Climatological Report (Seasonal)
Issued by NWS Chicago, IL

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CXUS53 KLOT 011735
CLSRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1235 PM CDT SAT JUN 01 2024

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2024 TO 5/31/2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            106   05/31/1934
 LOW             -11   03/01/1962
                       03/04/2002
                       03/03/2014
HIGHEST           90   05/21                          89  05/31
LOWEST            22   03/23                          11  03/18
AVG. MAXIMUM    64.2               59.1     5.1     60.9
AVG. MINIMUM    41.6               38.7     2.9     37.3
MEAN            52.9               48.9     4.0     49.1
DAYS MAX >= 90     1                1.0     0.0        0
DAYS MAX <= 32     0                4.0    -4.0        2
DAYS MIN <= 32    22               29.9    -7.9       35
DAYS MIN <= 0      0                0.4    -0.4        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       21.43   1973
 MINIMUM        3.13   1934
TOTALS         12.43              10.33    2.10     7.98
DAILY AVG.      0.14               0.11    0.03     0.09
DAYS >= .01       35               35.5    -0.5       32
DAYS >= .10       24               20.1     3.9       19
DAYS >= .50        6                6.6    -0.6        7
DAYS >= 1.00       3                2.6     0.4        0
GREATEST
 24 HR. TOTAL   1.93   03/25 TO 03/26               1.06

SNOWFALL (INCHES)
RECORDS
 TOTAL          24.5   1923
TOTALS           6.1                5.8     0.3     15.0
SINCE 7/1       27.3               37.1    -9.8     35.5
DAYS >= 1.0        1                2.0    -1.0        3
GREATEST
 SNOW DEPTH        5   03/23                           7  03/10
 24 HR TOTAL     5.6   03/22 TO 03/22                7.4

DEGREE DAYS
HEATING TOTAL   1157               1541    -384     1486
 SINCE 7/1      5331               6468   -1137     6043
COOLING TOTAL     68                 61       7       48
 SINCE 1/1        68                 61       7       48
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.4
HIGHEST WIND SPEED/DIRECTION    37/190    DATE  05/21
HIGHEST GUST SPEED/DIRECTION    51/180    DATE  05/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.59
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC             36
NUMBER OF DAYS CLOUDY         33

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             20     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                      15
LIGHT RAIN               39     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       2
HEAVY SNOW                1     SNOW                       1
LIGHT SNOW                7     SLEET                      0
FOG                      35     FOG W/VIS <= 1/4 MILE      2
HAZE                      6

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

$$