Climatological Report (Daily)
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553
CDUS43 KLOT 170647
CLIARR

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
147 AM CDT THU JUL 17 2025

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

...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR JULY 16 2025...

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)
 YESTERDAY
  MAXIMUM         91   1:00 PM  96    2012  85      6       84
  MINIMUM         69  11:59 PM  48    2014  62      7       68
  AVERAGE         80                        73      7       76

PRECIPITATION (IN)
  YESTERDAY        0.51          1.04 2015   0.12   0.39     0.00
  MONTH TO DATE    2.90                      1.86   1.04     4.48
  SINCE JUN 1      5.21                      5.84  -0.63    10.85
  SINCE JAN 1     14.73                     18.42  -3.69    24.86

DEGREE DAYS
 HEATING
  YESTERDAY        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
  YESTERDAY       15                         8      7       11
  MONTH TO DATE  190                       128     62      146
  SINCE JUN 1    467                       305    162      404
  SINCE JAN 1    504                       367    137      456
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    30   HIGHEST WIND DIRECTION    SW (230)
  HIGHEST GUST SPEED    46   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     9.2


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  HEAVY RAIN
  LIGHT RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94           3:00 AM
 LOWEST     56           1:00 PM
 AVERAGE    75

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


THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   85        97      2012
 MINIMUM TEMPERATURE (F)   62        50      2009


SUNRISE AND SUNSET
JULY 17 2025..........SUNRISE   5:34 AM CDT   SUNSET   8:25 PM CDT
JULY 18 2025..........SUNRISE   5:35 AM CDT   SUNSET   8:25 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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