825
CDUS43 KLOT 300631
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1231 AM CST THU JAN 30 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JANUARY 29 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 47 2:31 PM 63 2013 32 15 39
MINIMUM 33 11:59 PM -16 1873 18 15 30
1966
AVERAGE 40 25 15 35
PRECIPITATION (IN)
YESTERDAY 0.00 1.33 2013 0.06 -0.06 0.00
MONTH TO DATE 0.23 1.88 -1.65 3.50
SINCE DEC 1 2.16 3.99 -1.83 6.47
SINCE JAN 1 0.23 1.88 -1.65 3.50
SNOWFALL (IN)
YESTERDAY 0.0 5.3 1909 0.4 -0.4 0.0
MONTH TO DATE 4.6 10.5 -5.9 16.1
SINCE DEC 1 7.0 18.1 -11.1 17.3
SINCE JUL 1 9.9 20.1 -10.2 20.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 25 40 -15 30
MONTH TO DATE 1251 1148 103 1139
SINCE DEC 1 2264 2217 47 1937
SINCE JUL 1 3031 3368 -337 2901
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 21 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 11.0
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 64 7:00 AM
LOWEST 37 2:00 PM
AVERAGE 51
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 32 55 1988
MINIMUM TEMPERATURE (F) 18 -23 2019
SUNRISE AND SUNSET
JANUARY 30 2025.......SUNRISE 7:06 AM CST SUNSET 5:04 PM CST
JANUARY 31 2025.......SUNRISE 7:05 AM CST SUNSET 5:06 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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