Climatological Report (Daily)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
CDUS43 KLOT 250633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT TUE JUL 25 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 24 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         74    429 PM 105    1934  84    -10       93
  MINIMUM         66   1159 PM  53    2000  64      2       71
  AVERAGE         70                        74     -4       82

PRECIPITATION (IN)
  YESTERDAY        0.00          3.64 2010   0.13  -0.13     0.94
  MONTH TO DATE    7.65                      2.75   4.90     5.46
  SINCE JUN 1     11.09                      6.20   4.89     8.31
  SINCE JAN 1     29.20                     19.28   9.92    21.95

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    T                         0.0    0.0      0.0
  SINCE JUN 1      T                         0.0    0.0      0.0
  SINCE JUL 1      T                         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      3                        48    -45       13
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY        5                         9     -4       17
  MONTH TO DATE  244                       215     29      249
  SINCE JUN 1    474                       380     94      465
  SINCE JAN 1    507                       434     73      539
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED    11.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    81           400 AM
 LOWEST     53           100 PM
 AVERAGE    67

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       101      1940
 MINIMUM TEMPERATURE (F)   64        53      1911


SUNRISE AND SUNSET
JULY 25 2017..........SUNRISE   539 AM CDT   SUNSET   817 PM CDT
JULY 26 2017..........SUNRISE   540 AM CDT   SUNSET   816 PM CDT


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




$$





USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.