Climatological Report (Annual)
Issued by NWS Chicago, IL

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000
CXUS53 KLOT 011738
CLARFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1138 AM CST SUN JAN 01 2023

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR THE YEAR OF 2022...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2022

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            112   07/14/1936
 LOW             -31   01/31/2019
HIGHEST          100   06/21                          99  06/11
LOWEST           -18   01/26                         -12  02/17
AVG. MAXIMUM    59.5               58.8     0.7     62.1
AVG. MINIMUM    38.9               40.0    -1.1     41.9
MEAN            49.2               49.4    -0.2     52.0
DAYS MAX >= 90    20               14.8     5.2       35
DAYS MAX <= 32    55               50.0     5.0       35
DAYS MIN <= 32   140              135.8     4.2      125
DAYS MIN <= 0     11               11.5    -0.5       13

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       56.48   1973
 MINIMUM       22.87   1910
TOTALS         39.47              37.24    2.23    24.19
DAILY AVG.      0.11               0.10    0.01     0.07
DAYS >= .01      116              120.7    -4.7      113
DAYS >= .10       59               69.0   -10.0       60
DAYS >= .50       22               23.6    -1.6       15
DAYS >= 1.00       8                8.8    -0.8        2
GREATEST
 24 HR. TOTAL   4.46                                2.52

SNOWFALL (INCHES)
RECORDS
 TOTAL          84.3   2008
TOTALS          24.7               37.1   -12.4     30.2
SINCE 7/1        5.6               11.9    -6.3      2.8
DAYS >= 1.0       10               11.1    -1.1       13
GREATEST
 SNOW DEPTH        5   01/02                          17  02/16
                       01/03
                       01/04
 24 HR TOTAL     4.3                                 5.5

DEGREE DAYS
HEATING TOTAL   6613               6497     116     5824
 SINCE 7/1      2472               2486     -14     1989
COOLING TOTAL    978                838     140     1252
 SINCE 1/1       978                839     139     1252
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.5
HIGHEST WIND SPEED/DIRECTION    48/210    DATE  03/05
HIGHEST GUST SPEED/DIRECTION    81/200    DATE  03/05

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           92
NUMBER OF DAYS PC            134
NUMBER OF DAYS CLOUDY        139

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             39     MIXED PRECIP               0
HEAVY RAIN               22     RAIN                      42
LIGHT RAIN              115     FREEZING RAIN              0
LT FREEZING RAIN          5     HAIL                       4
HEAVY SNOW                2     SNOW                       6
LIGHT SNOW               64     SLEET                      6
FOG                     146     FOG W/VIS <= 1/4 MILE     13
HAZE                     46

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

$$


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