Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 300659
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
159 AM CDT MON SEP 30 2024
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 29 2024...
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)
YESTERDAY
MAXIMUM 74 3:58 PM 99 1953 70 4 77
MINIMUM 66 8:29 PM 32 1984 52 14 59
AVERAGE 70 61 9 68
PRECIPITATION (IN)
YESTERDAY 0.01 1.39 1921 0.09 -0.08 0.00
MONTH TO DATE 1.32 3.09 -1.77 3.36
SINCE SEP 1 1.32 3.09 -1.77 3.36
SINCE JAN 1 28.18 29.80 -1.62 27.62
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 0 6 -6 0
MONTH TO DATE 15 70 -55 13
SINCE SEP 1 15 70 -55 13
SINCE JUL 1 15 76 -61 15
COOLING
YESTERDAY 5 2 3 3
MONTH TO DATE 184 116 68 147
SINCE SEP 1 184 116 68 147
SINCE JAN 1 1170 988 182 1081
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 13.2
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 10:00 AM
LOWEST 66 5:00 PM
AVERAGE 78
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 92 1971
MINIMUM TEMPERATURE (F) 51 29 1984
SUNRISE AND SUNSET
SEPTEMBER 30 2024.....SUNRISE 6:48 AM CDT SUNSET 6:34 PM CDT
OCTOBER 1 2024.......SUNRISE 6:49 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.
$$