779
CDUS43 KLOT 222139
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
439 PM CDT FRI SEP 22 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 22 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 80 1:08 PM 94 2017 73 7 64
MINIMUM 66 4:22 AM 32 1995 55 11 50
AVERAGE 73 64 9 57
PRECIPITATION (IN)
TODAY 0.01 1.73 2006 0.11 -0.10 0.00
MONTH TO DATE 2.86 2.38 0.48 2.08
SINCE SEP 1 2.86 2.38 0.48 2.08
SINCE JAN 1 27.12 29.09 -1.97 27.19
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 4 -4 8
MONTH TO DATE 13 37 -24 12
SINCE SEP 1 13 37 -24 12
SINCE JUL 1 15 43 -28 12
COOLING
TODAY 8 3 5 0
MONTH TO DATE 120 102 18 154
SINCE SEP 1 120 102 18 154
SINCE JAN 1 1054 974 80 1155
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 4.9
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 2:00 AM
LOWEST 52 2:00 PM
AVERAGE 73
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 95 2017
MINIMUM TEMPERATURE (F) 54 29 1995
SUNRISE AND SUNSET
SEPTEMBER 22 2023.....SUNRISE 6:39 AM CDT SUNSET 6:49 PM CDT
SEPTEMBER 23 2023.....SUNRISE 6:40 AM CDT SUNSET 6:47 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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