Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 110636
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT SAT OCT 11 2025
...................................
...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR OCTOBER 10 2025...
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)
YESTERDAY
MAXIMUM 68 12:03 PM 87 1938 66 2 72
MINIMUM 49 6:21 AM 27 1964 49 0 55
AVERAGE 59 58 1 64
PRECIPITATION (IN)
YESTERDAY 0.00 3.94 1954 0.12 -0.12 0.00
MONTH TO DATE 1.41 1.11 0.30 0.08
SINCE SEP 1 1.97 3.88 -1.91 1.97
SINCE JAN 1 26.79 27.91 -1.12 31.44
DEGREE DAYS
HEATING
YESTERDAY 6 8 -2 1
MONTH TO DATE 26 68 -42 17
SINCE SEP 1 47 127 -80 27
SINCE JUL 1 49 131 -82 27
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 62 14 48 12
SINCE SEP 1 266 150 116 231
SINCE JAN 1 1407 1106 301 1354
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 8.5
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 10:00 PM
LOWEST 43 12:00 PM
AVERAGE 65
..........................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 88 1928
MINIMUM TEMPERATURE (F) 48 29 2009
SUNRISE AND SUNSET
OCTOBER 11 2025.......SUNRISE 6:59 AM CDT SUNSET 6:15 PM CDT
OCTOBER 12 2025.......SUNRISE 7:00 AM CDT SUNSET 6:14 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$