Climatological Report (Daily)
Issued by NWS
Issued by NWS
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841
CDUS43 KLOT 212234
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
434 PM CST FRI NOV 21 2025
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 21 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 1:04 PM 72 1913 46 2 39
MINIMUM 42 7:48 AM 1 1880 32 10 30
AVERAGE 45 39 6 35
PRECIPITATION (IN)
TODAY T 1.49 1906 0.08 -0.08 0.28
MONTH TO DATE 1.05 1.73 -0.68 3.63
SINCE SEP 1 4.21 8.35 -4.14 6.13
SINCE JAN 1 26.66 35.06 -8.40 32.99
SNOWFALL (IN)
TODAY 0.0 7.0 2015 0.1 -0.1 2.9
MONTH TO DATE 1.7 0.8 0.9 2.9
SINCE SEP 1 1.7 1.0 0.7 2.9
SINCE JUL 1 1.7 1.0 0.7 2.9
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 20 26 -6 30
MONTH TO DATE 410 458 -48 290
SINCE SEP 1 701 890 -189 499
SINCE JUL 1 706 896 -190 499
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 9 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 4.1
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 3:00 AM
LOWEST 65 3:00 PM
AVERAGE 79
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 45 69 1913
MINIMUM TEMPERATURE (F) 32 4 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.
$$