Climatological Report (Daily)
Issued by NWS

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920
CDUS43 KLOT 152141
CLIARR

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
441 PM CDT FRI AUG 15 2025

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

...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR AUGUST 15 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         91R  2:59 PM  88    2000  82      9       76
                                      2015
                                      2018
  MINIMUM         63   4:10 AM  41    2004  60      3       67
  AVERAGE         77                        71      6       72

PRECIPITATION (IN)
  TODAY            0.00          0.63 2024   0.11  -0.11     0.63
  MONTH TO DATE    0.28                      1.68  -1.40     1.12
  SINCE JUN 1      7.56                      9.37  -1.81    12.88
  SINCE JAN 1     17.08                     21.95  -4.87    26.89

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           12                         6      6        7
  MONTH TO DATE  143                       106     37       96
  SINCE JUN 1    778                       539    239      594
  SINCE JAN 1    815                       601    214      646
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     3.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           6:00 AM
 LOWEST     42           3:00 PM
 AVERAGE    65

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


THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        90      2003
 MINIMUM TEMPERATURE (F)   60        45      2004


SUNRISE AND SUNSET
AUGUST 15 2025........SUNRISE   6:03 AM CDT   SUNSET   7:53 PM CDT
AUGUST 16 2025........SUNRISE   6:04 AM CDT   SUNSET   7:52 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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