204
CDUS43 KLOT 180640
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
140 AM CDT MON SEP 18 2023
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 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 68 12:42 PM 92 2018 75 -7 86
MINIMUM 51 11:30 PM 40 1999 53 -2 65
AVERAGE 60 64 -4 76
PRECIPITATION (IN)
YESTERDAY 0.84R 0.44 2015 0.10 0.74 0.00
MONTH TO DATE 1.70 1.69 0.01 1.14
SINCE SEP 1 1.70 1.69 0.01 1.14
SINCE JAN 1 24.15 25.06 -0.91 25.87
DEGREE DAYS
HEATING
YESTERDAY 5 3 2 0
MONTH TO DATE 30 31 -1 6
SINCE SEP 1 30 31 -1 6
SINCE JUL 1 33 42 -9 6
COOLING
YESTERDAY 0 3 -3 11
MONTH TO DATE 67 66 1 89
SINCE SEP 1 67 66 1 89
SINCE JAN 1 741 790 -49 912
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 6.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 11:00 PM
LOWEST 75 5:00 PM
AVERAGE 86
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THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 88 2007
MINIMUM TEMPERATURE (F) 53 41 2012
SUNRISE AND SUNSET
SEPTEMBER 18 2023.....SUNRISE 6:36 AM CDT SUNSET 6:58 PM CDT
SEPTEMBER 19 2023.....SUNRISE 6:37 AM CDT SUNSET 6:56 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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