136
CDUS43 KLOT 100714
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
114 AM CST WED DEC 10 2025
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR DECEMBER 9 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 37 11:59 PM 61 1946 40 -3 55
MINIMUM 22 2:53 AM -8 1958 27 -5 45
AVERAGE 30 33 -3 50
PRECIPITATION (IN)
YESTERDAY 0.08 1.31 1953 0.06 0.02 T
MONTH TO DATE 0.41 0.58 -0.17 T
SINCE DEC 1 0.41 0.58 -0.17 T
SINCE JAN 1 30.10 33.21 -3.11 35.19
DEGREE DAYS
HEATING
YESTERDAY 35 32 3 15
MONTH TO DATE 370 275 95 307
SINCE DEC 1 370 275 95 307
SINCE JUL 1 1279 1359 -80 1013
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
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WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 14.0
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 8:00 PM
LOWEST 68 12:00 AM
AVERAGE 79
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THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 39 61 2021
MINIMUM TEMPERATURE (F) 27 -8 1978
SUNRISE AND SUNSET
DECEMBER 10 2025......SUNRISE 7:08 AM CST SUNSET 4:20 PM CST
DECEMBER 11 2025......SUNRISE 7:08 AM CST SUNSET 4:20 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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