251
CDCA42 TJSJ 210855
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
455 AM AST MON SEP 21 2026
...............................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 20 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 96 1993 89 MM 89
MINIMUM MM MM 68 1972 79 MM 79
AVERAGE MM 84 MM 84
PRECIPITATION (IN)
YESTERDAY MM 1.75 2017 0.19 MM 0.31
MONTH TO DATE T 3.84 -3.84 4.18
SINCE SEP 1 T 3.84 -3.84 4.18
SINCE JAN 1 10.87 25.13 -14.26 25.83
DEGREE DAYS
HEATING
YESTERDAY MM 0 MM 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY MM 19 MM 19
MONTH TO DATE 20 391 -371 313
SINCE SEP 1 20 391 -371 313
SINCE JAN 1 4251 4442 -191 4563
...............................................................
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 95 1993
MINIMUM TEMPERATURE (F) 79 70 1972
SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE 6:09 AM AST SUNSET 6:17 PM AST
SEPTEMBER 22 2026.....SUNRISE 6:09 AM AST SUNSET 6:16 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page