Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDCA42 TJSJ 271941
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
341 PM AST SUN SEP 27 2026
...................................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 27 2026...
VALID TODAY AS OF 0300 PM LOCAL TIME.
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)
TODAY
MAXIMUM 90 1:44 PM 95 1994 89 1 89
MINIMUM 82 6:20 AM 73 1981 79 3 81
AVERAGE 86 84 2 85
PRECIPITATION (IN)
TODAY 0.00 2.30 1978 0.21 -0.21 0.00
MONTH TO DATE 0.18 5.24 -5.06 5.42
SINCE SEP 1 0.18 5.24 -5.06 5.42
SINCE JAN 1 11.05 26.53 -15.48 27.07
DEGREE DAYS
HEATING
TODAY 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
TODAY 21 19 2 20
MONTH TO DATE 141 524 -383 454
SINCE SEP 1 141 524 -383 454
SINCE JAN 1 4372 4575 -203 4704
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 9.0
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82
LOWEST 66
AVERAGE 74
..........................................................
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 98 1993
MINIMUM TEMPERATURE (F) 79 73 1981
SUNRISE AND SUNSET
SEPTEMBER 27 2026.....SUNRISE 6:10 AM AST SUNSET 6:12 PM AST
SEPTEMBER 28 2026.....SUNRISE 6:10 AM AST SUNSET 6:11 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$