396
CDUS43 KLOT 152153
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
453 PM CDT THU MAY 15 2025
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR MAY 15 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 94R 2:59 PM 91 1962 71 23 70
2001
MINIMUM 62 4:46 AM 34 1937 52 10 54
AVERAGE 78 61 17 62
PRECIPITATION (IN)
TODAY 0.00 0.85 1943 0.13 -0.13 0.00
MONTH TO DATE 0.46 2.00 -1.54 3.16
SINCE MAR 1 7.04 7.45 -0.41 11.64
SINCE JAN 1 8.40 10.39 -1.99 14.62
DEGREE DAYS
HEATING
TODAY 0 6 -6 3
MONTH TO DATE 92 113 -21 39
SINCE MAR 1 1069 1340 -271 984
SINCE JUL 1 5007 5663 -656 4533
COOLING
TODAY 13 2 11 0
MONTH TO DATE 26 22 4 26
SINCE MAR 1 39 33 6 43
SINCE JAN 1 39 33 6 43
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 9.5
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 12:00 AM
LOWEST 37 3:00 PM
AVERAGE 59
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 94 1962
MINIMUM TEMPERATURE (F) 52 35 1940
SUNRISE AND SUNSET
MAY 15 2025...........SUNRISE 5:31 AM CDT SUNSET 8:04 PM CDT
MAY 16 2025...........SUNRISE 5:30 AM CDT SUNSET 8:05 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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