Climatological Report (Monthly)
Issued by NWS

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CXUS53 KLOT 011807
CLMMDW


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1159 AM CST SUN FEB 1 2015

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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1928 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              67   01/31/1989
                        01/25/1950
 LOW              -25   01/20/1985
HIGHEST            45   01/24                         47
LOWEST             -7   01/08                        -15
AVG. MAXIMUM     31.5              31.5     0.0     25.6
AVG. MINIMUM     18.9              18.2     0.7      8.6
MEAN             25.2              24.8     0.4     17.1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         7.63   1985
 MINIMUM         0.55   1976
TOTALS           1.23              2.06   -0.83     1.06

DEGREE_DAYS
HEATING TOTAL    1226              1245     -19     1477
 SINCE 7/1       3417              3496     -79     3918
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              10.3
HIGHEST WIND SPEED/DIRECTION    30/310    DATE  01/09
HIGHEST GUST SPEED/DIRECTION    40/300    DATE  01/09

AVERAGE RH (PERCENT)     71


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

$$




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