Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDCA42 TJSJ 120918
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
518 AM AST SUN OCT 12 2025
...................................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR OCTOBER 11 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 87 6:56 AM 97 1993 89 -2 88
MINIMUM 78 8:47 AM 70 1954 79 -1 80
AVERAGE 83 84 -1 84
PRECIPITATION (IN)
YESTERDAY 3.59R 3.59 2025 0.17 3.42 0.00
MONTH TO DATE 3.79 1.86 1.93 1.71
SINCE SEP 1 9.21 7.75 1.46 8.05
SINCE JAN 1 30.86 29.04 1.82 19.19
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 18 19 -1 19
MONTH TO DATE 62 209 -147 213
SINCE SEP 1 516 789 -273 808
SINCE JAN 1 4766 4840 -74 3606
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 9.1
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93
LOWEST 77
AVERAGE 85
..........................................................
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 96 1994
MINIMUM TEMPERATURE (F) 79 70 1973
SUNRISE AND SUNSET
OCTOBER 12 2025.......SUNRISE 6:13 AM AST SUNSET 5:59 PM AST
OCTOBER 13 2025.......SUNRISE 6:13 AM AST SUNSET 5:59 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$