Climatological Report (Daily)
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261
CDUS43 KLOT 050643
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
143 AM CDT SAT JUL 05 2025

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 4 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         92   3:56 PM 102    1911  84      8       84
                                      2012
  MINIMUM         74   9:18 AM  50    1972  66      8       69
  AVERAGE         83                        75      8       77

PRECIPITATION (IN)
  YESTERDAY        0.05          1.72 1995   0.11  -0.06      T
  MONTH TO DATE    0.05                      0.43  -0.38     0.10
  SINCE JUN 1      3.68                      4.53  -0.85     3.20
  SINCE JAN 1     13.18                     19.18  -6.00    18.47

SNOWFALL (IN)
  YESTERDAY        0.0           T    1995   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      0.0                       0.0    0.0       T
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     13                        31    -18        6
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       18                        10      8       12
  MONTH TO DATE   67                        40     27       39
  SINCE JUN 1    363                       239    124      317
  SINCE JAN 1    397                       309     88      397
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     7.3


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  LIGHT RAIN
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           8:00 AM
 LOWEST     44           5:00 PM
 AVERAGE    66

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       103      2012
 MINIMUM TEMPERATURE (F)   66        46      1972


SUNRISE AND SUNSET
JULY  5 2025..........SUNRISE   5:22 AM CDT   SUNSET   8:30 PM CDT
JULY  6 2025..........SUNRISE   5:23 AM CDT   SUNSET   8:30 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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