Climatological Report (Seasonal)
Issued by NWS Chicago, IL

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CXUS53 KLOT 011659
CLSRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1058 AM CST TUE DEC 1 2020

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2020 TO 11/30/2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             103   09/07/1939
 LOW              -10   11/26/1977
HIGHEST            88   09/02        MM      MM       87
LOWEST             21   11/02        MM      MM        3
AVG. MAXIMUM     63.4              61.9     1.5     59.0
AVG. MINIMUM     42.1              41.1     1.0     42.1
MEAN             52.8              51.5     1.3     50.6
DAYS MAX >= 90      0
DAYS MAX <= 32      0
DAYS MIN <= 32     16
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        21.56   1961
 MINIMUM         3.05   1956
TOTALS          10.51              8.60    1.91    14.60
DAYS >= .01        26
DAYS >= .10        17
DAYS >= .50         7
DAYS >= 1.00        2

SNOWFALL (INCHES)
TOTALS            1.7               1.8    -0.1
SINCE 7/1         1.7               1.8    -0.1

DEGREE_DAYS
HEATING TOTAL    1154              1320    -166
 SINCE 7/1         MM              1335      MM
COOLING TOTAL      65                93     -28
 SINCE 1/1       1042               820     222
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.9
HIGHEST WIND SPEED/DIRECTION    38/220    DATE  11/10
HIGHEST GUST SPEED/DIRECTION    73/240    DATE  11/10


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              9     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                      13
LIGHT RAIN               32     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                5     SLEET                      0
FOG                      31     FOG W/VIS <= 1/4 MILE      0
HAZE                     12

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

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