510
CDUS43 KLOT 200646
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
146 AM CDT FRI SEP 20 2024
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 19 2024
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 90 2:28 PM 93 1955 75 15 67
MINIMUM 63 4:46 AM 37 1929 58 5 58
AVERAGE 77 66 11 63
PRECIPITATION (IN)
YESTERDAY 0.00 0.94 1968 0.09 -0.09 0.20
MONTH TO DATE T 1.78 -1.78 2.93
SINCE SEP 1 T 1.78 -1.78 2.93
SINCE JAN 1 29.47 25.81 3.66 28.54
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 2
MONTH TO DATE 10 19 -9 15
SINCE SEP 1 10 19 -9 15
SINCE JUL 1 10 23 -13 16
COOLING
YESTERDAY 12 4 8 0
MONTH TO DATE 151 106 45 89
SINCE SEP 1 151 106 45 89
SINCE JAN 1 1274 1062 212 1051
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 4.8
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 73 1:00 AM
LOWEST 27 2:00 PM
AVERAGE 50
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THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 95 2018
MINIMUM TEMPERATURE (F) 57 38 1937
1956
SUNRISE AND SUNSET
SEPTEMBER 20 2024.....SUNRISE 6:37 AM CDT SUNSET 6:51 PM CDT
SEPTEMBER 21 2024.....SUNRISE 6:38 AM CDT SUNSET 6:49 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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