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 310635
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT THU JUL 31 2014


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 30 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         79    126 PM 102    1916  83     -4       74
  MINIMUM         59    344 AM  50    1984  64     -5       57
  AVERAGE         69                        74     -5       66

PRECIPITATION (IN)
  YESTERDAY        0.00          2.43 1979   0.14  -0.14     0.04
  MONTH TO DATE    2.14                      3.55  -1.41     1.72
  SINCE JUN 1      9.95                      7.00   2.95     7.95
  SINCE JAN 1     24.78                     20.08   4.70    30.18

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   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      0.0
  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    5                         0      5        9
  SINCE JUN 1     17                        48    -31       52
  SINCE JUL 1      5                         0      5        9

 COOLING
  YESTERDAY        4                         9     -5        1
  MONTH TO DATE  172                       269    -97      264
  SINCE JUN 1    370                       434    -64      420
  SINCE JAN 1    431                       488    -57      504
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     7.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84          1200 AM
 LOWEST     39          1200 PM
 AVERAGE    62

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83        99      2006
                                             1945
 MINIMUM TEMPERATURE (F)   64        51      1984


SUNRISE AND SUNSET
JULY 31 2014..........SUNRISE   544 AM CDT   SUNSET   811 PM CDT
AUGUST  1 2014........SUNRISE   545 AM CDT   SUNSET   810 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.