491
CDCA42 TJSJ 100809
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
409 AM AST SUN MAY 10 2026
...............................
..THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR MAY 9 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
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TEMPERATURE (F)
YESTERDAY
MAXIMUM 92 12:43 PM 96 1985 87 5 86
MINIMUM 78 6:15 AM 72 1989 77 1 78
AVERAGE 85 82 3 82
PRECIPITATION (IN)
YESTERDAY T 1.40 1993 0.10 -0.10 0.12
MONTH TO DATE T 0.93 -0.93 3.72
SINCE MAR 1 4.80 5.03 -0.23 12.56
SINCE JAN 1 8.64 9.57 -0.93 14.71
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 20 17 3 17
MONTH TO DATE 167 151 16 147
SINCE MAR 1 1098 1058 40 1140
SINCE JAN 1 2012 1876 136 1985
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WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 11.3
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76
LOWEST 41
AVERAGE 59
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THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 93 1996
MINIMUM TEMPERATURE (F) 77 70 2013
SUNRISE AND SUNSET
MAY 10 2026...........SUNRISE 5:48 AM AST SUNSET 6:44 PM AST
MAY 11 2026...........SUNRISE 5:48 AM AST SUNSET 6:45 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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