Climatological Report (Daily)
Issued by NWS
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CDCA42 TJSJ 212121
CLIISX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
521 PM AST MON JUL 21 2025
...................................
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR JULY 21 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 89 11:37 AM 92 2014 89 0 92
2024
MINIMUM 77 6:04 AM 69 1982 77 0 80
AVERAGE 83 83 0 86
PRECIPITATION (IN)
TODAY 0.00 2.80 1997 0.09 -0.09 MM
MONTH TO DATE 1.82 1.71 0.11 T
SINCE JUN 1 3.23 3.63 -0.40 1.87
SINCE JAN 1 3.30 14.38 -11.08 9.77
DEGREE DAYS
HEATING
TODAY 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
TODAY 18 18 0 21
MONTH TO DATE 372 378 -6 442
SINCE JUN 1 899 912 -13 1051
SINCE JAN 1 3123 3026 97 2938
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 10.1
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82
LOWEST 61
AVERAGE 72
..........................................................
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 92 1972
MINIMUM TEMPERATURE (F) 77 68 1982
SUNRISE AND SUNSET
JULY 21 2025..........SUNRISE 5:55 AM AST SUNSET 6:56 PM AST
JULY 22 2025..........SUNRISE 5:55 AM AST SUNSET 6:56 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$