Climatological Report (Daily)
Issued by NWS
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CDCA42 TJSJ 010940
CLIISX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
540 AM AST MON SEP 01 2025
...................................
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR AUGUST 31 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 90 1:47 PM 93 2016 90 0 91
2023
MINIMUM 77 5:57 AM 67 1979 77 0 78
AVERAGE 84 83 1 85
PRECIPITATION (IN)
YESTERDAY MM 8.95 1979 0.12 MM 0.00
MONTH TO DATE 0.00 3.23 -3.23 0.07
SINCE JUN 1 3.23 7.79 -4.56 1.94
SINCE JAN 1 3.30 18.54 -15.24 9.84
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 19 18 1 20
MONTH TO DATE 576 572 4 633
SINCE JUN 1 1661 1672 -11 1889
SINCE JAN 1 3885 3786 99 3776
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 8.4
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90
LOWEST 61
AVERAGE 76
..........................................................
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 95 2022
MINIMUM TEMPERATURE (F) 77 72 1975
SUNRISE AND SUNSET
SEPTEMBER 1 2025.....SUNRISE 6:05 AM AST SUNSET 6:33 PM AST
SEPTEMBER 2 2025.....SUNRISE 6:05 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.
$$