000
CXUS53 KLOT 011539
CLSORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
936 AM CST SAT DEC 1 2012

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2012 TO 11/30/2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
HIGHEST            90   09/04
LOWEST             17   11/27
AVG. MAXIMUM     61.3              61.8    -0.5
AVG. MINIMUM     42.7              43.2    -0.5
MEAN             52.0              52.5    -0.5
DAYS MAX >= 90      1
DAYS MAX <= 32      1
DAYS MIN <= 32     17
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        19.32   1961
 MINIMUM         2.07   1956
TOTALS           5.86              9.51   -3.65
DAYS >= .01        26
DAYS >= .10        18
DAYS >= .50         4
DAYS >= 1.00        0

SNOWFALL (INCHES)
TOTALS              T               1.4    -1.4        T

DEGREE_DAYS
HEATING TOTAL    1250              1243       7
 SINCE 7/1       1250              1256      -6
COOLING TOTAL      93               103     -10
 SINCE 1/1       1324               843     481
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.6
HIGHEST WIND SPEED/DIRECTION    40/190    DATE  11/11
HIGHEST GUST SPEED/DIRECTION    58/180    DATE  11/11


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                9     RAIN                      14
LIGHT RAIN               29     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                2     SLEET                      0
FOG                      33     FOG W/VIS <= 1/4 MILE      1
HAZE                     21

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

$$