997
CDUS43 KLOT 190632
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT TUE SEP 19 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 18 2023
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)
YESTERDAY
MAXIMUM 73 2:00 PM 94 1955 75 -2 85
MINIMUM 53 5:58 AM 40 1889 56 -3 67
1901
1903
AVERAGE 63 66 -3 76
PRECIPITATION (IN)
YESTERDAY 0.00 2.41 2015 0.10 -0.10 0.44
MONTH TO DATE 2.52 1.94 0.58 1.92
SINCE SEP 1 2.52 1.94 0.58 1.92
SINCE JAN 1 26.78 28.65 -1.87 27.03
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 SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 2 3 -1 0
MONTH TO DATE 11 24 -13 4
SINCE SEP 1 11 24 -13 4
SINCE JUL 1 13 30 -17 4
COOLING
YESTERDAY 0 3 -3 11
MONTH TO DATE 96 90 6 130
SINCE SEP 1 96 90 6 130
SINCE JAN 1 1030 962 68 1131
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 5.0
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 47 2:00 PM
AVERAGE 70
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 93 1955
MINIMUM TEMPERATURE (F) 56 40 1991
SUNRISE AND SUNSET
SEPTEMBER 19 2023.....SUNRISE 6:36 AM CDT SUNSET 6:54 PM CDT
SEPTEMBER 20 2023.....SUNRISE 6:37 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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