067
CDCA42 TJSJ 180841
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
441 AM AST MON MAY 18 2026
...............................
..THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR MAY 17 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1953 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 90 12:12 PM 96 1994 87 3 82
MINIMUM 81 11:59 PM 68 1972 78 3 73
AVERAGE 86 82 4 78
PRECIPITATION (IN)
YESTERDAY T 2.16 2012 0.10 -0.10 0.30
MONTH TO DATE 0.11 1.74 -1.63 4.56
SINCE MAR 1 4.91 5.84 -0.93 13.40
SINCE JAN 1 8.75 10.38 -1.63 15.55
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 21 17 4 13
MONTH TO DATE 329 287 42 289
SINCE MAR 1 1260 1194 66 1282
SINCE JAN 1 2174 2012 162 2127
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WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 14.4
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82
LOWEST 57
AVERAGE 70
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THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 95 1995
MINIMUM TEMPERATURE (F) 78 69 1972
SUNRISE AND SUNSET
MAY 18 2026...........SUNRISE 5:45 AM AST SUNSET 6:47 PM AST
MAY 19 2026...........SUNRISE 5:45 AM AST SUNSET 6:48 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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