711
CDUS43 KLOT 300638
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1238 AM CST SUN NOV 30 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 29 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 31 11:59 PM 68 1998 42 -11 28
MINIMUM 25 7:17 AM -2 1872 29 -4 18
AVERAGE 28 36 -8 23
PRECIPITATION (IN)
YESTERDAY 0.69 1.73 2006 0.08 0.61 T
MONTH TO DATE 2.09 2.34 -0.25 3.63
SINCE SEP 1 5.25 8.96 -3.71 6.13
SINCE JAN 1 27.70 35.67 -7.97 32.99
SNOWFALL (IN)
YESTERDAY 8.4 R 3.0 1942 0.2 8.2 T
MONTH TO DATE 10.1 1.7 8.4 2.9
SINCE SEP 1 10.1 1.9 8.2 2.9
SINCE JUL 1 10.1 1.9 8.2 2.9
SNOW DEPTH 1
DEGREE DAYS
HEATING
YESTERDAY 37 29 8 42
MONTH TO DATE 634 683 -49 513
SINCE SEP 1 925 1115 -190 722
SINCE JUL 1 930 1121 -191 722
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE SEP 1 223 131 92 226
SINCE JAN 1 1215 1003 212 1212
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 9.9
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY SNOW
SNOW
LIGHT SNOW
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 10:00 PM
LOWEST 58 12:00 AM
AVERAGE 77
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 66 1962
MINIMUM TEMPERATURE (F) 29 -1 1947
SUNRISE AND SUNSET
NOVEMBER 30 2025......SUNRISE 6:59 AM CST SUNSET 4:21 PM CST
DECEMBER 1 2025......SUNRISE 7:00 AM CST SUNSET 4:21 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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