Climatological Report (Monthly)
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000
CXUS53 KLOT 011640
CLMMDW

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1040 AM CST THU FEB 01 2024

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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             67   01/31/1989
                       01/25/1950
 LOW             -25   01/20/1985
HIGHEST           42   01/26                          53  01/11
                       01/27
                       01/30
LOWEST            -9   01/14                           3  01/31
                       01/15
AVG. MAXIMUM    32.1               32.7    -0.6     37.7
AVG. MINIMUM    23.2               19.4     3.8     27.5
MEAN            27.7               26.0     1.7     32.6
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     8               15.0    -7.0        8
DAYS MIN <= 32    21               27.0    -6.0       21
DAYS MIN <= 0      3                2.1     0.9        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        4.19   1993
 MINIMUM        0.13   1981
TOTALS          2.29               1.48    0.81     1.94
DAILY AVG.      0.07               0.05    0.02     0.06
DAYS >= .01       14                8.4     5.6       12
DAYS >= .10        6                3.4     2.6        6
DAYS >= .50        1                1.0     0.0        1
DAYS >= 1.00       0                0.1    -0.1        0
GREATEST
 24 HR. TOTAL   0.84   01/08 TO 01/09               0.98


DEGREE DAYS
HEATING TOTAL   1149               1207     -58      993
 SINCE 7/1      2856               3333    -477       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.5
HIGHEST WIND SPEED/DIRECTION    37/090    DATE  01/12
HIGHEST GUST SPEED/DIRECTION    50/090    DATE  01/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.86
NUMBER OF DAYS FAIR            2
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY         24

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                1     SNOW                       1
LIGHT SNOW               18     SLEET                      1
FOG                      22     FOG W/VIS <= 1/4 MILE      5
HAZE                      2

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

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