Climatological Report (Daily)
Issued by NWS
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CDCA42 TJSJ 281947
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
347 PM AST MON SEP 28 2026
...................................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 28 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 89 1:59 PM 98 1993 89 0 MM
MINIMUM 82 6:19 AM 73 1981 79 3 MM
AVERAGE 86 84 2 MM
PRECIPITATION (IN)
TODAY 0.00 1.84 2002 0.21 -0.21 MM
MONTH TO DATE 0.18 5.45 -5.27 5.42
SINCE SEP 1 0.18 5.45 -5.27 5.42
SINCE JAN 1 11.05 26.74 -15.69 27.07
DEGREE DAYS
HEATING
TODAY 0 0 0 MM
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 MM
MONTH TO DATE 162 543 -381 454
SINCE SEP 1 162 543 -381 454
SINCE JAN 1 4393 4594 -201 4704
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 10.6
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80
LOWEST 61
AVERAGE 71
..........................................................
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 94 1993
MINIMUM TEMPERATURE (F) 79 72 1956
SUNRISE AND SUNSET
SEPTEMBER 28 2026.....SUNRISE 6:10 AM AST SUNSET 6:11 PM AST
SEPTEMBER 29 2026.....SUNRISE 6:10 AM AST SUNSET 6:10 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$