622
CXUS53 KLOT 020958 CCA
CLMRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
816 AM CDT FRI MAY 01 2026

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR THE MONTH OF APRIL 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2026

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           82   04/14                          85  04/28
                       04/17
LOWEST            25   04/20                          21  04/08
AVG. MAXIMUM    64.7               59.7     5.0     61.7
AVG. MINIMUM    42.2               38.5     3.7     38.2
MEAN            53.5               49.1     4.4     49.9
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     4                7.4    -3.4        8
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.92   1973
 MINIMUM        0.28   1915
TOTALS          6.46               3.75    2.71     2.16
DAILY AVG.      0.22               0.13    0.09     0.07
DAYS >= .01       18               11.8     6.2        9
DAYS >= .10       11                7.2     3.8        4
DAYS >= .50        6                2.6     3.4        1
DAYS >= 1.00       1                1.0     0.0        1
GREATEST
 24 HR. TOTAL   1.49   04/01 TO 04/02               1.12

SNOWFALL (INCHES)
RECORDS
 TOTAL           9.0   1936
TOTALS             T                0.9    -0.9        T
SINCE 7/1       30.8               37.1    -6.3       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL       T  04/08 TO 04/08                  MM
                      04/19 TO 04/19

DEGREE DAYS
HEATING TOTAL    355                482    -127      447
 SINCE 7/1      5868               6271    -403       MM
COOLING TOTAL     15                  5      10        4
 SINCE 1/1        15                  7       8       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.1
HIGHEST WIND SPEED/DIRECTION    39/210    DATE  04/17
HIGHEST GUST SPEED/DIRECTION    63/200    DATE  04/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.72
NUMBER OF DAYS FAIR            1
NUMBER OF DAYS PC             19
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              9     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                       9
LIGHT RAIN               24     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                2     SLEET                      1
FOG                      19     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

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

$$