Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 202233
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CST THU NOV 20 2025
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 20 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 48 3:13 PM 68 1913 46 2 48
1930
MINIMUM 42 5:30 AM 8 1873 32 10 32
AVERAGE 45 39 6 40
PRECIPITATION (IN)
TODAY 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)
TODAY 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
TODAY 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
TODAY 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 10 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 5.8
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
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 TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 46 72 1913
MINIMUM TEMPERATURE (F) 32 1 1880
SUNRISE AND SUNSET
NOVEMBER 20 2025......SUNRISE 6:48 AM CST SUNSET 4:26 PM CST
NOVEMBER 21 2025......SUNRISE 6:49 AM CST SUNSET 4:26 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$