Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDCA42 TJSJ 021939
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
339 PM AST TUE SEP 02 2025
...................................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 2 2025...
VALID TODAY AS OF 0300 PM LOCAL TIME.
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)
TODAY
MAXIMUM MM MM 96 1994 90 MM 92
MINIMUM MM MM 72 1956 80 MM 81
AVERAGE MM 85 MM 87
PRECIPITATION (IN)
TODAY MM 1.74 1973 0.20 MM 0.01
MONTH TO DATE 0.00 0.39 -0.39 0.01
SINCE SEP 1 0.00 0.39 -0.39 0.01
SINCE JAN 1 21.65 21.68 -0.03 11.15
DEGREE DAYS
HEATING
TODAY 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
TODAY MM 20 MM 22
MONTH TO DATE MM 40 MM 42
SINCE SEP 1 MM 40 MM 42
SINCE JAN 1 4250 4091 159 2840
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 9.4
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
..........................................................
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 97 1994
MINIMUM TEMPERATURE (F) 80 73 1981
SUNRISE AND SUNSET
SEPTEMBER 2 2025.....SUNRISE 6:06 AM AST SUNSET 6:33 PM AST
SEPTEMBER 3 2025.....SUNRISE 6:06 AM AST SUNSET 6:32 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$