Climatological Report (Monthly)
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CXUS43 KLOT 011429
CLMARR


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
815 AM CST TUE JAN 1 2019

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

...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              70   12/03/2012
 LOW              -18   12/19/2016
HIGHEST            53   12/27        MM      MM       65
LOWEST             10   12/09        MM      MM      -15
AVG. MAXIMUM     39.2              32.8     6.4     33.4
AVG. MINIMUM     24.4              17.5     6.9     16.0
MEAN             31.8              25.1     6.7     24.7

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.47   2008
 MINIMUM         0.41   2017
TOTALS           2.60              1.96    0.64     0.41

DEGREE_DAYS
HEATING TOTAL    1022              1235    -213     1165
 SINCE 7/1       2523              2649    -126     2402
COOLING TOTAL       0                 0       0        0
 SINCE 1/1       1019               655     364      713
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.9
HIGHEST WIND SPEED/DIRECTION    38/060    DATE  12/01
HIGHEST GUST SPEED/DIRECTION    50/060    DATE  12/01

AVERAGE RH (PERCENT)     80


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$


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