213
CXUS53 KLOT 011650
CLMORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1150 AM CDT WED APR 01 2026

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE MONTH OF MARCH 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026

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           81   03/30                          79  03/14
LOWEST            14   03/17                          18  03/02
AVG. MAXIMUM    54.9               47.0     7.9     54.4
AVG. MINIMUM    32.8               31.0     1.8     34.5
MEAN            43.9               39.0     4.9     44.4
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     3                3.0     0.0        0
DAYS MIN <= 32    17               19.9    -2.9       11
DAYS MIN <= 0      0                0.2    -0.2        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.58   1922
 MINIMUM        0.29   1910
TOTALS          4.54               2.45    2.09     2.99
DAILY AVG.      0.15               0.08    0.07     0.10
DAYS >= .01       15               10.8     4.2       13
DAYS >= .10        8                5.5     2.5       10
DAYS >= .50        3                1.4     1.6        2
DAYS >= 1.00       2                0.4     1.6        0
GREATEST
 24 HR. TOTAL   1.83   03/15 TO 03/16               0.93

SNOWFALL (INCHES)
RECORDS
 TOTAL          23.1   1926
TOTALS           1.8                5.5    -3.7      2.8
SINCE 7/1       34.1               37.1    -3.0       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        1                2.0    -1.0        2
GREATEST
 SNOW DEPTH        1   03/16                           2  03/20
                       03/17
 24 HR TOTAL     1.3   03/15 TO 03/16                1.7

DEGREE DAYS
HEATING TOTAL    649                808    -159      630
 SINCE 7/1      5009               5277    -268       MM
COOLING TOTAL      1                  2      -1        0
 SINCE 1/1         1                  2      -1       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.7
HIGHEST WIND SPEED/DIRECTION    39/250    DATE  03/13
HIGHEST GUST SPEED/DIRECTION    65/250    DATE  03/13

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.72
NUMBER OF DAYS FAIR            3
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         17

AVERAGE RH (PERCENT)     64

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              8     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       5
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                6     SLEET                      1
FOG                      13     FOG W/VIS <= 1/4 MILE      3
HAZE                      6

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

$$