100
CDUS43 KLOT 120635
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT TUE SEP 12 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 11 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 70 2:13 AM 95 1952 77 -7 71
MINIMUM 61 11:59 PM 42 1993 59 2 58
AVERAGE 66 68 -2 65
PRECIPITATION (IN)
YESTERDAY 0.77 2.37 2000 0.11 0.66 1.45
MONTH TO DATE 0.89 1.23 -0.34 1.45
SINCE SEP 1 0.89 1.23 -0.34 1.45
SINCE JAN 1 25.15 27.94 -2.79 26.56
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 1 -1 0
MONTH TO DATE 2 8 -6 0
SINCE SEP 1 2 8 -6 0
SINCE JUL 1 4 14 -10 0
COOLING
YESTERDAY 1 5 -4 0
MONTH TO DATE 94 63 31 85
SINCE SEP 1 94 63 31 85
SINCE JAN 1 1028 935 93 1086
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 6.2
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 8:00 AM
LOWEST 53 2:00 AM
AVERAGE 75
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 96 1952
MINIMUM TEMPERATURE (F) 59 44 1955
2014
SUNRISE AND SUNSET
SEPTEMBER 12 2023.....SUNRISE 6:28 AM CDT SUNSET 7:07 PM CDT
SEPTEMBER 13 2023.....SUNRISE 6:29 AM CDT SUNSET 7:05 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page