Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDCA42 TJSJ 170853
CLIISX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
453 AM AST THU JUL 17 2025
...................................
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR JULY 16 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 88 3:33 PM 92 2014 89 -1 91
MINIMUM 77 8:21 AM 71 1979 77 0 78
AVERAGE 83 83 0 85
PRECIPITATION (IN)
YESTERDAY 0.17 1.80 1991 0.09 0.08 MM
MONTH TO DATE 0.94 1.27 -0.33 T
SINCE JUN 1 2.35 3.19 -0.84 1.87
SINCE JAN 1 2.42 13.94 -11.52 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 18 18 0 20
MONTH TO DATE 284 288 -4 336
SINCE JUN 1 811 822 -11 945
SINCE JAN 1 3035 2936 99 2832
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 11.5
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 68
AVERAGE 81
..........................................................
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 93 1989
MINIMUM TEMPERATURE (F) 77 73 1998
SUNRISE AND SUNSET
JULY 17 2025..........SUNRISE 5:53 AM AST SUNSET 6:57 PM AST
JULY 18 2025..........SUNRISE 5:54 AM AST SUNSET 6:57 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$