Climatological Report (Monthly)
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CXUS43 KLOT 011140
CLMDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
608 AM CDT SAT APR 1 2017

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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MARCH 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1997 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              83   03/22/2012
                        03/21/2012
                        03/20/2012
 LOW               -9   03/04/2002
HIGHEST            81   03/24        MM      MM       71
LOWEST             14   03/12        MM      MM        9
AVG. MAXIMUM     46.7              48.0    -1.3     52.2
AVG. MINIMUM     29.9              28.1     1.8     33.5
MEAN             38.3              38.1     0.2     42.9

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.51   2009
 MINIMUM         0.50   2015
                        1999
TOTALS           3.31              2.36    0.95     3.07

DEGREE_DAYS
HEATING TOTAL     819               836     -17      676
 SINCE 7/1       4918              5591    -673     4879
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              11.7
HIGHEST WIND SPEED/DIRECTION    41/270    DATE  03/08
HIGHEST GUST SPEED/DIRECTION    60/260    DATE  03/08

AVERAGE RH (PERCENT)     66


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

$$




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