766
CDUS43 KLOT 140635
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1235 AM CST SUN DEC 14 2025
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR DECEMBER 13 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 27 12:42 AM 67 1975 38 -11 28
MINIMUM 3 11:59 PM -3 1958 26 -23 9
2000
AVERAGE 15 32 -17 19
PRECIPITATION (IN)
YESTERDAY T 1.24 1928 0.05 -0.05 0.00
MONTH TO DATE 0.43 0.81 -0.38 T
SINCE DEC 1 0.43 0.81 -0.38 T
SINCE JAN 1 30.12 33.44 -3.32 35.19
DEGREE DAYS
HEATING
YESTERDAY 50 33 17 46
MONTH TO DATE 528 405 123 476
SINCE DEC 1 528 405 123 476
SINCE JUL 1 1437 1489 -52 1182
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 23 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 12.9
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 12:00 AM
LOWEST 48 1:00 PM
AVERAGE 65
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 38 66 1975
MINIMUM TEMPERATURE (F) 25 -4 1985
SUNRISE AND SUNSET
DECEMBER 14 2025......SUNRISE 7:11 AM CST SUNSET 4:21 PM CST
DECEMBER 15 2025......SUNRISE 7:11 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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