988
CDUS43 KLOT 312141
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
441 PM CDT TUE OCT 31 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 31 2023
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 38 10:50 AM 84 1950 56 -18 57
MINIMUM 30 3:26 AM 23 1873 40 -10 50
AVERAGE 34 48 -14 54
PRECIPITATION (IN)
TODAY 0.03 2.26 1994 0.10 -0.07 0.02
MONTH TO DATE 2.28 3.43 -1.15 1.66
SINCE SEP 1 5.64 6.62 -0.98 3.86
SINCE JAN 1 29.90 33.33 -3.43 28.97
SNOWFALL (IN)
TODAY 0.1 3.4 2019 0.0 0.1 0.0
MONTH TO DATE 0.1 0.2 -0.1 T
SINCE SEP 1 0.1 0.2 -0.1 T
SINCE JUL 1 0.1 0.2 -0.1 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 31 17 14 11
MONTH TO DATE 293 357 -64 345
SINCE SEP 1 306 434 -128 420
SINCE JUL 1 308 440 -132 420
COOLING
TODAY 0 0 0 0
MONTH TO DATE 56 15 41 14
SINCE SEP 1 211 131 80 168
SINCE JAN 1 1145 1003 142 1169
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 10.0
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
SNOW
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 1:00 PM
LOWEST 48 10:00 AM
AVERAGE 67
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 81 1950
MINIMUM TEMPERATURE (F) 40 21 1879
SUNRISE AND SUNSET
OCTOBER 31 2023.......SUNRISE 7:23 AM CDT SUNSET 5:47 PM CDT
NOVEMBER 1 2023......SUNRISE 7:24 AM CDT SUNSET 5:46 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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