464
CDUS43 KLOT 172133
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT THU AUG 17 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 17 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 2:00 PM 98 1947 83 -3 82
1988
MINIMUM 66 7:55 AM 48 1976 65 1 62
AVERAGE 73 74 -1 72
PRECIPITATION (IN)
TODAY 0.20 2.60 1979 0.15 0.05 0.00
MONTH TO DATE 1.33 2.39 -1.06 0.44
SINCE JUN 1 11.30 10.20 1.10 7.60
SINCE JAN 1 24.26 24.85 -0.59 23.50
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 JUN 1 0.0 0.0 0.0 T
SINCE JUL 1 0.0 0.0 0.0 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 25 33 -8 7
SINCE JUL 1 0 2 -2 0
COOLING
TODAY 8 9 -1 7
MONTH TO DATE 161 165 -4 169
SINCE JUN 1 703 690 13 726
SINCE JAN 1 796 760 36 871
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 14.7
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 9:00 AM
LOWEST 39 12:00 PM
AVERAGE 65
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 98 1947
MINIMUM TEMPERATURE (F) 65 49 1963
SUNRISE AND SUNSET
AUGUST 17 2023........SUNRISE 6:01 AM CDT SUNSET 7:49 PM CDT
AUGUST 18 2023........SUNRISE 6:02 AM CDT SUNSET 7:48 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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