Climatological Report (Daily)
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013
CDUS43 KLOT 182154
CLIARR

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
454 PM CDT FRI SEP 18 2026

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

...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 18 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         72  12:10 PM  89    2007  76     -4       89
                                      2025
  MINIMUM         61   5:50 AM  38    2012  51     10       52
  AVERAGE         67                        63      4       71

PRECIPITATION (IN)
  TODAY            T             2.04 2015   0.11  -0.11     0.00
  MONTH TO DATE    3.56                      1.80   1.76     0.35
  SINCE SEP 1      3.56                      1.80   1.76     0.35
  SINCE JAN 1     38.52                     25.42  13.10    21.92

DEGREE DAYS
 HEATING
  TODAY            0                         4     -4        0
  MONTH TO DATE   12                        44    -32       61
  SINCE SEP 1     12                        44    -32       61
  SINCE JUL 1     16                        62    -46       82

 COOLING
  TODAY            2                         2      0        6
  MONTH TO DATE  142                        61     81       58
  SINCE SEP 1    142                        61     81       58
  SINCE JAN 1    851                       749    102      955
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SE (120)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED     9.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           5:00 AM
 LOWEST     63          10:00 AM
 AVERAGE    82

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


THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        91      2021
 MINIMUM TEMPERATURE (F)   51        35      2012


SUNRISE AND SUNSET
SEPTEMBER 18 2026.....SUNRISE   6:37 AM CDT   SUNSET   6:58 PM CDT
SEPTEMBER 19 2026.....SUNRISE   6:38 AM CDT   SUNSET   6:56 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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