536
CDUS43 KLOT 090634
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT SAT SEP 09 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 8 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 68 3:44 PM 96 1933 78 -10 84
1959
1960
MINIMUM 58 11:54 PM 43 1986 60 -2 62
AVERAGE 63 69 -6 73
PRECIPITATION (IN)
YESTERDAY 0.01 1.65 1885 0.11 -0.10 0.00
MONTH TO DATE 0.11 0.92 -0.81 T
SINCE SEP 1 0.11 0.92 -0.81 T
SINCE JAN 1 24.37 27.63 -3.26 25.11
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 1 1 0
MONTH TO DATE 2 5 -3 0
SINCE SEP 1 2 5 -3 0
SINCE JUL 1 4 11 -7 0
COOLING
YESTERDAY 0 5 -5 8
MONTH TO DATE 88 48 40 68
SINCE SEP 1 88 48 40 68
SINCE JAN 1 1022 920 102 1069
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 10.5
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 1:00 PM
LOWEST 68 5:00 PM
AVERAGE 78
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 95 1955
1959
1983
MINIMUM TEMPERATURE (F) 60 43 1986
SUNRISE AND SUNSET
SEPTEMBER 9 2023.....SUNRISE 6:25 AM CDT SUNSET 7:12 PM CDT
SEPTEMBER 10 2023.....SUNRISE 6:26 AM CDT SUNSET 7:10 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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