606
CDUS43 KLOT 090635
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT MON OCT 09 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 8 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 57 10:21 AM 88 1997 66 -9 58
MINIMUM 45 12:44 AM 27 1987 48 -3 38
AVERAGE 51 57 -6 48
PRECIPITATION (IN)
YESTERDAY 0.00 1.26 1884 0.11 -0.11 0.00
MONTH TO DATE 0.32 0.89 -0.57 0.05
SINCE SEP 1 3.68 4.08 -0.40 2.25
SINCE JAN 1 27.94 30.79 -2.85 27.36
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 14 9 5 17
MONTH TO DATE 34 60 -26 62
SINCE SEP 1 47 137 -90 137
SINCE JUL 1 49 143 -94 137
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 44 8 36 0
SINCE SEP 1 199 124 75 154
SINCE JAN 1 1133 996 137 1155
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WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 6.6
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 68 5:00 AM
LOWEST 47 3:00 PM
AVERAGE 58
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 86 1949
2010
MINIMUM TEMPERATURE (F) 48 30 2000
SUNRISE AND SUNSET
OCTOBER 9 2023.......SUNRISE 6:57 AM CDT SUNSET 6:20 PM CDT
OCTOBER 10 2023.......SUNRISE 6:58 AM CDT SUNSET 6:18 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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