Climatological Report (Daily)
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CDCA42 TJSJ 010942
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
542 AM AST THU OCT 01 2026
...................................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR SEPTEMBER 30 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 90 2:10 PM 95 1994 89 1 MM
MINIMUM 80 12:43 AM 70 1991 79 1 MM
AVERAGE 85 84 1 MM
PRECIPITATION (IN)
YESTERDAY 0.08 3.90 2017 0.21 -0.13 MM
MONTH TO DATE 0.49 5.89 -5.40 5.42
SINCE SEP 1 0.49 5.89 -5.40 5.42
SINCE JAN 1 11.36 27.18 -15.82 27.07
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 MM
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 20 19 1 MM
MONTH TO DATE 202 580 -378 454
SINCE SEP 1 202 580 -378 454
SINCE JAN 1 4433 4631 -198 4704
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 10.4
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88
LOWEST 59
AVERAGE 74
..........................................................
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 96 1994
MINIMUM TEMPERATURE (F) 79 70 1991
SUNRISE AND SUNSET
OCTOBER 1 2026.......SUNRISE 6:10 AM AST SUNSET 6:08 PM AST
OCTOBER 2 2026.......SUNRISE 6:11 AM AST SUNSET 6:07 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$