101
CDCA42 TJSJ 070900
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
500 AM AST SUN SEP 07 2025
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 6 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 89 1:10 PM 94 2002 89 0 92
MINIMUM 79 11:47 PM 69 1960 78 1 81
AVERAGE 84 83 1 87
PRECIPITATION (IN)
YESTERDAY 0.15 5.42 1910 0.24 -0.09 0.20
MONTH TO DATE 0.29 1.43 -1.14 0.60
SINCE SEP 1 0.29 1.43 -1.14 0.60
SINCE JAN 1 43.91 37.37 6.54 50.81
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 19 18 1 22
MONTH TO DATE 119 108 11 129
SINCE SEP 1 119 108 11 129
SINCE JAN 1 4164 3919 245 4580
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 4.1
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90
LOWEST 72
AVERAGE 81
......................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 95 1995
MINIMUM TEMPERATURE (F) 78 70 1910
SUNRISE AND SUNSET
SEPTEMBER 7 2025.....SUNRISE 6:11 AM AST SUNSET 6:33 PM AST
SEPTEMBER 8 2025.....SUNRISE 6:11 AM AST SUNSET 6:32 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page