656
CDUS43 KLOT 300633
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1233 AM CST TUE DEC 30 2025
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR DECEMBER 29 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 24 3:02 PM 64 1984 34 -10 49
MINIMUM 14 5:08 AM -8 1976 22 -8 38
AVERAGE 19 28 -9 44
PRECIPITATION (IN)
YESTERDAY T 0.88 2024 0.05 -0.05 0.88
MONTH TO DATE 1.78 1.68 0.10 1.42
SINCE DEC 1 1.78 1.68 0.10 1.42
SINCE JAN 1 31.47 34.31 -2.84 36.61
DEGREE DAYS
HEATING
YESTERDAY 46 37 9 21
MONTH TO DATE 1057 970 87 915
SINCE DEC 1 1057 970 87 915
SINCE JUL 1 1966 2054 -88 1621
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1410 1112 298 1384
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 50 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 20.5
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
SNOW
LIGHT SNOW
FOG
HAZE
BLOWING SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 1:00 AM
LOWEST 59 4:00 PM
AVERAGE 74
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 34 60 1936
2002
MINIMUM TEMPERATURE (F) 22 -8 1983
SUNRISE AND SUNSET
DECEMBER 30 2025......SUNRISE 7:18 AM CST SUNSET 4:29 PM CST
DECEMBER 31 2025......SUNRISE 7:18 AM CST SUNSET 4:30 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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