Climatological Report (Daily)
Issued by NWS

Home | Current Version | Previous Version | Graphics & Text | 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 171120
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT FRI OCT 17 2014


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 16 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         56    447 PM  87    1963  62     -6       54
  MINIMUM         50    745 AM  28    1991  43      7       47
  AVERAGE         53                        52      1       51

PRECIPITATION (IN)
  YESTERDAY        T             1.41 1878   0.09  -0.09      T
  MONTH TO DATE    2.43                      1.59   0.84     1.22
  SINCE SEP 1      5.14                      4.80   0.34     3.79
  SINCE JAN 1     37.22                     29.93   7.29    36.16

SNOWFALL (IN)
  YESTERDAY        0.0           T    2009   0.0    0.0      0.0
                                      1943
  MONTH TO DATE    T                         0.1   -0.1      0.0
  SINCE SEP 1      T                         0.1   -0.1      0.0
  SINCE JUL 1      T                         0.1   -0.1      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       12                        13     -1       14
  MONTH TO DATE  182                       167     15       86
  SINCE SEP 1    288                       272     16      154
  SINCE JUL 1    293                       285      8      165

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    3                        10     -7       25
  SINCE SEP 1     84                       102    -18      168
  SINCE JAN 1    799                       842    -43      933
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     7.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.

  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM
 LOWEST     77           500 PM
 AVERAGE    89

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   62        86      1950
 MINIMUM TEMPERATURE (F)   42        26      1948


SUNRISE AND SUNSET
OCTOBER 17 2014.......SUNRISE   706 AM CDT   SUNSET   607 PM CDT
OCTOBER 18 2014.......SUNRISE   708 AM CDT   SUNSET   605 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.