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 270632
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
131 AM CDT MON JUL 27 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 26 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         80    529 PM  99    1955  84     -4       84
  MINIMUM         64    426 AM  53    1991  64      0       68
                                      1962
  AVERAGE         72                        74     -2       76

PRECIPITATION (IN)
  YESTERDAY        T             4.10 1878   0.13  -0.13     0.00
  MONTH TO DATE    2.85                      3.02  -0.17     2.11
  SINCE JUN 1      9.97                      6.47   3.50     9.92
  SINCE JAN 1     21.46                     19.55   1.91    24.75

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      T                         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   13                         0     13        5
  SINCE JUN 1     52                        48      4       17
  SINCE JUL 1     13                         0     13        5

 COOLING
  YESTERDAY        7                         9     -2       11
  MONTH TO DATE  181                       233    -52      151
  SINCE JUN 1    299                       398    -99      349
  SINCE JAN 1    352                       452   -100      410
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED     5.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           400 AM
 LOWEST     58           500 PM
 AVERAGE    73

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       100      1955
                                             1916
 MINIMUM TEMPERATURE (F)   64        52      1985


SUNRISE AND SUNSET
JULY 27 2015..........SUNRISE   540 AM CDT   SUNSET   816 PM CDT
JULY 28 2015..........SUNRISE   541 AM CDT   SUNSET   815 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.