Climatological Report (Daily)
Issued by NWS Chicago, IL

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620
CDUS43 KLOT 200645
CLIRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
145 AM CDT SUN JUL 20 2025

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR JULY 19 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         85   5:30 PM 100    1930  84      1       79
                                      2011
  MINIMUM         70   3:55 AM  49    1909  64      6       56
  AVERAGE         78                        74      4       68

PRECIPITATION (IN)
  YESTERDAY        1.39          2.72 1952   0.12   1.27     0.00
  MONTH TO DATE    4.73                      2.33   2.40     5.45
  SINCE JUN 1      8.11                      7.56   0.55     9.92
  SINCE JAN 1     16.51                     21.12  -4.61    24.92

SNOWFALL (IN)
  YESTERDAY        0.0           T    1990   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        2
  SINCE JUN 1      9                        27    -18        8
  SINCE JUL 1      0                         0      0        2

 COOLING
  YESTERDAY       13                         9      4        3
  MONTH TO DATE  204                       170     34      162
  SINCE JUN 1    467                       352    115      436
  SINCE JAN 1    505                       413     92      504
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     5.2


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    91           9:00 AM
 LOWEST     61           4:00 PM
 AVERAGE    76

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       102      1930
 MINIMUM TEMPERATURE (F)   64        49      1927


SUNRISE AND SUNSET
JULY 20 2025..........SUNRISE   5:38 AM CDT   SUNSET   8:27 PM CDT
JULY 21 2025..........SUNRISE   5:39 AM CDT   SUNSET   8:26 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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