Climatological Report (Monthly)
Issued by NWS

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CXUS53 KLOT 011300
CLMORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
634 AM CST TUE DEC 1 2015

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              81   11/01/1950
 LOW               -2   11/24/1950
                        11/29/1872
HIGHEST            72   11/02                         62  11/10
                                                          11/03
LOWEST              7   11/22                          7  11/21
AVG. MAXIMUM     53.7              48.2     5.5     41.4
AVG. MINIMUM     35.5              32.4     3.1     25.8
MEAN             44.6              40.3     4.3     33.6
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      1               2.0    -1.0       12
DAYS MIN <= 32     13              14.0    -1.0       21
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.22   1985
 MINIMUM         0.31   1904
TOTALS           4.49              3.15    1.34     1.41
DAILY AVG.       0.15              0.11    0.04     0.05
DAYS >= .01        10              10.8    -0.8        8
DAYS >= .10        10               6.0     4.0        3
DAYS >= .50         3               2.0     1.0        1
DAYS >= 1.00        1               0.8     0.2        0
GREATEST
 24 HR. TOTAL    1.44   11/20 TO 11/21

SNOWFALL (INCHES)
RECORDS
 TOTAL           14.8   1940
 SNOW DEPTH        MM   MM
TOTALS           11.2               1.2    10.0      2.8
SINCE 7/1        11.2               1.4     9.8      2.9
SNOWDEPTH AVG.      1                MM      MM        0
DAYS >= 1.0         2               0.4     1.6        1
GREATEST
 SNOW DEPTH         7   11/23                         -1  11/27
                        11/22
 24 HR TOTAL      7.0   11/21 TO 11/21

DEGREE_DAYS
HEATING TOTAL     607               741    -134      936
 SINCE 7/1        973              1256    -283     1443
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        806               843     -37      799
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.6
HIGHEST WIND SPEED/DIRECTION    38/190    DATE  11/18
HIGHEST GUST SPEED/DIRECTION    50/240    DATE  11/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY         11

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       8
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       2
LIGHT SNOW                2     SLEET                      0
FOG                      18     FOG W/VIS <= 1/4 MILE      2
HAZE                      1

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

&&
RECORDS ESTABLISHED DURING NOVEMBER 2015:

DAILY
*  RECORD DAILY WARMEST MINIMUM TEMPERATURE OF 59 DEGREES
   SET ON NOVEMBER 5. PREVIOUS RECORD WAS 54 SET IN 1956.

*  RECORD DAILY SNOWFALL OF 4.2 INCHES SET ON NOVEMBER 20.
   PREVIOUS RECORD WAS 2.8 INCHES IN 1996.

*  RECORD DAILY SNOWFALL OF 7.0 INCHES SET ON NOVEMBER 21.
   PREVIOUS RECORD WAS 3.0 INCHES IN 1893.

$$




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