162
CDUS43 KLOT 152133
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT FRI SEP 15 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 15 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 78 2:54 PM 99 1939 76 2 81
MINIMUM 54 3:07 AM 39 2007 58 -4 60
AVERAGE 66 67 -1 71
PRECIPITATION (IN)
TODAY 0.00 1.38 1936 0.10 -0.10 0.00
MONTH TO DATE 0.89 1.63 -0.74 1.48
SINCE SEP 1 0.89 1.63 -0.74 1.48
SINCE JAN 1 25.15 28.34 -3.19 26.59
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 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 5 16 -11 4
SINCE SEP 1 5 16 -11 4
SINCE JUL 1 7 22 -15 4
COOLING
TODAY 1 4 -3 6
MONTH TO DATE 95 79 16 99
SINCE SEP 1 95 79 16 99
SINCE JAN 1 1029 951 78 1100
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 4.2
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 4:00 AM
LOWEST 29 3:00 PM
AVERAGE 58
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 92 1931
1955
MINIMUM TEMPERATURE (F) 57 37 1984
SUNRISE AND SUNSET
SEPTEMBER 15 2023.....SUNRISE 6:31 AM CDT SUNSET 7:01 PM CDT
SEPTEMBER 16 2023.....SUNRISE 6:32 AM CDT SUNSET 7:00 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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