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CDUS43 KLOT 172136
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
436 PM CDT SUN SEP 17 2023
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 17 2023
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 69 1:33 PM 93 1955 76 -7 88
MINIMUM 58 6:20 AM 39 1937 58 0 71
AVERAGE 64 67 -3 80
PRECIPITATION (IN)
TODAY 1.20R 1.20 1978 0.09 1.11 T
MONTH TO DATE 2.73 1.60 1.13 1.61
SINCE SEP 1 2.73 1.60 1.13 1.61
SINCE JAN 1 28.34 25.63 2.71 25.53
DEGREE DAYS
HEATING
TODAY 1 2 -1 0
MONTH TO DATE 8 15 -7 3
SINCE SEP 1 8 15 -7 3
SINCE JUL 1 9 19 -10 3
COOLING
TODAY 0 4 -4 15
MONTH TO DATE 89 98 -9 164
SINCE SEP 1 89 98 -9 164
SINCE JAN 1 1051 1054 -3 1436
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WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 11.4
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 8:00 AM
LOWEST 59 3:00 PM
AVERAGE 76
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 94 1955
MINIMUM TEMPERATURE (F) 58 39 1929
SUNRISE AND SUNSET
SEPTEMBER 17 2023.....SUNRISE 6:33 AM CDT SUNSET 6:57 PM CDT
SEPTEMBER 18 2023.....SUNRISE 6:34 AM CDT SUNSET 6:56 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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