Climatological Report (Daily)
Issued by NWS Chicago, IL

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
604
CDUS43 KLOT 290635
CLIRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT SAT AUG 29 2026

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 28 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         83   3:58 PM  97    1955  81      2       79
  MINIMUM         56   5:48 AM  38    1915  60     -4       56
  AVERAGE         70                        70      0       68

PRECIPITATION (IN)
  YESTERDAY        0.00          2.30 1936   0.13  -0.13     0.33
  MONTH TO DATE    2.06                      3.75  -1.69     3.30
  SINCE JUN 1     10.95                     12.79  -1.84    13.17
  SINCE JAN 1     21.93                     26.35  -4.42    21.57

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    0                         0      0       14
  SINCE JUN 1     12                        30    -18       23
  SINCE JUL 1      0                         3     -3       14

 COOLING
  YESTERDAY        5                         6     -1        3
  MONTH TO DATE  187                       204    -17      201
  SINCE JUN 1    650                       660    -10      819
  SINCE JAN 1    718                       721     -3      857
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     2.5


SKY COVER
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           4:00 AM
 LOWEST     37           2:00 PM
 AVERAGE    69

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


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 2026........SUNRISE   6:19 AM CDT   SUNSET   7:35 PM CDT
AUGUST 30 2026........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.




$$