Climatological Report (Daily)
Issued by NWS Chicago, IL

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288
CDUS43 KLOT 050636
CLIRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT SAT SEP 05 2026

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 4 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         93   3:53 PM 101    1925  79     14       66
  MINIMUM         73   5:45 AM  39    1974  58     15       42
  AVERAGE         83                        68     15       54

PRECIPITATION (IN)
  YESTERDAY        T             2.38 2008   0.13  -0.13      T
  MONTH TO DATE    0.02                      0.54  -0.52     0.08
  SINCE SEP 1      0.02                      0.54  -0.52     0.08
  SINCE JAN 1     22.25                     27.33  -5.08    21.65

SNOWFALL (IN)
  YESTERDAY        0.0           T    2006   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 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                         1     -1       11
  MONTH TO DATE    0                         4     -4       15
  SINCE SEP 1      0                         4     -4       15
  SINCE JUL 1      0                        15    -15       34

 COOLING
  YESTERDAY       18                         5     13        0
  MONTH TO DATE   71                        20     51        1
  SINCE SEP 1     71                        20     51        1
  SINCE JAN 1    818                       759     59      858
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NE (60)
  AVERAGE WIND SPEED     6.2


SKY COVER
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94          11:00 PM
 LOWEST     58           4:00 PM
 AVERAGE    76

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79       100      1925
 MINIMUM TEMPERATURE (F)   58        41      1924


SUNRISE AND SUNSET
SEPTEMBER  5 2026.....SUNRISE   6:26 AM CDT   SUNSET   7:23 PM CDT
SEPTEMBER  6 2026.....SUNRISE   6:27 AM CDT   SUNSET   7:22 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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