Climatological Report (Seasonal)
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CXUS53 KLOT 011317
CLSORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
708 AM CST THU DEC 1 2016

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2016 TO 11/30/2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016

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            91   09/06                         92
LOWEST             22   11/21                          7
AVG. MAXIMUM     66.3              61.8     4.5     65.0
AVG. MINIMUM     49.2              43.2     6.0     47.2
MEAN             57.8              52.5     5.3     56.1
DAYS MAX >= 90      1
DAYS MAX <= 32      0
DAYS MIN <= 32      8
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        19.32   1961
 MINIMUM         2.07   1956
TOTALS           7.22              9.51   -2.29    11.36
DAYS >= .01        27
DAYS >= .10        15
DAYS >= .50         5
DAYS >= 1.00        1

SNOWFALL (INCHES)
TOTALS              T               1.4    -1.4     11.2

DEGREE_DAYS
HEATING TOTAL     829              1243    -414
 SINCE 7/1        829              1256    -427
COOLING TOTAL     192               103      89
 SINCE 1/1       1157               843     314
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.2
HIGHEST WIND SPEED/DIRECTION    31/300    DATE  11/19
HIGHEST GUST SPEED/DIRECTION    44/210    DATE  10/17


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             11     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                      17
LIGHT RAIN               37     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                      42     FOG W/VIS <= 1/4 MILE      2
HAZE                      8

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

&&

SEASONAL RECORDS
* 4TH WARMEST FALL ON RECORD SINCE 1872 AT 57.8 DEGREES

$$




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