Climatological Report (Daily)
Issued by NWS
Issued by NWS
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043
CDCA42 TJSJ 290921
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
521 AM AST FRI AUG 29 2025
...................................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR AUGUST 28 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 90 3:27 PM 95 1994 90 0 91
MINIMUM 81 6:15 AM 72 1963 80 1 80
AVERAGE 86 85 1 86
PRECIPITATION (IN)
YESTERDAY 0.23 2.63 1963 0.16 0.07 0.18
MONTH TO DATE 3.39 3.88 -0.49 7.53
SINCE JUN 1 5.43 9.14 -3.71 10.71
SINCE JAN 1 21.53 20.80 0.73 10.71
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 21
MONTH TO DATE 593 560 33 543
SINCE JUN 1 1837 1737 100 1492
SINCE JAN 1 4229 4000 229 2737
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 9.7
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88
LOWEST 68
AVERAGE 78
..........................................................
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 97 1994
MINIMUM TEMPERATURE (F) 80 72 1963
SUNRISE AND SUNSET
AUGUST 29 2025........SUNRISE 6:05 AM AST SUNSET 6:36 PM AST
AUGUST 30 2025........SUNRISE 6:05 AM AST SUNSET 6:35 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$