328
CDUS43 KLOT 200639
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
139 AM CDT MON JUL 20 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 19 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 3:22 PM 101 1930 85 -5 83
MINIMUM 68 11:59 PM 50 1873 67 1 73
AVERAGE 74 76 -2 78
PRECIPITATION (IN)
YESTERDAY 0.00 1.96 1963 0.12 -0.12 0.19
MONTH TO DATE 3.56 2.17 1.39 3.48
SINCE JUN 1 8.56 6.27 2.29 7.11
SINCE JAN 1 24.15 20.92 3.23 16.61
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 9 11 -2 13
MONTH TO DATE 268 200 68 238
SINCE JUN 1 450 399 51 534
SINCE JAN 1 528 469 59 568
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 8.9
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 12:00 AM
LOWEST 45 5:00 PM
AVERAGE 63
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 101 1980
MINIMUM TEMPERATURE (F) 67 53 1970
SUNRISE AND SUNSET
JULY 20 2026..........SUNRISE 5:34 AM CDT SUNSET 8:22 PM CDT
JULY 21 2026..........SUNRISE 5:35 AM CDT SUNSET 8:21 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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