Climatological Report (Monthly)
Issued by NWS

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000
CXUS53 KLOT 011613
CLMORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1013 AM CST FRI MAR 01 2024

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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             75   02/27/1976
 LOW             -21   02/09/1899
HIGHEST           74   02/27                          58  02/27
LOWEST            13   02/17                          -1  02/03
AVG. MAXIMUM    49.2               35.7    13.5     42.2
AVG. MINIMUM    29.7               21.8     7.9     25.5
MEAN            39.5               28.8    10.7     33.9
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     1               11.0   -10.0        4
DAYS MIN <= 32    22               24.4    -2.4       20
DAYS MIN <= 0      0                1.8    -1.8        1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.98   1881
 MINIMUM        0.06   1877
TOTALS          0.65               1.97   -1.32     3.83
DAILY AVG.      0.02                NAN     NAN     0.14
DAYS >= .01        5                9.4    -4.4        7
DAYS >= .10        1                4.7    -3.7        6
DAYS >= .50        0                1.0    -1.0        3
DAYS >= 1.00       0                0.3    -0.3        2
GREATEST
 24 HR. TOTAL   0.47   02/27 TO 02/28               1.20

SNOWFALL (INCHES)
RECORDS
 TOTAL          29.0   2011
TOTALS           1.2               10.7    -9.5      3.7
SINCE 7/1       21.2               31.6   -10.4       MM
SNOWDEPTH AVG.     0                                   1
DAYS >= 1.0        1                3.0    -2.0        2
GREATEST
 SNOW DEPTH        1   02/24                           3  02/01
 24 HR TOTAL     1.2   02/23 TO 02/23                2.0

DEGREE DAYS
HEATING TOTAL    733               1015    -282      864
 SINCE 7/1      3688               4534    -846       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.8
HIGHEST WIND SPEED/DIRECTION    30/020    DATE  02/23
HIGHEST GUST SPEED/DIRECTION    46/330    DATE  02/28

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.49
NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                4     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       2
HEAVY SNOW                1     SNOW                       0
LIGHT SNOW                3     SLEET                      1
FOG                       9     FOG W/VIS <= 1/4 MILE      2
HAZE                      6

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

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