Climatological Report (Daily)
Issued by NWS
Issued by NWS
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128
CDUS43 KLOT 212141
CLIARR
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
441 PM CDT MON JUL 21 2025
...................................
...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR JULY 21 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 85 2:59 PM 97 2002 84 1 82
MINIMUM 63 2:06 AM 49 2007 62 1 60
AVERAGE 74 73 1 71
PRECIPITATION (IN)
TODAY 0.00 1.30 2016 0.13 -0.13 0.00
MONTH TO DATE 3.31 2.49 0.82 4.48
SINCE JUN 1 5.62 6.47 -0.85 10.85
SINCE JAN 1 15.14 19.05 -3.91 24.86
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE JUN 1 13 29 -16 9
SINCE JUL 1 0 0 0 1
COOLING
TODAY 9 8 1 6
MONTH TO DATE 223 168 55 161
SINCE JUN 1 500 345 155 419
SINCE JAN 1 537 407 130 471
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 6.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 AM
LOWEST 51 2:00 PM
AVERAGE 72
..........................................................
THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 95 2001
MINIMUM TEMPERATURE (F) 62 51 2007
SUNRISE AND SUNSET
JULY 21 2025..........SUNRISE 5:38 AM CDT SUNSET 8:22 PM CDT
JULY 22 2025..........SUNRISE 5:39 AM CDT SUNSET 8:21 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$