Climatological Report (Daily)
Issued by NWS
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CDCA42 TJSJ 040900
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
500 AM AST SUN OCT 04 2026
...................................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR OCTOBER 3 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 88 9:04 AM 94 1994 89 -1 MM
MINIMUM 78 12:24 PM 71 1956 79 -1 MM
AVERAGE 83 84 -1 MM
PRECIPITATION (IN)
YESTERDAY 0.88 4.50 2015 0.18 0.70 MM
MONTH TO DATE 0.94 0.52 0.42 T
SINCE SEP 1 1.43 6.41 -4.98 5.42
SINCE JAN 1 12.30 27.70 -15.40 27.07
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 MM
MONTH TO DATE 0 0 0 MM
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 18 19 -1 MM
MONTH TO DATE 59 57 2 MM
SINCE SEP 1 261 637 -376 454
SINCE JAN 1 4492 4688 -196 4704
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 6.5
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87
LOWEST 63
AVERAGE 75
..........................................................
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 97 1992
MINIMUM TEMPERATURE (F) 79 69 1954
SUNRISE AND SUNSET
OCTOBER 4 2026.......SUNRISE 6:11 AM AST SUNSET 6:06 PM AST
OCTOBER 5 2026.......SUNRISE 6:11 AM AST SUNSET 6:05 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$