Climatological Report (Daily)
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142
CDUS43 KLOT 200646
CLIARR

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
146 AM CDT SUN SEP 20 2026

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

...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 19 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         69        MM  91    2021  75     -6       86
  MINIMUM         63        MM  35    2012  51     12       58
  AVERAGE         66                        63      3       72

PRECIPITATION (IN)
  YESTERDAY        1.36          1.50 2001   0.10   1.26      T
  MONTH TO DATE    4.92                      1.90   3.02     0.35
  SINCE SEP 1      4.92                      1.90   3.02     0.35
  SINCE JAN 1     39.88                     25.52  14.36    21.92

DEGREE DAYS
 HEATING
  YESTERDAY        0                         4     -4        0
  MONTH TO DATE   12                        48    -36       61
  SINCE SEP 1     12                        48    -36       61
  SINCE JUL 1     16                        66    -50       82

 COOLING
  YESTERDAY        1                         2     -1        7
  MONTH TO DATE  143                        63     80       65
  SINCE SEP 1    143                        63     80       65
  SINCE JAN 1    852                       751    101      962
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED     7.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           4:00 AM
 LOWEST     76          12:00 AM
 AVERAGE    88

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


THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        95      2018
 MINIMUM TEMPERATURE (F)   50        34      2003


SUNRISE AND SUNSET
SEPTEMBER 20 2026.....SUNRISE   6:39 AM CDT   SUNSET   6:54 PM CDT
SEPTEMBER 21 2026.....SUNRISE   6:40 AM CDT   SUNSET   6:53 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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