Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 200645
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
145 AM CDT SUN JUL 20 2025
...................................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 19 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1997 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 83 5:47 PM 97 2011 84 -1 80
MINIMUM 71 5:03 AM 54 2014 64 7 57
AVERAGE 77 74 3 69
PRECIPITATION (IN)
YESTERDAY 0.24 1.44 2008 0.11 0.13 0.00
MONTH TO DATE 4.54 2.15 2.39 4.11
SINCE JUN 1 7.19 5.80 1.39 9.14
SINCE JAN 1 15.25 18.06 -2.81 21.78
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 3
SINCE JUN 1 18 33 -15 16
SINCE JUL 1 0 0 0 3
COOLING
YESTERDAY 12 9 3 4
MONTH TO DATE 214 167 47 164
SINCE JUN 1 481 342 139 406
SINCE JAN 1 514 398 116 460
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 6.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 11:00 AM
LOWEST 63 5:00 PM
AVERAGE 79
..........................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 97 2011
MINIMUM TEMPERATURE (F) 64 54 2009
SUNRISE AND SUNSET
JULY 20 2025..........SUNRISE 5:36 AM CDT SUNSET 8:23 PM CDT
JULY 21 2025..........SUNRISE 5:36 AM CDT SUNSET 8:22 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$