Climatological Report (Daily)
Issued by NWS Chicago, IL

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
562
CDUS43 KLOT 090645
CLIRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1245 AM CST TUE DEC 09 2025

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 8 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         21   1:40 PM  60    1991  37    -16       55
  MINIMUM          7   1:01 AM  -6    1958  22    -15       29
  AVERAGE         14                        29    -15       42

PRECIPITATION (IN)
  YESTERDAY        T             0.67 2009   0.07  -0.07      T
  MONTH TO DATE    0.44                      0.57  -0.13      T
  SINCE DEC 1      0.44                      0.57  -0.13      T
  SINCE JAN 1     26.40                     35.88  -9.48    34.36

SNOWFALL (IN)
  YESTERDAY        T             6.6  2009   0.3   -0.3      0.0
  MONTH TO DATE    7.1                       2.2    4.9      0.2
  SINCE DEC 1      7.1                       2.2    4.9      0.2
  SINCE JUL 1     17.1                       4.7   12.4      0.8
  SNOW DEPTH       8

DEGREE DAYS
 HEATING
  YESTERDAY       51                        36     15       23
  MONTH TO DATE  383                       274    109      312
  SINCE DEC 1    383                       274    109      312
  SINCE JUL 1   1546                      1590    -44     1294

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1015                       839    176      958
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     S (160)
  AVERAGE WIND SPEED     5.9


SKY COVER
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84          11:00 PM
 LOWEST     64           1:00 PM
 AVERAGE    74

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   36        55      2020
 MINIMUM TEMPERATURE (F)   22       -12      1958


SUNRISE AND SUNSET
DECEMBER  9 2025......SUNRISE   7:13 AM CST   SUNSET   4:24 PM CST
DECEMBER 10 2025......SUNRISE   7:14 AM CST   SUNSET   4:24 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$