Climatological Report (Daily)
Issued by NWS Chicago, IL

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180
CDUS43 KLOT 232136
CLIRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
436 PM CDT SUN AUG 23 2026

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 23 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         77   2:59 PM 101    1947  81     -4       79
  MINIMUM         55   5:29 AM  42    1920  61     -6       58
  AVERAGE         66                        71     -5       69

PRECIPITATION (IN)
  TODAY            0.00          2.50 1936   0.13  -0.13      T
  MONTH TO DATE    2.06                      3.08  -1.02     2.97
  SINCE JUN 1     10.95                     12.12  -1.17    12.84
  SINCE JAN 1     21.93                     25.68  -3.75    21.24

SNOWFALL (IN)
  TODAY            0.0           0.0    MM   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
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     12                        30    -18        9
  SINCE JUL 1      0                         3     -3        0

 COOLING
  TODAY            1                         6     -5        4
  MONTH TO DATE  163                       174    -11      198
  SINCE JUN 1    626                       630     -4      816
  SINCE JAN 1    694                       691      3      854
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     7.8


SKY COVER
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           5:00 AM
 LOWEST     40           1:00 PM
 AVERAGE    64

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


THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81       102      1947
 MINIMUM TEMPERATURE (F)   61        41      1920


SUNRISE AND SUNSET
AUGUST 23 2026........SUNRISE   6:12 AM CDT   SUNSET   7:45 PM CDT
AUGUST 24 2026........SUNRISE   6:13 AM CDT   SUNSET   7:43 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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