Climatological Report (Daily)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
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 151114
CLIORD

CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
152 AM CDT FRI MAY 15 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 14 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         66    432 PM  92    1982  69     -3       56
  MINIMUM         43    228 AM  32    1895  48     -5       44
  AVERAGE         55                        59     -4       50

PRECIPITATION (IN)
  YESTERDAY        0.24          1.95 1945   0.12   0.12     0.02
  MONTH TO DATE    3.05                      1.63   1.42     3.62
  SINCE MAR 1      7.02                      7.51  -0.49     8.17
  SINCE JAN 1      9.88                     11.03  -1.15    13.47

SNOWFALL (IN)
  YESTERDAY        0.0           T    1973   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1      7.1                       6.8    0.3     13.7
  SINCE JUL 1     50.7                      36.6   14.1     82.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       10                         8      2       15
  MONTH TO DATE  105                       130    -25      111
  SINCE MAR 1   1475                      1463     12     1624
  SINCE JUL 1   6655                      6197    458     7039

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   12                        12      0       16
  SINCE MAR 1     12                        22    -10       17
  SINCE JAN 1     12                        22    -10       17
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED    10.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           500 AM
 LOWEST     44           500 PM
 AVERAGE    63

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        91      1962
 MINIMUM TEMPERATURE (F)   48        35      1895


SUNRISE AND SUNSET
MAY 15 2015...........SUNRISE   531 AM CDT   SUNSET   805 PM CDT
MAY 16 2015...........SUNRISE   531 AM CDT   SUNSET   806 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.