Climatological Report (Daily)
Issued by NWS
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CDCA42 TJSJ 310945
CLIISX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
545 AM AST SUN AUG 31 2025
...................................
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR AUGUST 30 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 91 12:30 PM 94 2016 90 1 91
2023
MINIMUM 78 11:59 PM 71 1954 77 1 79
AVERAGE 85 83 2 85
PRECIPITATION (IN)
YESTERDAY MM 1.91 2010 0.12 MM 0.07
MONTH TO DATE 0.00 3.11 -3.11 0.07
SINCE JUN 1 3.23 7.67 -4.44 1.94
SINCE JAN 1 3.30 18.42 -15.12 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 20 18 2 20
MONTH TO DATE 557 540 17 613
SINCE JUN 1 1642 1640 2 1869
SINCE JAN 1 3866 3754 112 3756
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 9.5
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) 90 93 2016
2023
MINIMUM TEMPERATURE (F) 77 67 1979
SUNRISE AND SUNSET
AUGUST 31 2025........SUNRISE 6:05 AM AST SUNSET 6:33 PM AST
SEPTEMBER 1 2025.....SUNRISE 6:05 AM AST SUNSET 6:33 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$