378
CDUS43 KLOT 182134
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
434 PM CDT WED SEP 18 2024
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 18 2024
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 88 1:47 PM 94 1955 75 13 73
MINIMUM 61 5:46 AM 40 1889 56 5 53
1901
1903
AVERAGE 75 66 9 63
PRECIPITATION (IN)
TODAY 0.00 2.41 2015 0.10 -0.10 0.00
MONTH TO DATE 0.04 1.94 -1.90 2.52
SINCE SEP 1 0.04 1.94 -1.90 2.52
SINCE JAN 1 26.90 28.65 -1.75 26.78
SNOWFALL (IN)
TODAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 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 3 -3 2
MONTH TO DATE 14 24 -10 11
SINCE SEP 1 14 24 -10 11
SINCE JUL 1 14 30 -16 13
COOLING
TODAY 10 3 7 0
MONTH TO DATE 122 90 32 96
SINCE SEP 1 122 90 32 96
SINCE JAN 1 1108 962 146 1030
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 2.9
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 2:00 AM
LOWEST 26 2:00 PM
AVERAGE 58
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 93 1955
MINIMUM TEMPERATURE (F) 56 40 1991
SUNRISE AND SUNSET
SEPTEMBER 18 2024.....SUNRISE 6:35 AM CDT SUNSET 6:55 PM CDT
SEPTEMBER 19 2024.....SUNRISE 6:36 AM CDT SUNSET 6:53 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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