245
CDUS43 KLOT 300632
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT SAT SEP 30 2023
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 29 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 76 2:31 PM 99 1953 71 5 64
MINIMUM 57 3:14 AM 33 1942 53 4 46
AVERAGE 67 62 5 55
PRECIPITATION (IN)
YESTERDAY 0.00 1.13 1929 0.08 -0.08 0.00
MONTH TO DATE 3.60 2.68 0.92 2.06
SINCE SEP 1 3.60 2.68 0.92 2.06
SINCE JAN 1 29.21 26.71 2.50 25.98
DEGREE DAYS
HEATING
YESTERDAY 0 5 -5 10
MONTH TO DATE 15 54 -39 47
SINCE SEP 1 15 54 -39 47
SINCE JUL 1 16 58 -42 47
COOLING
YESTERDAY 2 2 0 0
MONTH TO DATE 131 133 -2 214
SINCE SEP 1 131 133 -2 214
SINCE JAN 1 1093 1089 4 1486
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 4.7
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 5:00 AM
LOWEST 60 2:00 PM
AVERAGE 79
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 92 1971
MINIMUM TEMPERATURE (F) 53 34 1984
SUNRISE AND SUNSET
SEPTEMBER 30 2023.....SUNRISE 6:47 AM CDT SUNSET 6:35 PM CDT
OCTOBER 1 2023.......SUNRISE 6:48 AM CDT SUNSET 6:33 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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