Climatological Report (Daily)
Issued by NWS
Issued by NWS
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099
CDCA42 TJSJ 140900
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
500 AM AST MON SEP 14 2026
...................................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 13 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 MM MM 99 2026 89 MM 93
MINIMUM MM MM 72 1981 80 MM 82
AVERAGE MM 84 MM 88
PRECIPITATION (IN)
YESTERDAY MM 2.01 1985 0.20 MM 0.00
MONTH TO DATE T 2.51 -2.51 0.48
SINCE SEP 1 T 2.51 -2.51 0.48
SINCE JAN 1 10.87 23.80 -12.93 22.13
DEGREE DAYS
HEATING
YESTERDAY MM 0 MM 0
MONTH TO DATE MM 0 MM 0
SINCE SEP 1 MM 0 MM 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY MM 19 MM 23
MONTH TO DATE MM 258 MM 172
SINCE SEP 1 MM 258 MM 172
SINCE JAN 1 4231 4309 -78 4422
...................................................................
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 MM
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
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 97 1994
MINIMUM TEMPERATURE (F) 80 71 1960
SUNRISE AND SUNSET
SEPTEMBER 14 2026.....SUNRISE 6:08 AM AST SUNSET 6:23 PM AST
SEPTEMBER 15 2026.....SUNRISE 6:08 AM AST SUNSET 6:22 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$