434
CDCA42 TJSJ 280850
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
450 AM AST MON JUL 28 2025
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JULY 27 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 87 10:30 AM 93 1965 89 -2 91
MINIMUM 78 10:05 PM 70 1899 78 0 82
AVERAGE 83 83 0 87
PRECIPITATION (IN)
YESTERDAY 0.57 2.19 1899 0.21 0.36 0.01
MONTH TO DATE 5.18 5.24 -0.06 3.61
SINCE JUN 1 9.19 9.90 -0.71 7.02
SINCE JAN 1 33.59 28.87 4.72 39.90
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 18 0 22
MONTH TO DATE 508 486 22 567
SINCE JUN 1 1035 1029 6 1206
SINCE JAN 1 3359 3162 197 3718
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 6.7
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 75
AVERAGE 85
......................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 92 1981
MINIMUM TEMPERATURE (F) 78 70 1899
SUNRISE AND SUNSET
JULY 28 2025..........SUNRISE 6:01 AM AST SUNSET 7:00 PM AST
JULY 29 2025..........SUNRISE 6:01 AM AST SUNSET 7:00 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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