Climatological Report (Seasonal)
Issued by NWS Chicago, IL

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672
CXUS53 KLOT 011753
CLSRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1253 PM CDT MON SEP 01 2025

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2025 TO 8/31/2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            112   07/14/1936
 LOW              35   06/05/1945
                       06/04/1945
                       08/30/1915
HIGHEST           94   06/22                          98  08/27
LOWEST            43   06/01                          45  06/11
AVG. MAXIMUM    83.7               82.2     1.5     83.4
AVG. MINIMUM    62.9               61.7     1.2     62.5
MEAN            73.3               71.9     1.4     72.9
DAYS MAX >= 90    19               13.0     6.0       15
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       25.76   1972
 MINIMUM        3.82   1927
TOTALS         13.17              13.23   -0.06    14.48
DAILY AVG.      0.14               0.14   -0.00     0.16
DAYS >= .01       30               29.8     0.2       32
DAYS >= .10       17               20.0    -3.0       22
DAYS >= .50       10                8.7     1.3        9
DAYS >= 1.00       5                3.6     1.4        4
GREATEST
 24 HR. TOTAL   1.79   06/18 TO 06/19               3.68

SNOWFALL (INCHES)
RECORDS
 TOTAL             T   2014
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1        0.0                0.0     0.0       MM
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL     0.0                                 0.0

DEGREE DAYS
HEATING TOTAL     28                 39     -11       15
 SINCE 7/1        19                  6      13       MM
COOLING TOTAL    819                678     141      767
 SINCE 1/1       857                739     118       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.1
HIGHEST WIND SPEED/DIRECTION    35/340    DATE  08/16
                                35/350          06/03
HIGHEST GUST SPEED/DIRECTION    51/230    DATE  06/03

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.56
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC             53
NUMBER OF DAYS CLOUDY         22

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             21     MIXED PRECIP               0
HEAVY RAIN               10     RAIN                      16
LIGHT RAIN               38     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      51     FOG W/VIS <= 1/4 MILE      2
HAZE                     28

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

$$