Climatological Report (Daily)
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066
CDUS43 KLOT 070653
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
153 AM CDT TUE OCT 07 2025
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 6 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 83 12:53 PM 94 1963 67 16 75
MINIMUM 63 11:59 PM 28 1952 49 14 54
AVERAGE 73 58 15 65
PRECIPITATION (IN)
YESTERDAY 0.40 1.57 1955 0.11 0.29 0.00
MONTH TO DATE 0.40 0.67 -0.27 0.01
SINCE SEP 1 0.89 3.86 -2.97 1.33
SINCE JAN 1 23.34 30.57 -7.23 28.19
SNOWFALL (IN)
YESTERDAY 0.0 T 1935 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 8 -8 0
MONTH TO DATE 0 43 -43 8
SINCE SEP 1 32 120 -88 23
SINCE JUL 1 37 126 -89 23
COOLING
YESTERDAY 8 1 7 0
MONTH TO DATE 55 6 49 9
SINCE SEP 1 221 122 99 199
SINCE JAN 1 1213 994 219 1185
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 8.7
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 11:00 PM
LOWEST 49 3:00 PM
AVERAGE 73
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 87 2007
MINIMUM TEMPERATURE (F) 49 29 2001
SUNRISE AND SUNSET
OCTOBER 7 2025.......SUNRISE 6:55 AM CDT SUNSET 6:22 PM CDT
OCTOBER 8 2025.......SUNRISE 6:57 AM CDT SUNSET 6:21 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$