


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. $$