Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDCA42 TJSJ 200905
CLIIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
505 AM AST SUN JUL 20 2025
...................................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR JULY 19 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1953 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 88 4:21 PM 96 1993 90 -2 88
MINIMUM 78 6:01 AM 73 1990 79 -1 78
AVERAGE 83 84 -1 83
PRECIPITATION (IN)
YESTERDAY T 1.88 1960 0.10 -0.10 0.30
MONTH TO DATE 1.04 1.65 -0.61 2.35
SINCE JUN 1 1.88 4.00 -2.12 2.35
SINCE JAN 1 17.98 15.66 2.32 2.35
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 20 -2 18
MONTH TO DATE 376 380 -4 377
SINCE JUN 1 987 953 34 712
SINCE JAN 1 3379 3216 163 1957
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 10.1
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88
LOWEST 65
AVERAGE 77
..........................................................
THE CYRIL E. KING AP/ST THOMAS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 96 1993
MINIMUM TEMPERATURE (F) 79 72 1999
SUNRISE AND SUNSET
JULY 20 2025..........SUNRISE 5:54 AM AST SUNSET 6:58 PM AST
JULY 21 2025..........SUNRISE 5:54 AM AST SUNSET 6:58 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$