573
CDUS43 KLOT 040640
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1240 AM CST WED FEB 04 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 3 2026
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)
YESTERDAY
MAXIMUM 29 2:12 PM 59 1992 32 -3 42
MINIMUM 15 11:59 PM -19 1996 19 -4 33
AVERAGE 22 26 -4 38
PRECIPITATION (IN)
YESTERDAY 0.00 1.52 1896 0.06 -0.06 0.00
MONTH TO DATE T 0.17 -0.17 T
SINCE DEC 1 4.60 4.27 0.33 3.91
SINCE JAN 1 2.53 2.16 0.37 1.98
SNOWFALL (IN)
YESTERDAY 0.0 11.0 1896 0.4 -0.4 0.0
MONTH TO DATE 0.1 1.3 -1.2 T
SINCE DEC 1 20.9 20.2 0.7 7.0
SINCE JUL 1 31.3 22.2 9.1 9.9
SNOW DEPTH 2
DEGREE DAYS
HEATING
YESTERDAY 43 40 3 27
MONTH TO DATE 131 120 11 89
SINCE DEC 1 2632 2423 209 2408
SINCE JUL 1 3601 3574 27 3175
COOLING
YESTERDAY 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 17 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 7.6
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 4:00 AM
LOWEST 50 12:00 PM
AVERAGE 67
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 33 59 1890
MINIMUM TEMPERATURE (F) 19 -14 1996
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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