Climatological Report (Monthly)
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CXUS53 KLOT 011338
CLMORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
818 AM CDT TUE APR 1 2014

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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR THE MONTH OF MARCH 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              88   03/29/1986
 LOW              -12   03/04/1873
HIGHEST            68   03/31        46      22       59  03/31
                                                          03/30
LOWEST             -2   03/03        28     -30       14  03/21
                                                          03/20
AVG. MAXIMUM     40.9              46.6    -5.7     39.6
AVG. MINIMUM     22.4              29.2    -6.8     25.6
MEAN             31.7              37.9    -6.2     32.6
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      8               2.9     5.1        4
DAYS MIN <= 32     24              19.6     4.4       28
DAYS MIN <= 0       1               0.0     1.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         5.58   1922
 MINIMUM         0.29   1910
TOTALS           1.71              2.50   -0.79     2.00
DAILY AVG.       0.06              0.08   -0.02     0.06
DAYS >= .01        11              11.1    -0.1        9
DAYS >= .10         6               5.5     0.5        3
DAYS >= .50         0               1.5    -1.5        2
DAYS >= 1.00        0               0.4    -0.4        0
GREATEST
 24 HR. TOTAL    0.48   03/12 TO 03/12

SNOWFALL (INCHES)
RECORDS
 TOTAL           23.1   1926
TOTALS           12.3               5.6     6.7     10.4
SINCE 7/1        80.6              35.2    45.4     30.0
SNOWDEPTH AVG.      2                MM      MM        1
DAYS >= 1.0         4               1.7     2.3        1
GREATEST
 SNOW DEPTH         6   03/06                         10  03/06
                        03/02
                        03/03
 24 HR TOTAL      3.7   MM

DEGREE_DAYS
HEATING TOTAL    1025               841     184      994
 SINCE 7/1       6440              5575     865     5396
COOLING TOTAL       0                 1      -1        0
 SINCE 1/1          0                 1      -1        0
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.0
HIGHEST WIND SPEED/DIRECTION    33/290    DATE  03/14
HIGHEST GUST SPEED/DIRECTION    43/170    DATE  03/31

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            3
NUMBER OF DAYS PC             16
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     59

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       4
LIGHT SNOW               12     SLEET                      1
FOG                       9     FOG W/VIS <= 1/4 MILE      0
HAZE                     11

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

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