Climatological Report (Monthly)
Issued by NWS Chicago, IL

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CXUS53 KLOT 011341
CLMLOT


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
828 AM CDT MON JUN 1 2015

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

...THE ROMEOVILLE  WFO CLIMATE SUMMARY FOR THE MONTH OF MAY 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              96   05/27/2012
 LOW               12   05/12/1994
HIGHEST            84   05/28        MM      MM       89
                        05/07
LOWEST             37   05/01        MM      MM       37
AVG. MAXIMUM     72.0              71.1     0.9     71.6
AVG. MINIMUM     51.9              49.9     2.0     50.6
MEAN             62.0              60.5     1.5     61.1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         7.17   2000
 MINIMUM         0.30   1992
TOTALS           4.82              4.26    0.56     4.59

SNOWFALL (INCHES)
RECORDS
 TOTAL              T   2015
                        1997
TOTALS              TR              0.0     0.0      0.0
SINCE 7/1        36.4              32.3     4.1     76.7

DEGREE_DAYS
HEATING TOTAL     160               192     -32      201
 SINCE 7/1       6724              6186     538     7319
COOLING TOTAL      76                53      23       88
 SINCE 1/1         76                58      18       88
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              10.6
HIGHEST WIND SPEED/DIRECTION    29/MM     DATE   MM
HIGHEST GUST SPEED/DIRECTION    36/MM     DATE   MM

AVERAGE RH (PERCENT)     68


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

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