Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDCA42 TJSJ 200850
CLIISX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
450 AM AST WED AUG 20 2025
...................................
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR AUGUST 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 89 2:12 PM 95 1972 90 -1 91
MINIMUM 79 5:20 AM 70 1979 78 1 82
AVERAGE 84 84 0 87
PRECIPITATION (IN)
YESTERDAY 0.00 0.69 2011 0.11 -0.11 MM
MONTH TO DATE 0.00 1.88 -1.88 T
SINCE JUN 1 3.23 6.44 -3.21 1.87
SINCE JAN 1 3.30 17.19 -13.89 9.77
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 22
MONTH TO DATE 340 342 -2 387
SINCE JUN 1 1425 1442 -17 1643
SINCE JAN 1 3649 3556 93 3530
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 8.1
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90
LOWEST 68
AVERAGE 79
..........................................................
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 94 2020
MINIMUM TEMPERATURE (F) 77 70 1980
SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE 6:03 AM AST SUNSET 6:42 PM AST
AUGUST 21 2025........SUNRISE 6:03 AM AST SUNSET 6:41 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$