Climatological Report (Daily)
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CDUS43 KLOT 300632
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
131 AM CDT FRI MAR 30 2018


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 29 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         50   1115 AM  88    1986  52     -2       49
  MINIMUM         35   1159 PM   9    1887  33      2       35
  AVERAGE         43                        42      1       42

PRECIPITATION (IN)
  YESTERDAY        0.05          1.33 1979   0.09  -0.04     0.11
  MONTH TO DATE    1.65                      2.31  -0.66     2.15
  SINCE MAR 1      1.65                      2.31  -0.66     2.15
  SINCE JAN 1      7.83                      5.83   2.00     6.54

SNOWFALL (IN)
  YESTERDAY        0.0           7.7  1954   0.1   -0.1      0.0
  MONTH TO DATE    2.6                       5.4   -2.8      7.8
  SINCE MAR 1      2.6                       5.4   -2.8      7.8
  SINCE JUL 1     32.9                      34.9   -2.0     26.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       22                        23     -1       23
  MONTH TO DATE  823                       798     25      737
  SINCE MAR 1    823                       798     25      737
  SINCE JUL 1   5281                      5532   -251     4662

 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    22   HIGHEST WIND DIRECTION    NE (30)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     8.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89          1200 AM
 LOWEST     65          1200 PM
 AVERAGE    77

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   52        79      1998
                                             1986
 MINIMUM TEMPERATURE (F)   34        12      1969
                                             1964


SUNRISE AND SUNSET
MARCH 30 2018.........SUNRISE   638 AM CDT   SUNSET   715 PM CDT
MARCH 31 2018.........SUNRISE   636 AM CDT   SUNSET   716 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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