Climatological Report (Daily)
Issued by NWS Chicago, IL

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530
CDUS43 KLOT 250645
CLIRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
145 AM CDT TUE AUG 25 2026

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 24 2026...

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)
 YESTERDAY
  MAXIMUM         79   4:17 PM 102    1947  81     -2       73
  MINIMUM         50   5:11 AM  41    1920  61    -11       54
  AVERAGE         65                        71     -6       64

PRECIPITATION (IN)
  YESTERDAY        0.00          1.60 1962   0.13  -0.13     0.00
  MONTH TO DATE    2.06                      3.21  -1.15     2.97
  SINCE JUN 1     10.95                     12.25  -1.30    12.84
  SINCE JAN 1     21.93                     25.81  -3.88    21.24

SNOWFALL (IN)
  YESTERDAY        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
  YESTERDAY        0                         0      0        1
  MONTH TO DATE    0                         0      0        1
  SINCE JUN 1     12                        30    -18       10
  SINCE JUL 1      0                         3     -3        1

 COOLING
  YESTERDAY        0                         6     -6        0
  MONTH TO DATE  163                       180    -17      198
  SINCE JUN 1    626                       636    -10      816
  SINCE JAN 1    694                       697     -3      854
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     N (360)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     2.6


SKY COVER
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           2:00 AM
 LOWEST     40           1:00 PM
 AVERAGE    70

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81        97      2003
 MINIMUM TEMPERATURE (F)   61        41      1958


SUNRISE AND SUNSET
AUGUST 25 2026........SUNRISE   6:14 AM CDT   SUNSET   7:42 PM CDT
AUGUST 26 2026........SUNRISE   6:16 AM CDT   SUNSET   7:40 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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