930
CDUS43 KLOT 130633
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT WED SEP 13 2023
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 12 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 71 2:05 PM 96 1939 78 -7 68
1952
MINIMUM 56 6:16 AM 44 1940 60 -4 56
1955
AVERAGE 64 69 -5 62
PRECIPITATION (IN)
YESTERDAY 0.00 2.43 1961 0.08 -0.08 0.04
MONTH TO DATE 1.52 1.18 0.34 1.61
SINCE SEP 1 1.52 1.18 0.34 1.61
SINCE JAN 1 27.13 25.21 1.92 25.53
DEGREE DAYS
HEATING
YESTERDAY 1 1 0 3
MONTH TO DATE 1 7 -6 3
SINCE SEP 1 1 7 -6 3
SINCE JUL 1 2 11 -9 3
COOLING
YESTERDAY 0 5 -5 0
MONTH TO DATE 87 76 11 118
SINCE SEP 1 87 76 11 118
SINCE JAN 1 1049 1032 17 1390
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 7.7
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 12:00 AM
LOWEST 47 1:00 PM
AVERAGE 72
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 99 1939
MINIMUM TEMPERATURE (F) 60 40 1953
SUNRISE AND SUNSET
SEPTEMBER 13 2023.....SUNRISE 6:29 AM CDT SUNSET 7:04 PM CDT
SEPTEMBER 14 2023.....SUNRISE 6:30 AM CDT SUNSET 7:02 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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