782
CDUS43 KLOT 272235
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
435 PM CST SAT DEC 27 2025
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR DECEMBER 27 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 42 3:59 PM 61 1982 35 7 54
MINIMUM 38 7:49 AM -12 1933 22 16 47
AVERAGE 40 28 12 51
PRECIPITATION (IN)
TODAY 0.00 2.05 2008 0.06 -0.06 0.19
MONTH TO DATE 0.63 1.58 -0.95 0.53
SINCE DEC 1 0.63 1.58 -0.95 0.53
SINCE JAN 1 30.32 34.21 -3.89 35.72
DEGREE DAYS
HEATING
TODAY 25 37 -12 14
MONTH TO DATE 989 896 93 878
SINCE DEC 1 989 896 93 878
SINCE JUL 1 1898 1980 -82 1584
COOLING
TODAY 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 14 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 7.5
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 7:00 AM
LOWEST 82 1:00 PM
AVERAGE 90
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 34 67 1984
MINIMUM TEMPERATURE (F) 22 -3 1961
SUNRISE AND SUNSET
DECEMBER 27 2025......SUNRISE 7:17 AM CST SUNSET 4:27 PM CST
DECEMBER 28 2025......SUNRISE 7:18 AM CST SUNSET 4:28 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page