Climatological Report (Daily)
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506
CDUS43 KLOT 260645
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
145 AM CDT SUN MAR 26 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 25 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         47   1159 PM  79    2007  50     -3       48
  MINIMUM         41    720 AM  12    1974  32      9       28
                                      1940
  AVERAGE         44                        41      3       38

PRECIPITATION (IN)
  YESTERDAY        0.71          3.20 1884   0.08   0.63     0.00
  MONTH TO DATE    1.74                      1.96  -0.22     2.50
  SINCE MAR 1      1.74                      1.96  -0.22     2.50
  SINCE JAN 1      6.13                      5.48   0.65     4.57

SNOWFALL (IN)
  YESTERDAY        0.0          13.6  1930   0.1   -0.1      0.0
  MONTH TO DATE    7.8                       4.9    2.9      2.6
  SINCE MAR 1      7.8                       4.9    2.9      2.6
  SINCE JUL 1     26.1                      34.4   -8.3     30.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       21                        24     -3       27
  MONTH TO DATE  664                       705    -41      565
  SINCE MAR 1    664                       705    -41      565
  SINCE JUL 1   4589                      5439   -850     4573

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED    11.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           100 PM
 LOWEST     76          1200 AM
 AVERAGE    86

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   51        79      2007
 MINIMUM TEMPERATURE (F)   32         7      1873


SUNRISE AND SUNSET
MARCH 26 2017.........SUNRISE   644 AM CDT   SUNSET   711 PM CDT
MARCH 27 2017.........SUNRISE   642 AM CDT   SUNSET   712 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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