Climatological Report (Monthly)
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CXUS53 KLOT 011223
CLMORD


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

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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 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  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              81   11/01/1950
 LOW               -2   11/24/1950
                        11/29/1872

HIGHEST            62   11/10                         69  11/17
                        11/03
LOWEST              7   11/21                         11  11/24

AVG. MAXIMUM     41.4              48.2    -6.8     45.3
AVG. MINIMUM     25.8              32.4    -6.6     29.6
MEAN             33.6              40.3    -6.7     37.5

DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     12               2.0    10.0        4
DAYS MIN <= 32     21              14.0     7.0       18
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.22   1985
 MINIMUM         0.31   1904

TOTALS           1.41              3.15   -1.74     2.09

DAILY AVG.       0.05              0.11   -0.06     0.07
DAYS >= .01         8              10.8    -2.8       12
DAYS >= .10         3               6.0    -3.0        5
DAYS >= .50         1               2.0    -1.0        1
DAYS >= 1.00        0               0.8    -0.8        0
GREATEST
 24 HR. TOTAL    1.03   11/23 TO 11/24

SNOWFALL (INCHES)
RECORDS
 TOTAL           14.8   1940

TOTALS            2.8               1.2     1.6      0.9

SINCE 7/1         2.9               1.4     1.5      0.9
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         1               0.4     0.6        0
GREATEST
 SNOW DEPTH         T   11/27                         -1  11/26
 24 HR TOTAL      1.4   11/15 TO 11/15

DEGREE_DAYS
HEATING TOTAL     936               741     195      819
 SINCE 7/1       1443              1256     187     1283
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        799               843     -44      933
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.7
HIGHEST WIND SPEED/DIRECTION    33/250    DATE  11/24
HIGHEST GUST SPEED/DIRECTION    45/260    DATE  11/24

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.80
NUMBER OF DAYS FAIR            2
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY         20

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       4
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       1
LIGHT SNOW               13     SLEET                      1
FOG                      12     FOG W/VIS <= 1/4 MILE      1
HAZE                     10

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

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