987
CXUS53 KLOT 021919 CCA
CLMRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1010 AM CDT THU MAY 01 2025

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR THE MONTH OF APRIL 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             93   04/10/1930
 LOW               5   04/07/1982
HIGHEST           85   04/28                          84  04/14
LOWEST            21   04/08                          24  04/06
AVG. MAXIMUM    61.7               59.7     2.0     62.4
AVG. MINIMUM    38.2               38.5    -0.3     40.9
MEAN            49.9               49.1     0.8     51.7
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     8                7.4     0.6        5
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.92   1973
 MINIMUM        0.28   1915
TOTALS          2.16               3.75   -1.59     3.89
DAILY AVG.      0.07               0.12   -0.05     0.13
DAYS >= .01        9               11.8    -2.8       13
DAYS >= .10        4                7.2    -3.2        9
DAYS >= .50        1                2.6    -1.6        1
DAYS >= 1.00       1                1.0     0.0        1
GREATEST
 24 HR. TOTAL   1.12   04/02 TO 04/02               1.71

SNOWFALL (INCHES)
RECORDS
 TOTAL           9.0   1936
TOTALS             T                0.9    -0.9      0.5
SINCE 7/1       17.1               37.1   -20.0       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL       T                                 0.5

DEGREE DAYS
HEATING TOTAL    447                482     -35      408
 SINCE 7/1      5719               6271    -552       MM
COOLING TOTAL      4                  5      -1       16
 SINCE 1/1         4                  7      -3       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.5
HIGHEST WIND SPEED/DIRECTION    33/190    DATE  04/28
HIGHEST GUST SPEED/DIRECTION    49/300    DATE  04/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.69
NUMBER OF DAYS FAIR            2
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY         14

AVERAGE RH (PERCENT)     59

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       2
LIGHT RAIN               19     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      0
HAZE                      5

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

$$