Climatological Report (Daily)
Issued by NWS Chicago, IL

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770
CDUS43 KLOT 240644
CLIRFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
144 AM CDT SAT MAY 24 2025

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 23 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         69   4:12 PM  95    1921  74     -5       83
  MINIMUM         41   4:52 AM  30    1917  52    -11       51
  AVERAGE         55                        63     -8       67

PRECIPITATION (IN)
  YESTERDAY        0.00          1.41 1966   0.15  -0.15     0.00
  MONTH TO DATE    2.10                      2.99  -0.89     2.96
  SINCE MAR 1      7.08                      9.14  -2.06    11.43
  SINCE JAN 1      8.33                     12.37  -4.04    14.00

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    T                         0.0    0.0       T
  SINCE MAR 1      4.2                       5.8   -1.6      6.1
  SINCE JUL 1     17.1                      37.1  -20.0     27.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       10                         5      5        0
  MONTH TO DATE  168                       170     -2       57
  SINCE MAR 1   1292                      1512   -220     1144
  SINCE JUL 1   5887                      6440   -553     5318

 COOLING
  YESTERDAY        0                         2     -2        2
  MONTH TO DATE   34                        29      5       47
  SINCE MAR 1     38                        36      2       63
  SINCE JAN 1     38                        36      2       63
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     5.3


SKY COVER
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           1:00 AM
 LOWEST     30           4:00 PM
 AVERAGE    60

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


THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        93      1921
                                             2010
                                             2012
 MINIMUM TEMPERATURE (F)   52        33      1925


SUNRISE AND SUNSET
MAY 24 2025...........SUNRISE   5:27 AM CDT   SUNSET   8:20 PM CDT
MAY 25 2025...........SUNRISE   5:27 AM CDT   SUNSET   8:21 PM CDT


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




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