Climatological Report (Daily)
Issued by NWS
Issued by NWS
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946
CDUS43 KLOT 070645
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1245 AM CST SUN DEC 07 2025
...................................
...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR DECEMBER 6 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 33 9:35 PM 65 1951 41 -8 33
MINIMUM 27 4:29 AM 0 1972 28 -1 15
AVERAGE 30 34 -4 24
PRECIPITATION (IN)
YESTERDAY T 1.38 1998 0.07 -0.07 0.00
MONTH TO DATE 0.11 0.40 -0.29 T
SINCE DEC 1 0.11 0.40 -0.29 T
SINCE JAN 1 29.80 33.03 -3.23 35.19
DEGREE DAYS
HEATING
YESTERDAY 35 31 4 41
MONTH TO DATE 254 180 74 249
SINCE DEC 1 254 180 74 249
SINCE JUL 1 1163 1264 -101 955
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 14 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 5.7
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 6:00 AM
LOWEST 66 12:00 AM
AVERAGE 76
..........................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 40 61 1946
MINIMUM TEMPERATURE (F) 27 -2 1936
SUNRISE AND SUNSET
DECEMBER 7 2025......SUNRISE 7:05 AM CST SUNSET 4:20 PM CST
DECEMBER 8 2025......SUNRISE 7:06 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.
$$