Climatological Report (Monthly)
Issued by NWS Chicago, IL

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CXUS53 KLOT 011715
CLMLOT


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1112 AM CST TUE DEC 1 2020

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

...THE ROMEOVILLE  WFO CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1992 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              77   11/08/2020
 LOW                6   11/22/2015
HIGHEST            77R  11/08        MM      MM       58
LOWEST             21   11/02        MM      MM        7
AVG. MAXIMUM     55.3              48.5     6.8     42.9
AVG. MINIMUM     35.6              32.7     2.9     26.9
MEAN             45.4              40.6     4.8     34.9

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.16   2003
 MINIMUM         0.88   2008
TOTALS           1.74              3.46   -1.72     1.70
DAILY AVG.       0.06              0.12   -0.06     0.06
DAYS >= .01         7               9.7    -2.7        9
DAYS >= .10         4               4.9    -0.9        5
DAYS >= .50         2               1.4     0.6        1
DAYS >= 1.00        0               0.6    -0.6        0
GREATEST
 24 HR. TOTAL    0.53   11/24 TO 11/24
                        11/10 TO 11/10

SNOWFALL (INCHES)
RECORDS
 TOTAL            5.6   2018
TOTALS            1.5               0.9     0.6      1.4
SINCE 7/1         1.5               0.9     0.6      3.5
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         1               0.2     0.8
GREATEST
 SNOW DEPTH         1   11/24
 24 HR TOTAL      1.5   11/24 TO 11/24

DEGREE_DAYS
HEATING TOTAL     582               732    -150      894
 SINCE 7/1       1106              1219    -113     1345
COOLING TOTAL       3                 0       3        0
 SINCE 1/1       1057               862     195      996
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              11.2
HIGHEST WIND SPEED/DIRECTION    38/270    DATE  11/15
HIGHEST GUST SPEED/DIRECTION    50/270    DATE  11/15

AVERAGE RH (PERCENT)     73


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

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