Climatological Report (Monthly)
Issued by NWS Chicago, IL

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CXUS53 KLOT 011319
CLMLOT


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
811 AM CDT TUE AUG 1 2017

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

...THE ROMEOVILLE  WFO CLIMATE SUMMARY FOR THE MONTH OF JULY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1992 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             102   07/24/2005
 LOW               48   07/02/2001
HIGHEST            91   07/19        MM      MM       91
                        07/06
LOWEST             56   07/17        MM      MM       53
AVG. MAXIMUM     83.5              84.0    -0.5     83.6
AVG. MINIMUM     64.0              64.1    -0.1     65.8
MEAN             73.8              74.0    -0.2     74.7

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        12.91   1996
 MINIMUM         0.69   2013
TOTALS           7.02              4.71    2.31     7.57
DAILY AVG.       0.23              0.15    0.08     0.24
DAYS >= .01        11               9.8     1.2       11
DAYS >= .10         8               6.9     1.1        8
DAYS >= .50         6               3.2     2.8        5
DAYS >= 1.00        2               0.9     1.1        5
GREATEST
 24 HR. TOTAL    2.24   07/21 TO 07/21

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   MM
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0      0.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.0     0.0
GREATEST
 SNOW DEPTH         0   MM
 24 HR TOTAL      0.0   07/31 TO 07/31

DEGREE_DAYS
HEATING TOTAL       0                 2      -2        2
 SINCE 7/1          0                 2      -2        2
COOLING TOTAL     280               282      -2      311
 SINCE 1/1        541               520      21      622
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.7
HIGHEST WIND SPEED/DIRECTION    23/150    DATE  07/10
HIGHEST GUST SPEED/DIRECTION    41/280    DATE  07/02

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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