Climatological Report (Daily)
Issued by NWS

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523
CDUS43 KLOT 192137
CLIARR

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CDT TUE AUG 19 2025

...................................

...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR AUGUST 19 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         79   2:34 PM  89    2021  82     -3       78
  MINIMUM         72   4:17 AM  50    2020  59     13       58
  AVERAGE         76                        71      5       68

PRECIPITATION (IN)
  TODAY            0.00          1.05 2007   0.09  -0.09     0.00
  MONTH TO DATE    3.96                      2.10   1.86     1.80
  SINCE JUN 1     11.24                      9.79   1.45    13.56
  SINCE JAN 1     20.76                     22.37  -1.61    27.57

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        9
  SINCE JUN 1     13                        35    -22       18
  SINCE JUL 1      0                         6     -6       10

 COOLING
  TODAY           11                         6      5        3
  MONTH TO DATE  202                       130     72      124
  SINCE JUN 1    837                       563    274      622
  SINCE JAN 1    874                       625    249      674
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     6.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           1:00 AM
 LOWEST     71           3:00 PM
 AVERAGE    84

..........................................................


THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        92      2010
                                             2023
 MINIMUM TEMPERATURE (F)   59        49      2001
                                             2012


SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE   6:07 AM CDT   SUNSET   7:47 PM CDT
AUGUST 20 2025........SUNRISE   6:08 AM CDT   SUNSET   7:46 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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