513
CDCA42 TJSJ 182120
CLIISX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
520 PM AST TUE AUG 18 2026
...............................
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR AUGUST 18 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1951 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 91 3:28 PM 95 2020 90 1 90
MINIMUM 79 4:43 AM 72 1975 78 1 83
AVERAGE 85 84 1 87
PRECIPITATION (IN)
TODAY 0.00 2.35 2013 0.10 -0.10 MM
MONTH TO DATE T 1.77 -1.77 0.00
SINCE JUN 1 0.11 6.33 -6.22 3.23
SINCE JAN 1 4.43 17.08 -12.65 3.30
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 20 18 2 22
MONTH TO DATE 247 324 -77 321
SINCE JUN 1 1383 1424 -41 1406
SINCE JAN 1 3602 3538 64 3630
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 9.8
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85
LOWEST 57
AVERAGE 71
......................................................
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 95 1972
MINIMUM TEMPERATURE (F) 78 70 1979
SUNRISE AND SUNSET
AUGUST 18 2026........SUNRISE 6:03 AM AST SUNSET 6:43 PM AST
AUGUST 19 2026........SUNRISE 6:03 AM AST SUNSET 6:43 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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