Climatological Report (Monthly)
Issued by NWS Chicago, IL

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CXUS53 KLOT 011807
CLMLOT


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

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

...THE ROMEOVILLE  WFO CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1992 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              65   01/07/2008
 LOW              -24   01/16/2009
HIGHEST            43   01/19                         44
LOWEST            -10   01/08                        -17
AVG. MAXIMUM     29.4              30.6    -1.2     23.9
AVG. MINIMUM     14.5              15.8    -1.3      4.8
MEAN             22.0              23.2    -1.2     14.4

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.16   2003
 MINIMUM         0.88   2008
TOTALS           1.51              1.93   -0.42     2.62

SNOWFALL (INCHES)
RECORDS
 TOTAL           30.1   2014
TOTALS           10.8              10.8     0.0     30.1
SINCE 7/1        12.2              21.0    -8.8     43.2

DEGREE_DAYS
HEATING TOTAL    1327              1295      32     1564
 SINCE 7/1       3830              3681     149     4208
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.4
HIGHEST WIND SPEED/DIRECTION    31/MM     DATE   MM
HIGHEST GUST SPEED/DIRECTION    41/MM     DATE   MM

AVERAGE RH (PERCENT)     78


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

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