Climatological Report (Daily)
Issued by NWS Chicago, IL

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204
CDUS43 KLOT 210632
CLIRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT TUE MAY 21 2024

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 20 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         83  11:53 AM  94    1934  73     10       73
  MINIMUM         63   5:12 AM  31    1924  51     12       45
  AVERAGE         73                        62     11       59

PRECIPITATION (IN)
  YESTERDAY        T             2.14 1996   0.14  -0.14     0.00
  MONTH TO DATE    2.94                      2.55   0.39     1.95
  SINCE MAR 1     11.41                      8.70   2.71     7.93
  SINCE JAN 1     13.98                     11.93   2.05    13.79

SNOWFALL (IN)
  YESTERDAY        0.0           T    2015   0.0    0.0      0.0
  MONTH TO DATE    T                         0.0    0.0      0.0
  SINCE MAR 1      6.1                       5.8    0.3     15.0
  SINCE JUL 1     27.3                      37.1   -9.8     35.5
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         5     -5        6
  MONTH TO DATE   57                       155    -98      116
  SINCE MAR 1   1144                      1497   -353     1466
  SINCE JUL 1   5318                      6425  -1107     6023

 COOLING
  YESTERDAY        8                         2      6        0
  MONTH TO DATE   31                        23      8       18
  SINCE MAR 1     47                        30     17       27
  SINCE JAN 1     47                        30     17       27
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    33   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    46   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED    10.4


SKY COVER
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    81          11:00 PM
 LOWEST     37           2:00 AM
 AVERAGE    59

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        93      1934
 MINIMUM TEMPERATURE (F)   51        29      2002


SUNRISE AND SUNSET
MAY 21 2024...........SUNRISE   5:29 AM CDT   SUNSET   8:17 PM CDT
MAY 22 2024...........SUNRISE   5:29 AM CDT   SUNSET   8:18 PM CDT


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




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