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CXUS53 KLOT 011527
CLMMDW

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1027 AM CDT SUN JUN 01 2025

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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR THE MONTH OF MAY 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            102   05/31/1934
 LOW              28   05/12/1981
HIGHEST           95   05/15                          91  05/21
LOWEST            40   05/09                          48  05/10
AVG. MAXIMUM    68.4               71.1    -2.7     76.2
AVG. MINIMUM    50.3               52.0    -1.7     56.3
MEAN            59.4               61.5    -2.1     66.3
DAYS MAX >= 90     1                1.1    -0.1        1
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        7.67   2019
 MINIMUM        0.25   1992
TOTALS          1.63               4.09   -2.46     4.52
DAILY AVG.      0.05               0.13   -0.08     0.15
DAYS >= .01       11               13.0    -2.0       13
DAYS >= .10        5                8.2    -3.2       10
DAYS >= .50        1                2.8    -1.8        4
DAYS >= 1.00       0                1.0    -1.0        2
GREATEST
 24 HR. TOTAL   0.50   05/20 TO 05/20               1.10


DEGREE DAYS
HEATING TOTAL    205                178      27       48
 SINCE 7/1      5120               5729    -609       MM
COOLING TOTAL     38                 71     -33       96
 SINCE 1/1        51                 82     -31       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.8
HIGHEST WIND SPEED/DIRECTION    41/200    DATE  05/16
HIGHEST GUST SPEED/DIRECTION    60/200    DATE  05/16

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.64
NUMBER OF DAYS FAIR            4
NUMBER OF DAYS PC             16
NUMBER OF DAYS CLOUDY         11

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       2
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

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

$$