643
CDUS43 KLOT 110633
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT MON SEP 11 2023
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 10 2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1997 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 81 4:03 PM 92 2005 78 3 83
2013
MINIMUM 50 5:54 AM 42 1999 56 -6 56
2017
AVERAGE 66 67 -1 70
PRECIPITATION (IN)
YESTERDAY T 1.41 2014 0.10 -0.10 0.00
MONTH TO DATE 0.04 1.01 -0.97 0.10
SINCE SEP 1 0.04 1.01 -0.97 0.10
SINCE JAN 1 22.49 24.38 -1.89 24.83
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 2 13 -11 0
SINCE SEP 1 2 13 -11 0
SINCE JUL 1 5 24 -19 0
COOLING
YESTERDAY 1 4 -3 5
MONTH TO DATE 67 44 23 68
SINCE SEP 1 67 44 23 68
SINCE JAN 1 741 768 -27 891
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 2.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 5:00 AM
LOWEST 37 12:00 PM
AVERAGE 63
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 91 2005
2019
MINIMUM TEMPERATURE (F) 56 43 1999
SUNRISE AND SUNSET
SEPTEMBER 11 2023.....SUNRISE 6:29 AM CDT SUNSET 7:10 PM CDT
SEPTEMBER 12 2023.....SUNRISE 6:30 AM CDT SUNSET 7:08 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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