Climatological Report (Monthly)
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CXUS53 KLOT 011139
CLMORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
608 AM CDT SAT APR 1 2017

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE MONTH OF MARCH 2017...

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

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            82   03/24                         70  03/08
LOWEST             16   03/15                         11  03/02
AVG. MAXIMUM     47.1              46.6     0.5     51.5
AVG. MINIMUM     31.8              29.2     2.6     35.1
MEAN             39.5              37.9     1.6     43.3
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      3               2.9     0.1        2
DAYS MIN <= 32     17              19.6    -2.6       12
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         5.58   1922
 MINIMUM         0.29   1910
TOTALS           4.01              2.50    1.51     3.34
DAILY AVG.       0.13              0.08    0.05     0.11
DAYS >= .01        14              11.1     2.9       14
DAYS >= .10         9               5.5     3.5        9
DAYS >= .50         2               1.5     0.5        2
DAYS >= 1.00        1               0.4     0.6        1
GREATEST
 24 HR. TOTAL    1.84   03/30 TO 03/30


SNOWFALL (INCHES)
RECORDS
 TOTAL           23.1   1926
TOTALS            7.8               5.6     2.2      2.6
SINCE 7/1        26.1              35.1    -9.0     30.1
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         2               1.7     0.3
GREATEST
 SNOW DEPTH         6   03/14
 24 HR TOTAL      3.9   03/13 TO 03/13

DEGREE_DAYS
HEATING TOTAL     785               841     -56      665
 SINCE 7/1       4710              5575    -865     4673
COOLING TOTAL       0                 1      -1        0
 SINCE 1/1          0                 1      -1        0
..................................................

WIND (MPH)
AVERAGE WIND SPEED              12.1
RESULTANT WIND SPEED/DIRECTION   2/342
HIGHEST WIND SPEED/DIRECTION    41/270    DATE  03/08
HIGHEST GUST SPEED/DIRECTION    57/270    DATE  03/08


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       3
LIGHT SNOW                7     SLEET                      1
FOG                      15     FOG W/VIS <= 1/4 MILE      3
HAZE                      8

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

&&
DAILY RECORDS ESTABLISHED DURING MARCH 2017
* RECORD DAILY MAXIMUM TEMPERATURE OF 82 DEGREES ON THE 24TH
* RECORD DAILY PRECIPITATION OF 1.84 INCHES ON THE 30TH

$$




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