836
CDUS43 KLOT 172232
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
432 PM CST MON FEB 17 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 17 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 9 3:59 PM 67 2017 36 -27 29
MINIMUM 2 7:57 AM -11 1903 22 -20 13
AVERAGE 6 29 -23 21
PRECIPITATION (IN)
TODAY 0.00 1.10 2008 0.07 -0.07 0.00
MONTH TO DATE 0.41 1.10 -0.69 0.10
SINCE DEC 1 4.32 5.20 -0.88 6.57
SINCE JAN 1 2.39 3.09 -0.70 3.60
SNOWFALL (IN)
TODAY 0.0 8.5 1893 0.3 -0.3 0.0
MONTH TO DATE 4.9 7.0 -2.1 T
SINCE DEC 1 11.9 25.9 -14.0 17.3
SINCE JUL 1 14.8 27.9 -13.1 20.0
SNOW DEPTH 3
DEGREE DAYS
HEATING
TODAY 59 36 23 44
MONTH TO DATE 667 647 20 476
SINCE DEC 1 2986 2950 36 2467
SINCE JUL 1 3753 4101 -348 3431
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 20 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 12.0
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 69 8:00 AM
LOWEST 45 4:00 PM
AVERAGE 57
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 37 70 2017
MINIMUM TEMPERATURE (F) 23 -14 1936
SUNRISE AND SUNSET
FEBRUARY 17 2025......SUNRISE 6:44 AM CST SUNSET 5:27 PM CST
FEBRUARY 18 2025......SUNRISE 6:43 AM CST SUNSET 5:29 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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