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 210634
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
131 AM CDT MON JUL 21 2014


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 20 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         82    319 PM 101    1980  84     -2       89
  MINIMUM         60    517 AM  53    1970  64     -4       71
  AVERAGE         71                        74     -3       80

PRECIPITATION (IN)
  YESTERDAY        0.00          3.03 1978   0.12  -0.12     0.06
  MONTH TO DATE    2.10                      2.23  -0.13     1.25
  SINCE JUN 1      9.91                      5.68   4.23     7.48
  SINCE JAN 1     24.74                     18.76   5.98    29.71

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        1
  SINCE JUN 1     17                        48    -31       44
  SINCE JUL 1      5                         0      5        1

 COOLING
  YESTERDAY        6                         9     -3       15
  MONTH TO DATE  112                       179    -67      222
  SINCE JUN 1    310                       344    -34      378
  SINCE JAN 1    371                       398    -27      462
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     4.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           600 AM
 LOWEST     37           200 PM
 AVERAGE    61

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       103      1901
 MINIMUM TEMPERATURE (F)   64        51      1970


SUNRISE AND SUNSET
JULY 21 2014..........SUNRISE   535 AM CDT   SUNSET   821 PM CDT
JULY 22 2014..........SUNRISE   536 AM CDT   SUNSET   820 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.