Climatological Report (Monthly)
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CXUS53 KLOT 011634 CCA
CLMORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1125 AM CDT WED APR 1 2020

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE MONTH OF MARCH 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2020

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            67   03/28        MM      MM       65  03/28
                        03/08
LOWEST             25   03/07        MM      MM       -3  03/04
AVG. MAXIMUM     50.9              46.6     4.3     42.7
AVG. MINIMUM     34.7              29.2     5.5     25.9
MEAN             42.8              37.9     4.9     34.3
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               2.9    -2.9        5
DAYS MIN <= 32     11              19.6    -8.6       24
DAYS MIN <= 0       0               0.0     0.0        1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         5.58   1922
 MINIMUM         0.29   1910
TOTALS           3.48              2.50    0.98     2.09
DAILY AVG.       0.11              0.08    0.03     0.07
DAYS >= .01        11              11.1    -0.1        8
DAYS >= .10         6               5.5     0.5        5
DAYS >= .50         2               1.5     0.5        2
DAYS >= 1.00        1               0.4     0.6        0
GREATEST
 24 HR. TOTAL    1.48   03/28 TO 03/28

SNOWFALL (INCHES)
RECORDS
 TOTAL           23.1   1926
TOTALS            3.2               5.6    -2.4      0.3
SINCE 7/1        30.1              35.1    -5.0     41.6
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         2               1.7     0.3
GREATEST
 SNOW DEPTH         3   03/23
 24 HR TOTAL      2.2   03/22 TO 03/22

DEGREE_DAYS
HEATING TOTAL     680               841    -161      944
 SINCE 7/1       5066              5575    -509     5735
COOLING TOTAL       0                 1      -1        0
 SINCE 1/1          0                 1      -1        0
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.5
RESULTANT WIND SPEED/DIRECTION   1/251
HIGHEST WIND SPEED/DIRECTION    35/250    DATE  03/29
HIGHEST GUST SPEED/DIRECTION    55/270    DATE  03/29


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       4
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                6     SLEET                      0
FOG                      18     FOG W/VIS <= 1/4 MILE      1
HAZE                      9

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

$$



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