455
CDUS43 KLOT 042237
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CST WED FEB 04 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 4 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 27 3:56 PM 59 1890 33 -6 33
MINIMUM 15 1:35 AM -14 1996 19 -4 22
AVERAGE 21 26 -5 28
PRECIPITATION (IN)
TODAY T 1.26 1924 0.05 -0.05 T
MONTH TO DATE T 0.22 -0.22 T
SINCE DEC 1 4.60 4.32 0.28 3.91
SINCE JAN 1 2.53 2.21 0.32 1.98
SNOWFALL (IN)
TODAY T 4.3 1932 0.4 -0.4 T
MONTH TO DATE 0.1 1.7 -1.6 T
SINCE DEC 1 20.9 20.6 0.3 7.0
SINCE JUL 1 31.3 22.6 8.7 9.9
SNOW DEPTH 2
DEGREE DAYS
HEATING
TODAY 44 39 5 37
MONTH TO DATE 175 159 16 126
SINCE DEC 1 2676 2462 214 2445
SINCE JUL 1 3645 3613 32 3212
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 5.8
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 4:00 AM
LOWEST 58 4:00 PM
AVERAGE 66
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 33 56 1946
MINIMUM TEMPERATURE (F) 19 -17 1979
SUNRISE AND SUNSET
FEBRUARY 4 2026......SUNRISE 7:01 AM CST SUNSET 5:11 PM CST
FEBRUARY 5 2026......SUNRISE 7:00 AM CST SUNSET 5:12 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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