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 180646
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
146 AM CDT SUN JUN 18 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JUNE 17 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         87    140 PM  96    1957  80      7       85
                                      1887
  MINIMUM         69    511 AM  42    1980  59     10       61
  AVERAGE         78                        70      8       73

PRECIPITATION (IN)
  YESTERDAY        0.42          1.69 1978   0.11   0.31     0.00
  MONTH TO DATE    1.36                      2.02  -0.66     1.51
  SINCE JUN 1      1.36                      2.02  -0.66     1.51
  SINCE JAN 1     19.47                     15.10   4.37    15.15

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     26.1                      36.3  -10.2     31.2
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    0                        40    -40       12
  SINCE JUN 1      0                        40    -40       12
  SINCE JUL 1   5284                      6332  -1048     5427

 COOLING
  YESTERDAY       13                         6      7        8
  MONTH TO DATE  161                        71     90      102
  SINCE JUN 1    161                        71     90      102
  SINCE JAN 1    194                       125     69      176
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     8.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93          1000 PM
 LOWEST     59          1200 PM
 AVERAGE    76

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81        98      1954
 MINIMUM TEMPERATURE (F)   59        45      1999


SUNRISE AND SUNSET
JUNE 18 2017..........SUNRISE   516 AM CDT   SUNSET   830 PM CDT
JUNE 19 2017..........SUNRISE   516 AM CDT   SUNSET   830 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.