Climatological Report (Monthly)
Issued by NWS

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895
CXUS43 KLOT 011357
CLMDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
837 AM CDT SUN MAY 1 2016

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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1997 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              88   04/18/2002
 LOW               18   04/03/2013
HIGHEST            83   04/25        MM      MM       78
LOWEST             20   04/05        MM      MM       24
AVG. MAXIMUM     58.5              60.9    -2.4     61.7
AVG. MINIMUM     37.1              37.7    -0.6     36.6
MEAN             47.8              49.3    -1.5     49.2

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.50   1999
 MINIMUM         1.27   2004
TOTALS           2.85              3.35   -0.50     4.24

DEGREE_DAYS
HEATING TOTAL     515               475      40      468
 SINCE 7/1       5394              6066    -672     6601
COOLING TOTAL       6                 4       2        0
 SINCE 1/1          6                 4       2        0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              10.3
HIGHEST WIND SPEED/DIRECTION    40/310    DATE  04/02
HIGHEST GUST SPEED/DIRECTION    51/310    DATE  04/02

AVERAGE RH (PERCENT)     62


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

$$



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