658
CDUS43 KLOT 180634
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT FRI AUG 18 2023
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR AUGUST 17 2023
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 81 1:09 PM 99 1988 83 -2 84
MINIMUM 62 11:29 PM 48 1976 67 -5 65
AVERAGE 72 75 -3 75
PRECIPITATION (IN)
YESTERDAY 0.32 2.60 1979 0.14 0.18 0.00
MONTH TO DATE 2.72 2.20 0.52 0.29
SINCE JUN 1 16.08 9.76 6.32 8.39
SINCE JAN 1 25.61 22.24 3.37 22.39
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 16 25 -9 1
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 7 10 -3 10
MONTH TO DATE 159 177 -18 219
SINCE JUN 1 726 752 -26 930
SINCE JAN 1 825 834 -9 1115
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WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 13.8
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 7:00 AM
LOWEST 36 1:00 PM
AVERAGE 65
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THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 99 1936
MINIMUM TEMPERATURE (F) 66 49 1963
SUNRISE AND SUNSET
AUGUST 18 2023........SUNRISE 6:02 AM CDT SUNSET 7:47 PM CDT
AUGUST 19 2023........SUNRISE 6:03 AM CDT SUNSET 7:45 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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