250
CDUS43 KLOT 290637
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
137 AM CDT WED JUL 29 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 28 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 80 1:42 PM 100 1983 84 -4 92
MINIMUM 65 11:59 PM 51 1984 67 -2 75
AVERAGE 73 75 -2 84
PRECIPITATION (IN)
YESTERDAY T 2.91 1906 0.12 -0.12 0.03
MONTH TO DATE 5.32 3.31 2.01 3.61
SINCE JUN 1 10.32 7.41 2.91 7.24
SINCE JAN 1 25.91 22.06 3.85 16.74
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 11 31 -20 13
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 8 10 -2 19
MONTH TO DATE 346 297 49 362
SINCE JUN 1 528 496 32 658
SINCE JAN 1 606 566 40 692
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 14.4
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 12:00 AM
LOWEST 45 5:00 PM
AVERAGE 70
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 99 1913
MINIMUM TEMPERATURE (F) 67 50 1984
SUNRISE AND SUNSET
JULY 29 2026..........SUNRISE 5:42 AM CDT SUNSET 8:13 PM CDT
JULY 30 2026..........SUNRISE 5:43 AM CDT SUNSET 8:12 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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