Climatological Report (Monthly)
Issued by NWS

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CXUS43 KLOT 011245
CLMARR


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
628 AM CST SUN JAN 1 2017

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

...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2016

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            51   12/26        MM      MM       62
LOWEST            -18R  12/19        MM      MM       17
AVG. MAXIMUM     30.9              32.8    -1.9     44.8
AVG. MINIMUM     16.0              17.5    -1.5     33.6
MEAN             23.5              25.1    -1.6     39.2

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.47   2008
 MINIMUM         0.53   2002
TOTALS           0.83              1.96   -1.13     4.35

DEGREE_DAYS
HEATING TOTAL    1277              1235      42      793
 SINCE 7/1       2175              2649    -474     1873
COOLING TOTAL       0                 0       0        0
 SINCE 1/1       1039               655     384      750
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              11.2
HIGHEST WIND SPEED/DIRECTION    32/270    DATE  12/29
HIGHEST GUST SPEED/DIRECTION    39/280    DATE  12/29

AVERAGE RH (PERCENT)     78


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

$$



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