Climatological Report (Daily)
Issued by NWS
Issued by NWS
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477
CDCA42 TJSJ 160946
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
546 AM AST THU OCT 16 2025
...................................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR OCTOBER 15 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 MM MM 97 1993 89 MM 88
MINIMUM MM MM 64 2015 78 MM 79
AVERAGE MM 84 MM 84
PRECIPITATION (IN)
YESTERDAY MM 4.52 1958 0.18 MM 0.00
MONTH TO DATE T 2.54 -2.54 1.74
SINCE SEP 1 5.42 8.43 -3.01 8.08
SINCE JAN 1 27.07 29.72 -2.65 19.22
DEGREE DAYS
HEATING
YESTERDAY MM 0 MM 0
MONTH TO DATE MM 0 MM 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY MM 18 MM 19
MONTH TO DATE MM 282 MM 291
SINCE SEP 1 454 862 -408 886
SINCE JAN 1 4704 4913 -209 3684
...................................................................
WIND (MPH)
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED MM
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
..........................................................
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 95 1994
MINIMUM TEMPERATURE (F) 78 70 1954
SUNRISE AND SUNSET
OCTOBER 16 2025.......SUNRISE 6:14 AM AST SUNSET 5:56 PM AST
OCTOBER 17 2025.......SUNRISE 6:14 AM AST SUNSET 5:56 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$