........SUNRISE 6:01 AM AST SUNSET 6:48 PM AST
AUGUST 14 2025........SUNRISE 6:02 AM AST SUNSET 6:47 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$