Climatological Report (Daily)
Issued by NWS Chicago, IL

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501
CDUS43 KLOT 300631
CLIRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
131 AM CDT SUN AUG 30 2026

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 29 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   2:29 PM  98    1948  80     -1       73
  MINIMUM         58   4:40 AM  39    1934  60     -2       51
  AVERAGE         69                        70     -1       62

PRECIPITATION (IN)
  YESTERDAY        T             1.53 1903   0.15  -0.15     0.00
  MONTH TO DATE    2.06                      3.90  -1.84     3.30
  SINCE JUN 1     10.95                     12.94  -1.99    13.17
  SINCE JAN 1     21.93                     26.50  -4.57    21.57

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                         1     -1        3
  MONTH TO DATE    0                         1     -1       17
  SINCE JUN 1     12                        31    -19       26
  SINCE JUL 1      0                         4     -4       17

 COOLING
  YESTERDAY        4                         6     -2        0
  MONTH TO DATE  191                       210    -19      201
  SINCE JUN 1    654                       666    -12      819
  SINCE JAN 1    722                       727     -5      857
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SE (150)
  AVERAGE WIND SPEED     7.1


SKY COVER
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           3:00 AM
 LOWEST     64           2:00 PM
 AVERAGE    80

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   80        99      1953
 MINIMUM TEMPERATURE (F)   59        35      1915


SUNRISE AND SUNSET
AUGUST 30 2026........SUNRISE   6:20 AM CDT   SUNSET   7:33 PM CDT
AUGUST 31 2026........SUNRISE   6:21 AM CDT   SUNSET   7:32 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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