Climatological Report (Seasonal)
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CXUS53 KLOT 011320
CLSORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
716 AM CST MON DEC 1 2014

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2014 TO 11/30/2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             101   09/02/1953
                        09/01/1953
 LOW               -2   11/24/1950
                        11/29/1872
HIGHEST            88   09/05                         95
LOWEST              7   11/21                         11
AVG. MAXIMUM     58.6              61.8    -3.2     61.6
AVG. MINIMUM     41.1              43.2    -2.1     43.6
MEAN             49.9              52.5    -2.6     52.6
DAYS MAX >= 90      0
DAYS MAX <= 32     12
DAYS MIN <= 32     22
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        19.32   1961
 MINIMUM         2.07   1956
TOTALS           6.60              9.51   -2.91
DAYS >= .01        29
DAYS >= .10        13
DAYS >= .50         6
DAYS >= 1.00        1

SNOWFALL (INCHES)
TOTALS            2.9               1.4     1.5      0.9

DEGREE_DAYS
HEATING TOTAL    1438              1243     195
 SINCE 7/1       1443              1256     187
COOLING TOTAL      84               103     -19
 SINCE 1/1        799               843     -44
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.7
HIGHEST WIND SPEED/DIRECTION    44/300    DATE  09/05
HIGHEST GUST SPEED/DIRECTION    53/350    DATE  10/31


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                7     RAIN                      10
LIGHT RAIN               34     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       2
LIGHT SNOW               14     SLEET                      1
FOG                      32     FOG W/VIS <= 1/4 MILE      1
HAZE                     20

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

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