Climatological Report (Daily)
Issued by NWS
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279
CDUS43 KLOT 022134
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
434 PM CDT FRI OCT 02 2026
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 2 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 67 2:18 PM 91 1971 69 -2 85
MINIMUM 53 6:22 AM 28 1974 51 2 59
AVERAGE 60 60 0 72
PRECIPITATION (IN)
TODAY 0.00 1.76 2019 0.12 -0.12 0.00
MONTH TO DATE 1.41 0.23 1.18 0.00
SINCE SEP 1 5.11 3.42 1.69 0.49
SINCE JAN 1 36.08 30.13 5.95 22.94
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 5 7 -2 0
MONTH TO DATE 5 13 -8 0
SINCE SEP 1 32 90 -58 32
SINCE JUL 1 32 96 -64 37
COOLING
TODAY 0 1 -1 7
MONTH TO DATE 1 2 -1 12
SINCE SEP 1 188 118 70 178
SINCE JAN 1 1114 990 124 1170
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 10.1
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 12:00 AM
LOWEST 43 2:00 PM
AVERAGE 68
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 91 1954
MINIMUM TEMPERATURE (F) 50 29 1974
1981
SUNRISE AND SUNSET
OCTOBER 2 2026.......SUNRISE 6:50 AM CDT SUNSET 6:31 PM CDT
OCTOBER 3 2026.......SUNRISE 6:51 AM CDT SUNSET 6:30 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$