Climatological Report (Daily)
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CDUS43 KLOT 150638
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT SUN MAY 15 2016


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 14 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         47   1021 AM  92    1982  69    -22       66
  MINIMUM         41   1159 PM  32    1895  48     -7       43
  AVERAGE         44                        59    -15       55

PRECIPITATION (IN)
  YESTERDAY        0.00          1.95 1945   0.12  -0.12     0.24
  MONTH TO DATE    3.66                      1.63   2.03     3.05
  SINCE MAR 1      9.80                      7.51   2.29     7.02
  SINCE JAN 1     11.87                     11.03   0.84     9.88

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      3.7                       6.8   -3.1      7.1
  SINCE JUL 1     31.2                      36.6   -5.4     50.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       21                         8     13       10
  MONTH TO DATE  151                       130     21      105
  SINCE MAR 1   1333                      1463   -130     1475
  SINCE JUL 1   5341                      6197   -856     6655

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    0                        12    -12       12
  SINCE MAR 1      7                        22    -15       12
  SINCE JAN 1      7                        22    -15       12
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    13.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83           100 AM
 LOWEST     49           100 PM
 AVERAGE    66

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


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 2016...........SUNRISE   531 AM CDT   SUNSET   806 PM CDT
MAY 16 2016...........SUNRISE   530 AM CDT   SUNSET   807 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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