931
CDUS43 KLOT 130633
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT WED SEP 13 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 12 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 72 2:30 PM 96 1952 77 -5 67
MINIMUM 57 6:18 AM 44 1955 59 -2 54
2014
AVERAGE 65 68 -3 61
PRECIPITATION (IN)
YESTERDAY 0.00 2.43 1961 0.10 -0.10 0.02
MONTH TO DATE 0.89 1.33 -0.44 1.47
SINCE SEP 1 0.89 1.33 -0.44 1.47
SINCE JAN 1 25.15 28.04 -2.89 26.58
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 0 2 -2 4
MONTH TO DATE 2 10 -8 4
SINCE SEP 1 2 10 -8 4
SINCE JUL 1 4 16 -12 4
COOLING
YESTERDAY 0 4 -4 0
MONTH TO DATE 94 67 27 85
SINCE SEP 1 94 67 27 85
SINCE JAN 1 1028 939 89 1086
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 7.5
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 2:00 AM
LOWEST 45 2:00 PM
AVERAGE 69
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 98 1939
MINIMUM TEMPERATURE (F) 58 39 1890
SUNRISE AND SUNSET
SEPTEMBER 13 2023.....SUNRISE 6:29 AM CDT SUNSET 7:05 PM CDT
SEPTEMBER 14 2023.....SUNRISE 6:30 AM CDT SUNSET 7:03 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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