Climatological Report (Daily)
Issued by NWS Chicago, IL

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398
CDUS43 KLOT 290634
CLIRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT FRI AUG 29 2025

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 28 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         79   2:53 PM  97    1955  81     -2       85
  MINIMUM         56  11:55 PM  38    1915  60     -4       68
  AVERAGE         68                        70     -2       77

PRECIPITATION (IN)
  YESTERDAY        0.33          2.30 1936   0.13   0.20     0.18
  MONTH TO DATE    3.30                      3.75  -0.45     1.40
  SINCE JUN 1     13.17                     12.79   0.38    13.66
  SINCE JAN 1     21.57                     26.35  -4.78    28.66

SNOWFALL (IN)
  YESTERDAY        0.0           T    1940   0.0    0.0      0.0
                                      1990
  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   14                         0     14        7
  SINCE JUN 1     23                        30     -7       15
  SINCE JUL 1     14                         3     11        9

 COOLING
  YESTERDAY        3                         6     -3       12
  MONTH TO DATE  201                       204     -3      213
  SINCE JUN 1    819                       660    159      745
  SINCE JAN 1    857                       721    136      813
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     6.0


SKY COVER
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           3:00 AM
 LOWEST     48           3:00 PM
 AVERAGE    73

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   80        98      1948
 MINIMUM TEMPERATURE (F)   60        39      1934


SUNRISE AND SUNSET
AUGUST 29 2025........SUNRISE   6:19 AM CDT   SUNSET   7:35 PM CDT
AUGUST 30 2025........SUNRISE   6:20 AM CDT   SUNSET   7:33 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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