393
CDCA42 TJSJ 130850
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
450 AM AST SUN SEP 13 2026
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 12 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 89 2:03 PM 94 2011 89 0 89
2017
MINIMUM 81 6:58 AM 72 1961 78 3 80
AVERAGE 85 83 2 85
PRECIPITATION (IN)
YESTERDAY 0.00 2.90 1905 0.23 -0.23 0.02
MONTH TO DATE 2.75 2.81 -0.06 1.80
SINCE SEP 1 2.75 2.81 -0.06 1.80
SINCE JAN 1 27.68 38.75 -11.07 45.42
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 20 18 2 20
MONTH TO DATE 237 216 21 233
SINCE SEP 1 237 216 21 233
SINCE JAN 1 4355 4027 328 4278
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WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 8.6
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85
LOWEST 68
AVERAGE 77
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THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 96 2023
MINIMUM TEMPERATURE (F) 78 70 1928
SUNRISE AND SUNSET
SEPTEMBER 13 2026.....SUNRISE 6:11 AM AST SUNSET 6:28 PM AST
SEPTEMBER 14 2026.....SUNRISE 6:12 AM AST SUNSET 6:27 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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