701
CDUS43 KLOT 170642
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1242 AM CST FRI JAN 17 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JANUARY 16 2025
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)
YESTERDAY
MAXIMUM 38 1:45 PM 57 1990 31 7 3
MINIMUM 18 12:22 AM -25 1982 18 0 -7
AVERAGE 28 25 3 -2
PRECIPITATION (IN)
YESTERDAY 0.01 0.90 2017 0.07 -0.06 0.00
MONTH TO DATE 0.20 1.08 -0.88 2.12
SINCE DEC 1 2.13 3.19 -1.06 5.09
SINCE JAN 1 0.20 1.08 -0.88 2.12
SNOWFALL (IN)
YESTERDAY 0.2 6.4 1885 0.3 -0.1 0.0
MONTH TO DATE 3.9 5.3 -1.4 14.2
SINCE DEC 1 6.3 12.9 -6.6 15.4
SINCE JUL 1 9.2 14.9 -5.7 18.1
SNOW DEPTH 1
DEGREE DAYS
HEATING
YESTERDAY 37 40 -3 67
MONTH TO DATE 686 628 58 642
SINCE DEC 1 1699 1697 2 1440
SINCE JUL 1 2466 2848 -382 2404
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
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WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 10.4
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 12:00 AM
LOWEST 59 4:00 PM
AVERAGE 70
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 31 60 1894
MINIMUM TEMPERATURE (F) 18 -23 1982
SUNRISE AND SUNSET
JANUARY 17 2025.......SUNRISE 7:16 AM CST SUNSET 4:48 PM CST
JANUARY 18 2025.......SUNRISE 7:15 AM CST SUNSET 4:49 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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