853
CDUS43 KLOT 250632
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT MON SEP 25 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 24 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 79 1:37 PM 93 2017 72 7 71
MINIMUM 59 4:37 AM 35 1942 54 5 52
1985
1989
AVERAGE 69 63 6 62
PRECIPITATION (IN)
YESTERDAY 0.00 1.85 1977 0.11 -0.11 0.09
MONTH TO DATE 2.86 2.59 0.27 2.17
SINCE SEP 1 2.86 2.59 0.27 2.17
SINCE JAN 1 27.12 29.30 -2.18 27.28
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 4 -4 3
MONTH TO DATE 13 45 -32 23
SINCE SEP 1 13 45 -32 23
SINCE JUL 1 15 51 -36 23
COOLING
YESTERDAY 4 2 2 0
MONTH TO DATE 132 106 26 154
SINCE SEP 1 132 106 26 154
SINCE JAN 1 1066 978 88 1155
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 7.8
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 78 6:00 AM
LOWEST 45 2:00 PM
AVERAGE 62
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 92 2017
MINIMUM TEMPERATURE (F) 53 30 1942
SUNRISE AND SUNSET
SEPTEMBER 25 2023.....SUNRISE 6:42 AM CDT SUNSET 6:44 PM CDT
SEPTEMBER 26 2023.....SUNRISE 6:43 AM CDT SUNSET 6:42 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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