016
CDUS43 KLOT 212139
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
439 PM CDT TUE JUL 21 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 21 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 87 2:43 PM 103 1901 85 2 82
MINIMUM 74 6:12 AM 51 1970 67 7 63
AVERAGE 81 76 5 73
PRECIPITATION (IN)
TODAY T 1.78 1999 0.13 -0.13 0.00
MONTH TO DATE 3.56 2.42 1.14 3.48
SINCE JUN 1 8.56 6.52 2.04 7.11
SINCE JAN 1 24.15 21.17 2.98 16.61
SNOWFALL (IN)
TODAY 0.0 T 1963 0.0 0.0 0.0
1978
2017
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
TODAY 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
TODAY 16 11 5 8
MONTH TO DATE 293 222 71 252
SINCE JUN 1 475 421 54 548
SINCE JAN 1 553 491 62 582
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 11.1
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 12:00 AM
LOWEST 40 3:00 PM
AVERAGE 63
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 101 1934
1991
MINIMUM TEMPERATURE (F) 67 49 1947
SUNRISE AND SUNSET
JULY 21 2026..........SUNRISE 5:35 AM CDT SUNSET 8:21 PM CDT
JULY 22 2026..........SUNRISE 5:36 AM CDT SUNSET 8:20 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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