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000
CXUS53 KLOT 012127 CCA
CLSORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
205 PM CDT SAT JUN 1 2013...CORRECTION ADDED HEATING DEGREE DAY
TOTALS SINCE 7/1.

...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2013 TO 5/31/2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S

                 VALUE   DATE(S)  VALUE   FROM    VALUE

                                          NORMAL

.............................................................
TEMPERATURE (F)
HIGHEST            91   05/14
LOWEST             14   03/21
                        03/20

AVG. MAXIMUM     55.7              58.5    -2.8
AVG. MINIMUM     37.9              38.8    -0.9
MEAN             46.8              48.6    -1.8

DAYS MAX >= 90      1
DAYS MAX <= 32      4
DAYS MIN <= 32     34
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        17.51   1983
 MINIMUM         2.73   1887

TOTALS          15.64              9.56    6.08

DAYS >= .01        38
DAYS >= .10        21
DAYS >= .50        10
DAYS >= 1.00        4

SNOWFALL (INCHES)
TOTALS           10.5               6.8     3.7      0.3

DEGREE_DAYS
HEATING TOTAL    1729              1558     171
 SINCE 7/1       6131              6292    -161

COOLING TOTAL      84                53      31
 SINCE 1/1         84                54      30

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

WIND (MPH)
AVERAGE WIND SPEED              10.4
HIGHEST WIND SPEED/DIRECTION    37/180    DATE  04/06
HIGHEST GUST SPEED/DIRECTION    49/250    DATE  04/08


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             13     MIXED PRECIP               0
HEAVY RAIN               14     RAIN                      18
LIGHT RAIN               38     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       2
HEAVY SNOW                1     SNOW                       2
LIGHT SNOW               15     SLEET                      2
FOG                      35     FOG W/VIS <= 1/4 MILE      3
HAZE                      6


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

$$