Climatological Report (Daily)
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813
CDUS43 KLOT 312134
CLIARR

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
434 PM CDT SUN AUG 31 2025

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

...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR AUGUST 31 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         77   2:58 PM  93    2000  80     -3       81
  MINIMUM         50   5:14 AM  40    2009  57     -7       55
  AVERAGE         64                        68     -4       68

PRECIPITATION (IN)
  TODAY            0.00          0.24 2019   0.12  -0.12     0.00
  MONTH TO DATE    4.77                      3.35   1.42     3.63
  SINCE JUN 1     12.05                     11.04   1.01    15.39
  SINCE JAN 1     21.57                     23.62  -2.05    29.40

DEGREE DAYS
 HEATING
  TODAY            1                         1      0        0
  MONTH TO DATE   21                         6     15       17
  SINCE JUN 1     34                        41     -7       26
  SINCE JUL 1     21                        12      9       18

 COOLING
  TODAY            0                         5     -5        3
  MONTH TO DATE  225                       193     32      216
  SINCE JUN 1    860                       626    234      714
  SINCE JAN 1    897                       688    209      766
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED     6   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED     9   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED     1.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           3:00 AM
 LOWEST     45           1:00 PM
 AVERAGE    69

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


THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   80        93      2000
 MINIMUM TEMPERATURE (F)   56        41      2009


SUNRISE AND SUNSET
AUGUST 31 2025........SUNRISE   6:19 AM CDT   SUNSET   7:28 PM CDT
SEPTEMBER  1 2025.....SUNRISE   6:20 AM CDT   SUNSET   7:27 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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