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 012137
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
435 PM CDT TUE SEP 1 2015


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR SEPTEMBER 1 2015...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         88    219 PM 101    1953  80      8       83
  MINIMUM         68    537 AM  45    1949  60      8       70
  AVERAGE         78                        70      8       77

PRECIPITATION (IN)
  TODAY            0.00          2.92 1977   0.12  -0.12     0.36
  MONTH TO DATE    0.00                      0.12  -0.12     0.36
  SINCE SEP 1      0.00                      0.12  -0.12     0.36
  SINCE JAN 1     23.62                     25.25  -1.63    32.44

SNOWFALL (IN)
  TODAY            0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      T                         0.0    0.0      0.0

DEGREE DAYS
 HEATING
  TODAY            0                         1     -1        0
  MONTH TO DATE    0                         1     -1        0
  SINCE SEP 1      0                         1     -1        0
  SINCE JUL 1     18                        14      4        5

 COOLING
  TODAY           13                         6      7       12
  MONTH TO DATE   13                         6      7       12
  SINCE SEP 1     13                         6      7       12
  SINCE JAN 1    654                       746    -92      727
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     5.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           300 AM
 LOWEST     59          1200 PM
 AVERAGE    78

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   80       101      1953
 MINIMUM TEMPERATURE (F)   60        44      1946


SUNRISE AND SUNSET
SEPTEMBER  1 2015.....SUNRISE   617 AM CDT   SUNSET   725 PM CDT
SEPTEMBER  2 2015.....SUNRISE   618 AM CDT   SUNSET   724 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.