509
CDUS43 KLOT 200646
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
146 AM CDT FRI SEP 20 2024
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 19 2024
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 89 3:22 PM 93 1955 74 15 68
MINIMUM 62 4:33 AM 40 1991 56 6 58
AVERAGE 76 65 11 63
PRECIPITATION (IN)
YESTERDAY 0.00 1.72 2001 0.11 -0.11 0.27
MONTH TO DATE 0.04 2.05 -2.01 2.79
SINCE SEP 1 0.04 2.05 -2.01 2.79
SINCE JAN 1 26.90 28.76 -1.86 27.05
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 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 2
MONTH TO DATE 14 27 -13 13
SINCE SEP 1 14 27 -13 13
SINCE JUL 1 14 33 -19 15
COOLING
YESTERDAY 11 3 8 0
MONTH TO DATE 133 93 40 96
SINCE SEP 1 133 93 40 96
SINCE JAN 1 1119 965 154 1030
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WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 5.2
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 3:00 AM
LOWEST 30 3:00 PM
AVERAGE 56
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 93 2018
MINIMUM TEMPERATURE (F) 55 36 1991
SUNRISE AND SUNSET
SEPTEMBER 20 2024.....SUNRISE 6:37 AM CDT SUNSET 6:51 PM CDT
SEPTEMBER 21 2024.....SUNRISE 6:38 AM CDT SUNSET 6:50 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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