Climatological Report (Daily)
Issued by NWS
Issued by NWS
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865
CDUS43 KLOT 210638
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1238 AM CST FRI NOV 21 2025
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 20 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 48 5:04 PM 68 1913 46 2 48
1930
MINIMUM 42 5:30 AM 8 1873 32 10 32
AVERAGE 45 39 6 40
PRECIPITATION (IN)
YESTERDAY T 1.23 1970 0.08 -0.08 T
MONTH TO DATE 1.05 1.65 -0.60 3.35
SINCE SEP 1 4.21 8.27 -4.06 5.85
SINCE JAN 1 26.66 34.98 -8.32 32.71
SNOWFALL (IN)
YESTERDAY 0.0 4.2 2015 0.1 -0.1 T
MONTH TO DATE 1.7 0.7 1.0 T
SINCE SEP 1 1.7 0.9 0.8 T
SINCE JUL 1 1.7 0.9 0.8 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 20 26 -6 25
MONTH TO DATE 390 432 -42 260
SINCE SEP 1 681 864 -183 469
SINCE JUL 1 686 870 -184 469
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE SEP 1 223 131 92 226
SINCE JAN 1 1215 1003 212 1212
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 5.9
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 5:00 AM
LOWEST 80 2:00 PM
AVERAGE 88
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 46 72 1913
MINIMUM TEMPERATURE (F) 32 1 1880
SUNRISE AND SUNSET
NOVEMBER 21 2025......SUNRISE 6:49 AM CST SUNSET 4:26 PM CST
NOVEMBER 22 2025......SUNRISE 6:50 AM CST SUNSET 4:25 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$