Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 300659
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
159 AM CDT MON SEP 30 2024
...................................
...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 29 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 74 3:31 PM 99 1953 71 3 76
MINIMUM 69 10:17 AM 33 1942 53 16 57
AVERAGE 72 62 10 67
PRECIPITATION (IN)
YESTERDAY T 1.13 1929 0.08 -0.08 0.00
MONTH TO DATE 1.89 2.68 -0.79 3.60
SINCE SEP 1 1.89 2.68 -0.79 3.60
SINCE JAN 1 31.36 26.71 4.65 29.21
DEGREE DAYS
HEATING
YESTERDAY 0 5 -5 0
MONTH TO DATE 10 54 -44 15
SINCE SEP 1 10 54 -44 15
SINCE JUL 1 10 58 -48 16
COOLING
YESTERDAY 7 2 5 2
MONTH TO DATE 213 133 80 131
SINCE SEP 1 213 133 80 131
SINCE JAN 1 1336 1089 247 1093
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 12.1
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 10:00 AM
LOWEST 63 1:00 AM
AVERAGE 75
..........................................................
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 2024.....SUNRISE 6:47 AM CDT SUNSET 6:33 PM CDT
OCTOBER 1 2024.......SUNRISE 6:48 AM CDT SUNSET 6:32 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$