562
CDCA42 TJSJ 200909
CLIISX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
509 AM AST SAT SEP 20 2025
...............................
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR SEPTEMBER 19 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1951 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 87 11:26 AM 94 1972 89 -2 90
2023
MINIMUM 75 1:40 AM 69 1975 76 -1 78
AVERAGE 81 83 -2 84
PRECIPITATION (IN)
YESTERDAY MM 4.06 2017 0.16 MM T
MONTH TO DATE 0.00 3.08 -3.08 2.47
SINCE SEP 1 0.00 3.08 -3.08 2.47
SINCE JAN 1 3.30 21.62 -18.32 12.31
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 16 18 -2 19
MONTH TO DATE 353 342 11 383
SINCE SEP 1 353 342 11 383
SINCE JAN 1 4238 4128 110 4159
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 5.4
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97
LOWEST 72
AVERAGE 85
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THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 95 2023
MINIMUM TEMPERATURE (F) 76 72 1979
SUNRISE AND SUNSET
SEPTEMBER 20 2025.....SUNRISE 6:08 AM AST SUNSET 6:17 PM AST
SEPTEMBER 21 2025.....SUNRISE 6:08 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.
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