279
CDUS43 KLOT 170634
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT FRI JUL 17 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 16 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 91 12:09 PM 100 1887 85 6 90
MINIMUM 75 5:02 AM 49 1945 67 8 70
AVERAGE 83 76 7 80
PRECIPITATION (IN)
YESTERDAY 0.00 2.48 1950 0.12 -0.12 0.36
MONTH TO DATE 3.56 1.82 1.74 3.29
SINCE JUN 1 8.56 5.92 2.64 6.92
SINCE JAN 1 24.15 20.57 3.58 16.42
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 18 11 7 15
MONTH TO DATE 224 167 57 221
SINCE JUN 1 406 366 40 517
SINCE JAN 1 484 436 48 551
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 6.0
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 6:00 AM
LOWEST 32 6:00 PM
AVERAGE 56
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 100 1887
1942
MINIMUM TEMPERATURE (F) 67 51 1985
SUNRISE AND SUNSET
JULY 17 2026..........SUNRISE 5:31 AM CDT SUNSET 8:24 PM CDT
JULY 18 2026..........SUNRISE 5:32 AM CDT SUNSET 8:23 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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