Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 062134
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
434 PM CDT MON OCT 06 2025
...................................
...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR OCTOBER 6 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 86 2:51 PM 94 1963 68 18 75
MINIMUM 68 6:32 AM 28 1952 50 18 55
AVERAGE 77 59 18 65
PRECIPITATION (IN)
TODAY 0.00 1.57 1955 0.11 -0.11 0.00
MONTH TO DATE 0.00 0.66 -0.66 0.08
SINCE SEP 1 0.56 3.43 -2.87 1.97
SINCE JAN 1 25.38 27.46 -2.08 31.44
DEGREE DAYS
HEATING
TODAY 0 7 -7 0
MONTH TO DATE 0 37 -37 5
SINCE SEP 1 21 96 -75 15
SINCE JUL 1 23 100 -77 15
COOLING
TODAY 12 1 11 0
MONTH TO DATE 62 10 52 12
SINCE SEP 1 266 146 120 231
SINCE JAN 1 1407 1102 305 1354
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 10.3
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 70 6:00 AM
LOWEST 40 2:00 PM
AVERAGE 55
..........................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 88 2007
MINIMUM TEMPERATURE (F) 50 31 1935
2000
SUNRISE AND SUNSET
OCTOBER 6 2025.......SUNRISE 6:54 AM CDT SUNSET 6:24 PM CDT
OCTOBER 7 2025.......SUNRISE 6:55 AM CDT SUNSET 6:22 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$