335
CDUS43 KLOT 302140
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
440 PM CDT SAT SEP 30 2023
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 30 2023...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 82 2:59 PM 86 2019 70 12 67
MINIMUM 57 3:46 AM 35 2004 48 9 39
AVERAGE 70 59 11 53
PRECIPITATION (IN)
TODAY 0.00 0.35 1998 0.10 -0.10 0.00
MONTH TO DATE 2.77 3.00 -0.23 2.35
SINCE SEP 1 2.77 3.00 -0.23 2.35
SINCE JAN 1 25.22 26.37 -1.15 27.08
DEGREE DAYS
HEATING
TODAY 0 7 -7 12
MONTH TO DATE 47 100 -53 98
SINCE SEP 1 47 100 -53 98
SINCE JUL 1 50 111 -61 98
COOLING
TODAY 5 1 4 0
MONTH TO DATE 101 88 13 122
SINCE SEP 1 101 88 13 122
SINCE JAN 1 775 812 -37 945
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 6.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 3:00 AM
LOWEST 53 2:00 PM
AVERAGE 73
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 87 2019
MINIMUM TEMPERATURE (F) 48 31 2003
SUNRISE AND SUNSET
SEPTEMBER 30 2023.....SUNRISE 6:49 AM CDT SUNSET 6:37 PM CDT
OCTOBER 1 2023.......SUNRISE 6:50 AM CDT SUNSET 6:35 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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