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CDCA42 TJSJ 102001
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
401 PM AST THU SEP 10 2026
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 10 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 91 11:50 AM 94 1998 89 2 94
2017
2025
MINIMUM 80 6:20 AM 71 1961 78 2 78
AVERAGE 86 83 3 86
PRECIPITATION (IN)
TODAY 0.04 8.20 1996 0.23 -0.19 0.84
MONTH TO DATE 2.75 2.35 0.40 1.67
SINCE SEP 1 2.75 2.35 0.40 1.67
SINCE JAN 1 27.68 38.29 -10.61 45.29
DEGREE DAYS
HEATING
TODAY 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
TODAY 21 18 3 21
MONTH TO DATE 196 180 16 193
SINCE SEP 1 196 180 16 193
SINCE JAN 1 4314 3991 323 4238
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 10.7
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91
LOWEST 68
AVERAGE 80
......................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 94 1994
MINIMUM TEMPERATURE (F) 78 71 1909
SUNRISE AND SUNSET
SEPTEMBER 10 2026.....SUNRISE 6:11 AM AST SUNSET 6:31 PM AST
SEPTEMBER 11 2026.....SUNRISE 6:11 AM AST SUNSET 6:30 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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