Climatological Report (Daily)
Issued by NWS
Issued by NWS
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431
CDUS43 KLOT 012133
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT SUN SEP 01 2024
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 1 2024...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 76 1:06 PM 101 1953 80 -4 85
MINIMUM 66 5:55 AM 45 1949 62 4 58
AVERAGE 71 71 0 72
PRECIPITATION (IN)
TODAY 0.00 2.92 1977 0.12 -0.12 0.00
MONTH TO DATE 0.00 0.12 -0.12 0.00
SINCE SEP 1 0.00 0.12 -0.12 0.00
SINCE JAN 1 26.86 26.83 0.03 24.26
SNOWFALL (IN)
TODAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 6 -6 2
COOLING
TODAY 6 7 -1 7
MONTH TO DATE 6 7 -1 7
SINCE SEP 1 6 7 -1 7
SINCE JAN 1 992 879 113 941
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 11.4
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 4:00 AM
LOWEST 46 1:00 PM
AVERAGE 64
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 101 1953
MINIMUM TEMPERATURE (F) 62 44 1946
SUNRISE AND SUNSET
SEPTEMBER 1 2024.....SUNRISE 6:18 AM CDT SUNSET 7:24 PM CDT
SEPTEMBER 2 2024.....SUNRISE 6:19 AM CDT SUNSET 7:23 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$