473
CDUS43 KLOT 040632
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT MON AUG 04 2025
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR AUGUST 3 2025
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)
YESTERDAY
MAXIMUM 80 3:03 PM 101 1930 84 -4 91
MINIMUM 63 4:32 AM 52 1950 68 -5 72
AVERAGE 72 76 -4 82
PRECIPITATION (IN)
YESTERDAY 0.00 1.95 1957 0.12 -0.12 0.00
MONTH TO DATE 0.00 0.37 -0.37 0.94
SINCE JUN 1 12.03 7.93 4.10 10.69
SINCE JAN 1 21.60 20.41 1.19 26.67
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 9 25 -16 3
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 7 11 -4 17
MONTH TO DATE 19 33 -14 46
SINCE JUN 1 787 608 179 720
SINCE JAN 1 838 690 148 833
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 6.6
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 5:00 AM
LOWEST 35 2:00 PM
AVERAGE 56
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 100 1947
MINIMUM TEMPERATURE (F) 68 52 1929
SUNRISE AND SUNSET
AUGUST 4 2025........SUNRISE 5:48 AM CDT SUNSET 8:05 PM CDT
AUGUST 5 2025........SUNRISE 5:49 AM CDT SUNSET 8:04 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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